diff options
| author | Jiri Kosina <jkosina@suse.com> | 2024-01-08 20:57:04 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.com> | 2024-01-08 20:57:04 +0100 |
| commit | 6b93f350e55f3f2ee071dd41109d936abfba8ebf (patch) | |
| tree | 481336b357ef1c1ac4a3a7517dd20294fe9b1c45 /include | |
| parent | b0a1fe4610de5761a66de0e43540fc3d59638402 (diff) | |
| parent | 584f35a3647d42980af495fc0bc5c51eb174aa35 (diff) | |
Merge branch 'for-6.8/amd-sfh' into for-linus
- addition of new interfaces to export User presence information and
Ambient light from amd-sfh to other drivers within the kernel (Basavaraj
Natikar)
Diffstat (limited to 'include')
314 files changed, 4279 insertions, 2448 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index afeed6e72049..1216d72c650f 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -542,6 +542,7 @@ int acpi_device_set_power(struct acpi_device *device, int state); int acpi_bus_init_power(struct acpi_device *device); int acpi_device_fix_up_power(struct acpi_device *device); void acpi_device_fix_up_power_extended(struct acpi_device *adev); +void acpi_device_fix_up_power_children(struct acpi_device *adev); int acpi_bus_update_power(acpi_handle handle, int *state_p); int acpi_device_update_power(struct acpi_device *device, int *state_p); bool acpi_bus_power_manageable(acpi_handle handle); diff --git a/include/asm-generic/bitops/instrumented-lock.h b/include/asm-generic/bitops/instrumented-lock.h index eb64bd4f11f3..542d3727ee4e 100644 --- a/include/asm-generic/bitops/instrumented-lock.h +++ b/include/asm-generic/bitops/instrumented-lock.h @@ -58,27 +58,25 @@ static inline bool test_and_set_bit_lock(long nr, volatile unsigned long *addr) return arch_test_and_set_bit_lock(nr, addr); } -#if defined(arch_clear_bit_unlock_is_negative_byte) /** - * clear_bit_unlock_is_negative_byte - Clear a bit in memory and test if bottom - * byte is negative, for unlock. - * @nr: the bit to clear - * @addr: the address to start counting from + * xor_unlock_is_negative_byte - XOR a single byte in memory and test if + * it is negative, for unlock. + * @mask: Change the bits which are set in this mask. + * @addr: The address of the word containing the byte to change. * + * Changes some of bits 0-6 in the word pointed to by @addr. * This operation is atomic and provides release barrier semantics. + * Used to optimise some folio operations which are commonly paired + * with an unlock or end of writeback. Bit 7 is used as PG_waiters to + * indicate whether anybody is waiting for the unlock. * - * This is a bit of a one-trick-pony for the filemap code, which clears - * PG_locked and tests PG_waiters, + * Return: Whether the top bit of the byte is set. */ -static inline bool -clear_bit_unlock_is_negative_byte(long nr, volatile unsigned long *addr) +static inline bool xor_unlock_is_negative_byte(unsigned long mask, + volatile unsigned long *addr) { kcsan_release(); - instrument_atomic_write(addr + BIT_WORD(nr), sizeof(long)); - return arch_clear_bit_unlock_is_negative_byte(nr, addr); + instrument_atomic_write(addr, sizeof(long)); + return arch_xor_unlock_is_negative_byte(mask, addr); } -/* Let everybody know we have it. */ -#define clear_bit_unlock_is_negative_byte clear_bit_unlock_is_negative_byte -#endif - #endif /* _ASM_GENERIC_BITOPS_INSTRUMENTED_LOCK_H */ diff --git a/include/asm-generic/bitops/lock.h b/include/asm-generic/bitops/lock.h index 40913516e654..14d4ec8c5152 100644 --- a/include/asm-generic/bitops/lock.h +++ b/include/asm-generic/bitops/lock.h @@ -66,27 +66,15 @@ arch___clear_bit_unlock(unsigned int nr, volatile unsigned long *p) raw_atomic_long_set_release((atomic_long_t *)p, old); } -/** - * arch_clear_bit_unlock_is_negative_byte - Clear a bit in memory and test if bottom - * byte is negative, for unlock. - * @nr: the bit to clear - * @addr: the address to start counting from - * - * This is a bit of a one-trick-pony for the filemap code, which clears - * PG_locked and tests PG_waiters, - */ -#ifndef arch_clear_bit_unlock_is_negative_byte -static inline bool arch_clear_bit_unlock_is_negative_byte(unsigned int nr, - volatile unsigned long *p) +#ifndef arch_xor_unlock_is_negative_byte +static inline bool arch_xor_unlock_is_negative_byte(unsigned long mask, + volatile unsigned long *p) { long old; - unsigned long mask = BIT_MASK(nr); - p += BIT_WORD(nr); - old = raw_atomic_long_fetch_andnot_release(mask, (atomic_long_t *)p); + old = raw_atomic_long_fetch_xor_release(mask, (atomic_long_t *)p); return !!(old & BIT(7)); } -#define arch_clear_bit_unlock_is_negative_byte arch_clear_bit_unlock_is_negative_byte #endif #include <asm-generic/bitops/instrumented-lock.h> diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h index c75d4a753849..879e5f8aa5e9 100644 --- a/include/asm-generic/pgalloc.h +++ b/include/asm-generic/pgalloc.h @@ -169,6 +169,8 @@ static inline pud_t *__pud_alloc_one(struct mm_struct *mm, unsigned long addr) ptdesc = pagetable_alloc(gfp, 0); if (!ptdesc) return NULL; + + pagetable_pud_ctor(ptdesc); return ptdesc_address(ptdesc); } @@ -190,8 +192,11 @@ static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) static inline void __pud_free(struct mm_struct *mm, pud_t *pud) { + struct ptdesc *ptdesc = virt_to_ptdesc(pud); + BUG_ON((unsigned long)pud & (PAGE_SIZE-1)); - pagetable_free(virt_to_ptdesc(pud)); + pagetable_pud_dtor(ptdesc); + pagetable_free(ptdesc); } #ifndef __HAVE_ARCH_PUD_FREE diff --git a/include/asm-generic/qspinlock.h b/include/asm-generic/qspinlock.h index 995513fa2690..0655aa5b57b2 100644 --- a/include/asm-generic/qspinlock.h +++ b/include/asm-generic/qspinlock.h @@ -70,7 +70,7 @@ static __always_inline int queued_spin_is_locked(struct qspinlock *lock) */ static __always_inline int queued_spin_value_unlocked(struct qspinlock lock) { - return !atomic_read(&lock.val); + return !lock.val.counter; } /** diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 67d8dd2f1bde..bae0fe4d499b 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -356,7 +356,6 @@ *(.ref.data) \ *(.data..shared_aligned) /* percpu related */ \ MEM_KEEP(init.data*) \ - MEM_KEEP(exit.data*) \ *(.data.unlikely) \ __start_once = .; \ *(.data.once) \ @@ -521,7 +520,6 @@ __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \ *(.ref.rodata) \ MEM_KEEP(init.rodata) \ - MEM_KEEP(exit.rodata) \ } \ \ /* Built-in module parameters. */ \ @@ -574,7 +572,6 @@ *(.ref.text) \ *(.text.asan.* .text.tsan.*) \ MEM_KEEP(init.text*) \ - MEM_KEEP(exit.text*) \ /* sched.text is aling to function alignment to secure we have same @@ -714,13 +711,10 @@ *(.exit.data .exit.data.*) \ *(.fini_array .fini_array.*) \ *(.dtors .dtors.*) \ - MEM_DISCARD(exit.data*) \ - MEM_DISCARD(exit.rodata*) #define EXIT_TEXT \ *(.exit.text) \ *(.text.exit) \ - MEM_DISCARD(exit.text) #define EXIT_CALL \ *(.exitcall.exit) diff --git a/include/crypto/aead.h b/include/crypto/aead.h index 35e45b854a6f..51382befbe37 100644 --- a/include/crypto/aead.h +++ b/include/crypto/aead.h @@ -217,6 +217,18 @@ static inline void crypto_free_aead(struct crypto_aead *tfm) crypto_destroy_tfm(tfm, crypto_aead_tfm(tfm)); } +/** + * crypto_has_aead() - Search for the availability of an aead. + * @alg_name: is the cra_name / name or cra_driver_name / driver name of the + * aead + * @type: specifies the type of the aead + * @mask: specifies the mask for the aead + * + * Return: true when the aead is known to the kernel crypto API; false + * otherwise + */ +int crypto_has_aead(const char *alg_name, u32 type, u32 mask); + static inline const char *crypto_aead_driver_name(struct crypto_aead *tfm) { return crypto_tfm_alg_driver_name(crypto_aead_tfm(tfm)); diff --git a/include/crypto/akcipher.h b/include/crypto/akcipher.h index 670508f1dca1..31c111bebb68 100644 --- a/include/crypto/akcipher.h +++ b/include/crypto/akcipher.h @@ -382,7 +382,7 @@ static inline int crypto_akcipher_decrypt(struct akcipher_request *req) * @tfm: AKCIPHER tfm handle allocated with crypto_alloc_akcipher() * @src: source buffer * @slen: source length - * @dst: destinatino obuffer + * @dst: destination obuffer * @dlen: destination length * * Return: zero on success; error code in case of error @@ -400,7 +400,7 @@ int crypto_akcipher_sync_encrypt(struct crypto_akcipher *tfm, * @tfm: AKCIPHER tfm handle allocated with crypto_alloc_akcipher() * @src: source buffer * @slen: source length - * @dst: destinatino obuffer + * @dst: destination obuffer * @dlen: destination length * * Return: Output length on success; error code in case of error diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h index ca86f4c6ba43..7a4a71af653f 100644 --- a/include/crypto/algapi.h +++ b/include/crypto/algapi.h @@ -195,11 +195,6 @@ static inline void *crypto_tfm_ctx_align(struct crypto_tfm *tfm, return PTR_ALIGN(crypto_tfm_ctx(tfm), align); } -static inline void *crypto_tfm_ctx_aligned(struct crypto_tfm *tfm) -{ - return crypto_tfm_ctx_align(tfm, crypto_tfm_alg_alignmask(tfm) + 1); -} - static inline unsigned int crypto_dma_align(void) { return CRYPTO_DMA_ALIGN; diff --git a/include/crypto/engine.h b/include/crypto/engine.h index 2835069c5997..545dbefe3e13 100644 --- a/include/crypto/engine.h +++ b/include/crypto/engine.h @@ -78,7 +78,7 @@ struct crypto_engine *crypto_engine_alloc_init_and_set(struct device *dev, bool retry_support, int (*cbk_do_batch)(struct crypto_engine *engine), bool rt, int qlen); -int crypto_engine_exit(struct crypto_engine *engine); +void crypto_engine_exit(struct crypto_engine *engine); int crypto_engine_register_aead(struct aead_engine_alg *alg); void crypto_engine_unregister_aead(struct aead_engine_alg *alg); diff --git a/include/crypto/hash.h b/include/crypto/hash.h index f7c2a22cd776..c7bdbece27cc 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -250,16 +250,7 @@ struct shash_alg { #undef HASH_ALG_COMMON_STAT struct crypto_ahash { - int (*init)(struct ahash_request *req); - int (*update)(struct ahash_request *req); - int (*final)(struct ahash_request *req); - int (*finup)(struct ahash_request *req); - int (*digest)(struct ahash_request *req); - int (*export)(struct ahash_request *req, void *out); - int (*import)(struct ahash_request *req, const void *in); - int (*setkey)(struct crypto_ahash *tfm, const u8 *key, - unsigned int keylen); - + bool using_shash; /* Underlying algorithm is shash, not ahash */ unsigned int statesize; unsigned int reqsize; struct crypto_tfm base; @@ -342,12 +333,6 @@ static inline const char *crypto_ahash_driver_name(struct crypto_ahash *tfm) return crypto_tfm_alg_driver_name(crypto_ahash_tfm(tfm)); } -static inline unsigned int crypto_ahash_alignmask( - struct crypto_ahash *tfm) -{ - return crypto_tfm_alg_alignmask(crypto_ahash_tfm(tfm)); -} - /** * crypto_ahash_blocksize() - obtain block size for cipher * @tfm: cipher handle @@ -519,10 +504,7 @@ int crypto_ahash_digest(struct ahash_request *req); * * Return: 0 if the export was successful; < 0 if an error occurred */ -static inline int crypto_ahash_export(struct ahash_request *req, void *out) -{ - return crypto_ahash_reqtfm(req)->export(req, out); -} +int crypto_ahash_export(struct ahash_request *req, void *out); /** * crypto_ahash_import() - import message digest state @@ -535,15 +517,7 @@ static inline int crypto_ahash_export(struct ahash_request *req, void *out) * * Return: 0 if the import was successful; < 0 if an error occurred */ -static inline int crypto_ahash_import(struct ahash_request *req, const void *in) -{ - struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); - - if (crypto_ahash_get_flags(tfm) & CRYPTO_TFM_NEED_KEY) - return -ENOKEY; - - return tfm->import(req, in); -} +int crypto_ahash_import(struct ahash_request *req, const void *in); /** * crypto_ahash_init() - (re)initialize message digest handle @@ -556,36 +530,7 @@ static inline int crypto_ahash_import(struct ahash_request *req, const void *in) * * Return: see crypto_ahash_final() */ -static inline int crypto_ahash_init(struct ahash_request *req) -{ - struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); - - if (crypto_ahash_get_flags(tfm) & CRYPTO_TFM_NEED_KEY) - return -ENOKEY; - - return tfm->init(req); -} - -static inline struct crypto_istat_hash *hash_get_stat( - struct hash_alg_common *alg) -{ -#ifdef CONFIG_CRYPTO_STATS - return &alg->stat; -#else - return NULL; -#endif -} - -static inline int crypto_hash_errstat(struct hash_alg_common *alg, int err) -{ - if (!IS_ENABLED(CONFIG_CRYPTO_STATS)) - return err; - - if (err && err != -EINPROGRESS && err != -EBUSY) - atomic64_inc(&hash_get_stat(alg)->err_cnt); - - return err; -} +int crypto_ahash_init(struct ahash_request *req); /** * crypto_ahash_update() - add data to message digest for processing @@ -598,16 +543,7 @@ static inline int crypto_hash_errstat(struct hash_alg_common *alg, int err) * * Return: see crypto_ahash_final() */ -static inline int crypto_ahash_update(struct ahash_request *req) -{ - struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); - struct hash_alg_common *alg = crypto_hash_alg_common(tfm); - - if (IS_ENABLED(CONFIG_CRYPTO_STATS)) - atomic64_add(req->nbytes, &hash_get_stat(alg)->hash_tlen); - - return crypto_hash_errstat(alg, tfm->update(req)); -} +int crypto_ahash_update(struct ahash_request *req); /** * DOC: Asynchronous Hash Request Handle @@ -798,12 +734,6 @@ static inline const char *crypto_shash_driver_name(struct crypto_shash *tfm) return crypto_tfm_alg_driver_name(crypto_shash_tfm(tfm)); } -static inline unsigned int crypto_shash_alignmask( - struct crypto_shash *tfm) -{ - return crypto_tfm_alg_alignmask(crypto_shash_tfm(tfm)); -} - /** * crypto_shash_blocksize() - obtain block size for cipher * @tfm: cipher handle @@ -952,10 +882,7 @@ int crypto_shash_tfm_digest(struct crypto_shash *tfm, const u8 *data, * Context: Any context. * Return: 0 if the export creation was successful; < 0 if an error occurred */ -static inline int crypto_shash_export(struct shash_desc *desc, void *out) -{ - return crypto_shash_alg(desc->tfm)->export(desc, out); -} +int crypto_shash_export(struct shash_desc *desc, void *out); /** * crypto_shash_import() - import operational state @@ -969,15 +896,7 @@ static inline int crypto_shash_export(struct shash_desc *desc, void *out) * Context: Any context. * Return: 0 if the import was successful; < 0 if an error occurred */ -static inline int crypto_shash_import(struct shash_desc *desc, const void *in) -{ - struct crypto_shash *tfm = desc->tfm; - - if (crypto_shash_get_flags(tfm) & CRYPTO_TFM_NEED_KEY) - return -ENOKEY; - - return crypto_shash_alg(tfm)->import(desc, in); -} +int crypto_shash_import(struct shash_desc *desc, const void *in); /** * crypto_shash_init() - (re)initialize message digest diff --git a/include/crypto/hash_info.h b/include/crypto/hash_info.h index dd4f06785049..d6927739f8b2 100644 --- a/include/crypto/hash_info.h +++ b/include/crypto/hash_info.h @@ -10,6 +10,7 @@ #include <crypto/sha1.h> #include <crypto/sha2.h> +#include <crypto/sha3.h> #include <crypto/md5.h> #include <crypto/streebog.h> diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h index cf65676e45f4..59c707e4dea4 100644 --- a/include/crypto/internal/hash.h +++ b/include/crypto/internal/hash.h @@ -18,15 +18,13 @@ struct crypto_hash_walk { char *data; unsigned int offset; - unsigned int alignmask; + unsigned int flags; struct page *pg; unsigned int entrylen; unsigned int total; struct scatterlist *sg; - - unsigned int flags; }; struct ahash_instance { @@ -269,11 +267,6 @@ static inline struct crypto_shash *crypto_spawn_shash( return crypto_spawn_tfm2(&spawn->base); } -static inline void *crypto_shash_ctx_aligned(struct crypto_shash *tfm) -{ - return crypto_tfm_ctx_aligned(&tfm->base); -} - static inline struct crypto_shash *__crypto_shash_cast(struct crypto_tfm *tfm) { return container_of(tfm, struct crypto_shash, base); diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h index fb3d9e899f52..7ae42afdcf3e 100644 --- a/include/crypto/internal/skcipher.h +++ b/include/crypto/internal/skcipher.h @@ -36,10 +36,25 @@ struct skcipher_instance { }; }; +struct lskcipher_instance { + void (*free)(struct lskcipher_instance *inst); + union { + struct { + char head[offsetof(struct lskcipher_alg, co.base)]; + struct crypto_instance base; + } s; + struct lskcipher_alg alg; + }; +}; + struct crypto_skcipher_spawn { struct crypto_spawn base; }; +struct crypto_lskcipher_spawn { + struct crypto_spawn base; +}; + struct skcipher_walk { union { struct { @@ -80,6 +95,12 @@ static inline struct crypto_instance *skcipher_crypto_instance( return &inst->s.base; } +static inline struct crypto_instance *lskcipher_crypto_instance( + struct lskcipher_instance *inst) +{ + return &inst->s.base; +} + static inline struct skcipher_instance *skcipher_alg_instance( struct crypto_skcipher *skcipher) { @@ -87,11 +108,23 @@ static inline struct skcipher_instance *skcipher_alg_instance( struct skcipher_instance, alg); } +static inline struct lskcipher_instance *lskcipher_alg_instance( + struct crypto_lskcipher *lskcipher) +{ + return container_of(crypto_lskcipher_alg(lskcipher), + struct lskcipher_instance, alg); +} + static inline void *skcipher_instance_ctx(struct skcipher_instance *inst) { return crypto_instance_ctx(skcipher_crypto_instance(inst)); } +static inline void *lskcipher_instance_ctx(struct lskcipher_instance *inst) +{ + return crypto_instance_ctx(lskcipher_crypto_instance(inst)); +} + static inline void skcipher_request_complete(struct skcipher_request *req, int err) { crypto_request_complete(&req->base, err); @@ -101,21 +134,36 @@ int crypto_grab_skcipher(struct crypto_skcipher_spawn *spawn, struct crypto_instance *inst, const char *name, u32 type, u32 mask); +int crypto_grab_lskcipher(struct crypto_lskcipher_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); + static inline void crypto_drop_skcipher(struct crypto_skcipher_spawn *spawn) { crypto_drop_spawn(&spawn->base); } -static inline struct skcipher_alg *crypto_skcipher_spawn_alg( - struct crypto_skcipher_spawn *spawn) +static inline void crypto_drop_lskcipher(struct crypto_lskcipher_spawn *spawn) +{ + crypto_drop_spawn(&spawn->base); +} + +static inline struct lskcipher_alg *crypto_lskcipher_spawn_alg( + struct crypto_lskcipher_spawn *spawn) { - return container_of(spawn->base.alg, struct skcipher_alg, base); + return container_of(spawn->base.alg, struct lskcipher_alg, co.base); } -static inline struct skcipher_alg *crypto_spawn_skcipher_alg( +static inline struct skcipher_alg_common *crypto_spawn_skcipher_alg_common( struct crypto_skcipher_spawn *spawn) { - return crypto_skcipher_spawn_alg(spawn); + return container_of(spawn->base.alg, struct skcipher_alg_common, base); +} + +static inline struct lskcipher_alg *crypto_spawn_lskcipher_alg( + struct crypto_lskcipher_spawn *spawn) +{ + return crypto_lskcipher_spawn_alg(spawn); } static inline struct crypto_skcipher *crypto_spawn_skcipher( @@ -124,6 +172,12 @@ static inline struct crypto_skcipher *crypto_spawn_skcipher( return crypto_spawn_tfm2(&spawn->base); } +static inline struct crypto_lskcipher *crypto_spawn_lskcipher( + struct crypto_lskcipher_spawn *spawn) +{ + return crypto_spawn_tfm2(&spawn->base); +} + static inline void crypto_skcipher_set_reqsize( struct crypto_skcipher *skcipher, unsigned int reqsize) { @@ -144,6 +198,13 @@ void crypto_unregister_skciphers(struct skcipher_alg *algs, int count); int skcipher_register_instance(struct crypto_template *tmpl, struct skcipher_instance *inst); +int crypto_register_lskcipher(struct lskcipher_alg *alg); +void crypto_unregister_lskcipher(struct lskcipher_alg *alg); +int crypto_register_lskciphers(struct lskcipher_alg *algs, int count); +void crypto_unregister_lskciphers(struct lskcipher_alg *algs, int count); +int lskcipher_register_instance(struct crypto_template *tmpl, + struct lskcipher_instance *inst); + int skcipher_walk_done(struct skcipher_walk *walk, int err); int skcipher_walk_virt(struct skcipher_walk *walk, struct skcipher_request *req, @@ -166,6 +227,11 @@ static inline void *crypto_skcipher_ctx(struct crypto_skcipher *tfm) return crypto_tfm_ctx(&tfm->base); } +static inline void *crypto_lskcipher_ctx(struct crypto_lskcipher *tfm) +{ + return crypto_tfm_ctx(&tfm->base); +} + static inline void *crypto_skcipher_ctx_dma(struct crypto_skcipher *tfm) { return crypto_tfm_ctx_dma(&tfm->base); @@ -191,41 +257,6 @@ static inline u32 skcipher_request_flags(struct skcipher_request *req) return req->base.flags; } -static inline unsigned int crypto_skcipher_alg_min_keysize( - struct skcipher_alg *alg) -{ - return alg->min_keysize; -} - -static inline unsigned int crypto_skcipher_alg_max_keysize( - struct skcipher_alg *alg) -{ - return alg->max_keysize; -} - -static inline unsigned int crypto_skcipher_alg_walksize( - struct skcipher_alg *alg) -{ - return alg->walksize; -} - -/** - * crypto_skcipher_walksize() - obtain walk size - * @tfm: cipher handle - * - * In some cases, algorithms can only perform optimally when operating on - * multiple blocks in parallel. This is reflected by the walksize, which - * must be a multiple of the chunksize (or equal if the concern does not - * apply) - * - * Return: walk size in bytes - */ -static inline unsigned int crypto_skcipher_walksize( - struct crypto_skcipher *tfm) -{ - return crypto_skcipher_alg_walksize(crypto_skcipher_alg(tfm)); -} - /* Helpers for simple block cipher modes of operation */ struct skcipher_ctx_simple { struct crypto_cipher *cipher; /* underlying block cipher */ @@ -249,5 +280,24 @@ static inline struct crypto_alg *skcipher_ialg_simple( return crypto_spawn_cipher_alg(spawn); } +static inline struct crypto_lskcipher *lskcipher_cipher_simple( + struct crypto_lskcipher *tfm) +{ + struct crypto_lskcipher **ctx = crypto_lskcipher_ctx(tfm); + + return *ctx; +} + +struct lskcipher_instance *lskcipher_alloc_instance_simple( + struct crypto_template *tmpl, struct rtattr **tb); + +static inline struct lskcipher_alg *lskcipher_ialg_simple( + struct lskcipher_instance *inst) +{ + struct crypto_lskcipher_spawn *spawn = lskcipher_instance_ctx(inst); + + return crypto_lskcipher_spawn_alg(spawn); +} + #endif /* _CRYPTO_INTERNAL_SKCIPHER_H */ diff --git a/include/crypto/sig.h b/include/crypto/sig.h index 641b4714c448..d25186bb2be3 100644 --- a/include/crypto/sig.h +++ b/include/crypto/sig.h @@ -79,7 +79,7 @@ int crypto_sig_maxsize(struct crypto_sig *tfm); * @tfm: signature tfm handle allocated with crypto_alloc_sig() * @src: source buffer * @slen: source length - * @dst: destinatino obuffer + * @dst: destination obuffer * @dlen: destination length * * Return: zero on success; error code in case of error diff --git a/include/crypto/skcipher.h b/include/crypto/skcipher.h index 080d1ba3611d..ea18af48346b 100644 --- a/include/crypto/skcipher.h +++ b/include/crypto/skcipher.h @@ -49,6 +49,10 @@ struct crypto_sync_skcipher { struct crypto_skcipher base; }; +struct crypto_lskcipher { + struct crypto_tfm base; +}; + /* * struct crypto_istat_cipher - statistics for cipher algorithm * @encrypt_cnt: number of encrypt requests @@ -65,6 +69,43 @@ struct crypto_istat_cipher { atomic64_t err_cnt; }; +#ifdef CONFIG_CRYPTO_STATS +#define SKCIPHER_ALG_COMMON_STAT struct crypto_istat_cipher stat; +#else +#define SKCIPHER_ALG_COMMON_STAT +#endif + +/* + * struct skcipher_alg_common - common properties of skcipher_alg + * @min_keysize: Minimum key size supported by the transformation. This is the + * smallest key length supported by this transformation algorithm. + * This must be set to one of the pre-defined values as this is + * not hardware specific. Possible values for this field can be + * found via git grep "_MIN_KEY_SIZE" include/crypto/ + * @max_keysize: Maximum key size supported by the transformation. This is the + * largest key length supported by this transformation algorithm. + * This must be set to one of the pre-defined values as this is + * not hardware specific. Possible values for this field can be + * found via git grep "_MAX_KEY_SIZE" include/crypto/ + * @ivsize: IV size applicable for transformation. The consumer must provide an + * IV of exactly that size to perform the encrypt or decrypt operation. + * @chunksize: Equal to the block size except for stream ciphers such as + * CTR where it is set to the underlying block size. + * @stat: Statistics for cipher algorithm + * @base: Definition of a generic crypto algorithm. + */ +#define SKCIPHER_ALG_COMMON { \ + unsigned int min_keysize; \ + unsigned int max_keysize; \ + unsigned int ivsize; \ + unsigned int chunksize; \ + \ + SKCIPHER_ALG_COMMON_STAT \ + \ + struct crypto_alg base; \ +} +struct skcipher_alg_common SKCIPHER_ALG_COMMON; + /** * struct skcipher_alg - symmetric key cipher definition * @min_keysize: Minimum key size supported by the transformation. This is the @@ -120,6 +161,7 @@ struct crypto_istat_cipher { * in parallel. Should be a multiple of chunksize. * @stat: Statistics for cipher algorithm * @base: Definition of a generic crypto algorithm. + * @co: see struct skcipher_alg_common * * All fields except @ivsize are mandatory and must be filled. */ @@ -131,17 +173,55 @@ struct skcipher_alg { int (*init)(struct crypto_skcipher *tfm); void (*exit)(struct crypto_skcipher *tfm); - unsigned int min_keysize; - unsigned int max_keysize; - unsigned int ivsize; - unsigned int chunksize; unsigned int walksize; -#ifdef CONFIG_CRYPTO_STATS - struct crypto_istat_cipher stat; -#endif + union { + struct SKCIPHER_ALG_COMMON; + struct skcipher_alg_common co; + }; +}; - struct crypto_alg base; +/** + * struct lskcipher_alg - linear symmetric key cipher definition + * @setkey: Set key for the transformation. This function is used to either + * program a supplied key into the hardware or store the key in the + * transformation context for programming it later. Note that this + * function does modify the transformation context. This function can + * be called multiple times during the existence of the transformation + * object, so one must make sure the key is properly reprogrammed into + * the hardware. This function is also responsible for checking the key + * length for validity. In case a software fallback was put in place in + * the @cra_init call, this function might need to use the fallback if + * the algorithm doesn't support all of the key sizes. + * @encrypt: Encrypt a number of bytes. This function is used to encrypt + * the supplied data. This function shall not modify + * the transformation context, as this function may be called + * in parallel with the same transformation object. Data + * may be left over if length is not a multiple of blocks + * and there is more to come (final == false). The number of + * left-over bytes should be returned in case of success. + * @decrypt: Decrypt a number of bytes. This is a reverse counterpart to + * @encrypt and the conditions are exactly the same. + * @init: Initialize the cryptographic transformation object. This function + * is used to initialize the cryptographic transformation object. + * This function is called only once at the instantiation time, right + * after the transformation context was allocated. + * @exit: Deinitialize the cryptographic transformation object. This is a + * counterpart to @init, used to remove various changes set in + * @init. + * @co: see struct skcipher_alg_common + */ +struct lskcipher_alg { + int (*setkey)(struct crypto_lskcipher *tfm, const u8 *key, + unsigned int keylen); + int (*encrypt)(struct crypto_lskcipher *tfm, const u8 *src, + u8 *dst, unsigned len, u8 *iv, bool final); + int (*decrypt)(struct crypto_lskcipher *tfm, const u8 *src, + u8 *dst, unsigned len, u8 *iv, bool final); + int (*init)(struct crypto_lskcipher *tfm); + void (*exit)(struct crypto_lskcipher *tfm); + + struct skcipher_alg_common co; }; #define MAX_SYNC_SKCIPHER_REQSIZE 384 @@ -213,12 +293,36 @@ struct crypto_skcipher *crypto_alloc_skcipher(const char *alg_name, struct crypto_sync_skcipher *crypto_alloc_sync_skcipher(const char *alg_name, u32 type, u32 mask); + +/** + * crypto_alloc_lskcipher() - allocate linear symmetric key cipher handle + * @alg_name: is the cra_name / name or cra_driver_name / driver name of the + * lskcipher + * @type: specifies the type of the cipher + * @mask: specifies the mask for the cipher + * + * Allocate a cipher handle for an lskcipher. The returned struct + * crypto_lskcipher is the cipher handle that is required for any subsequent + * API invocation for that lskcipher. + * + * Return: allocated cipher handle in case of success; IS_ERR() is true in case + * of an error, PTR_ERR() returns the error code. + */ +struct crypto_lskcipher *crypto_alloc_lskcipher(const char *alg_name, + u32 type, u32 mask); + static inline struct crypto_tfm *crypto_skcipher_tfm( struct crypto_skcipher *tfm) { return &tfm->base; } +static inline struct crypto_tfm *crypto_lskcipher_tfm( + struct crypto_lskcipher *tfm) +{ + return &tfm->base; +} + /** * crypto_free_skcipher() - zeroize and free cipher handle * @tfm: cipher handle to be freed @@ -236,6 +340,17 @@ static inline void crypto_free_sync_skcipher(struct crypto_sync_skcipher *tfm) } /** + * crypto_free_lskcipher() - zeroize and free cipher handle + * @tfm: cipher handle to be freed + * + * If @tfm is a NULL or error pointer, this function does nothing. + */ +static inline void crypto_free_lskcipher(struct crypto_lskcipher *tfm) +{ + crypto_destroy_tfm(tfm, crypto_lskcipher_tfm(tfm)); +} + +/** * crypto_has_skcipher() - Search for the availability of an skcipher. * @alg_name: is the cra_name / name or cra_driver_name / driver name of the * skcipher @@ -253,6 +368,19 @@ static inline const char *crypto_skcipher_driver_name( return crypto_tfm_alg_driver_name(crypto_skcipher_tfm(tfm)); } +static inline const char *crypto_lskcipher_driver_name( + struct crypto_lskcipher *tfm) +{ + return crypto_tfm_alg_driver_name(crypto_lskcipher_tfm(tfm)); +} + +static inline struct skcipher_alg_common *crypto_skcipher_alg_common( + struct crypto_skcipher *tfm) +{ + return container_of(crypto_skcipher_tfm(tfm)->__crt_alg, + struct skcipher_alg_common, base); +} + static inline struct skcipher_alg *crypto_skcipher_alg( struct crypto_skcipher *tfm) { @@ -260,9 +388,11 @@ static inline struct skcipher_alg *crypto_skcipher_alg( struct skcipher_alg, base); } -static inline unsigned int crypto_skcipher_alg_ivsize(struct skcipher_alg *alg) +static inline struct lskcipher_alg *crypto_lskcipher_alg( + struct crypto_lskcipher *tfm) { - return alg->ivsize; + return container_of(crypto_lskcipher_tfm(tfm)->__crt_alg, + struct lskcipher_alg, co.base); } /** @@ -276,7 +406,7 @@ static inline unsigned int crypto_skcipher_alg_ivsize(struct skcipher_alg *alg) */ static inline unsigned int crypto_skcipher_ivsize(struct crypto_skcipher *tfm) { - return crypto_skcipher_alg(tfm)->ivsize; + return crypto_skcipher_alg_common(tfm)->ivsize; } static inline unsigned int crypto_sync_skcipher_ivsize( @@ -286,6 +416,21 @@ static inline unsigned int crypto_sync_skcipher_ivsize( } /** + * crypto_lskcipher_ivsize() - obtain IV size + * @tfm: cipher handle + * + * The size of the IV for the lskcipher referenced by the cipher handle is + * returned. This IV size may be zero if the cipher does not need an IV. + * + * Return: IV size in bytes + */ +static inline unsigned int crypto_lskcipher_ivsize( + struct crypto_lskcipher *tfm) +{ + return crypto_lskcipher_alg(tfm)->co.ivsize; +} + +/** * crypto_skcipher_blocksize() - obtain block size of cipher * @tfm: cipher handle * @@ -301,10 +446,20 @@ static inline unsigned int crypto_skcipher_blocksize( return crypto_tfm_alg_blocksize(crypto_skcipher_tfm(tfm)); } -static inline unsigned int crypto_skcipher_alg_chunksize( - struct skcipher_alg *alg) +/** + * crypto_lskcipher_blocksize() - obtain block size of cipher + * @tfm: cipher handle + * + * The block size for the lskcipher referenced with the cipher handle is + * returned. The caller may use that information to allocate appropriate + * memory for the data returned by the encryption or decryption operation + * + * Return: block size of cipher + */ +static inline unsigned int crypto_lskcipher_blocksize( + struct crypto_lskcipher *tfm) { - return alg->chunksize; + return crypto_tfm_alg_blocksize(crypto_lskcipher_tfm(tfm)); } /** @@ -321,7 +476,24 @@ static inline unsigned int crypto_skcipher_alg_chunksize( static inline unsigned int crypto_skcipher_chunksize( struct crypto_skcipher *tfm) { - return crypto_skcipher_alg_chunksize(crypto_skcipher_alg(tfm)); + return crypto_skcipher_alg_common(tfm)->chunksize; +} + +/** + * crypto_lskcipher_chunksize() - obtain chunk size + * @tfm: cipher handle + * + * The block size is set to one for ciphers such as CTR. However, + * you still need to provide incremental updates in multiples of + * the underlying block size as the IV does not have sub-block + * granularity. This is known in this API as the chunk size. + * + * Return: chunk size in bytes + */ +static inline unsigned int crypto_lskcipher_chunksize( + struct crypto_lskcipher *tfm) +{ + return crypto_lskcipher_alg(tfm)->co.chunksize; } static inline unsigned int crypto_sync_skcipher_blocksize( @@ -336,6 +508,12 @@ static inline unsigned int crypto_skcipher_alignmask( return crypto_tfm_alg_alignmask(crypto_skcipher_tfm(tfm)); } +static inline unsigned int crypto_lskcipher_alignmask( + struct crypto_lskcipher *tfm) +{ + return crypto_tfm_alg_alignmask(crypto_lskcipher_tfm(tfm)); +} + static inline u32 crypto_skcipher_get_flags(struct crypto_skcipher *tfm) { return crypto_tfm_get_flags(crypto_skcipher_tfm(tfm)); @@ -371,6 +549,23 @@ static inline void crypto_sync_skcipher_clear_flags( crypto_skcipher_clear_flags(&tfm->base, flags); } +static inline u32 crypto_lskcipher_get_flags(struct crypto_lskcipher *tfm) +{ + return crypto_tfm_get_flags(crypto_lskcipher_tfm(tfm)); +} + +static inline void crypto_lskcipher_set_flags(struct crypto_lskcipher *tfm, + u32 flags) +{ + crypto_tfm_set_flags(crypto_lskcipher_tfm(tfm), flags); +} + +static inline void crypto_lskcipher_clear_flags(struct crypto_lskcipher *tfm, + u32 flags) +{ + crypto_tfm_clear_flags(crypto_lskcipher_tfm(tfm), flags); +} + /** * crypto_skcipher_setkey() - set key for cipher * @tfm: cipher handle @@ -396,16 +591,47 @@ static inline int crypto_sync_skcipher_setkey(struct crypto_sync_skcipher *tfm, return crypto_skcipher_setkey(&tfm->base, key, keylen); } +/** + * crypto_lskcipher_setkey() - set key for cipher + * @tfm: cipher handle + * @key: buffer holding the key + * @keylen: length of the key in bytes + * + * The caller provided key is set for the lskcipher referenced by the cipher + * handle. + * + * Note, the key length determines the cipher type. Many block ciphers implement + * different cipher modes depending on the key size, such as AES-128 vs AES-192 + * vs. AES-256. When providing a 16 byte key for an AES cipher handle, AES-128 + * is performed. + * + * Return: 0 if the setting of the key was successful; < 0 if an error occurred + */ +int crypto_lskcipher_setkey(struct crypto_lskcipher *tfm, + const u8 *key, unsigned int keylen); + static inline unsigned int crypto_skcipher_min_keysize( struct crypto_skcipher *tfm) { - return crypto_skcipher_alg(tfm)->min_keysize; + return crypto_skcipher_alg_common(tfm)->min_keysize; } static inline unsigned int crypto_skcipher_max_keysize( struct crypto_skcipher *tfm) { - return crypto_skcipher_alg(tfm)->max_keysize; + return crypto_skcipher_alg_common(tfm)->max_keysize; +} + +static inline unsigned int crypto_lskcipher_min_keysize( + struct crypto_lskcipher *tfm) +{ + return crypto_lskcipher_alg(tfm)->co.min_keysize; +} + +static inline unsigned int crypto_lskcipher_max_keysize( + struct crypto_lskcipher *tfm) +{ + return crypto_lskcipher_alg(tfm)->co.max_keysize; } /** @@ -458,6 +684,42 @@ int crypto_skcipher_encrypt(struct skcipher_request *req); int crypto_skcipher_decrypt(struct skcipher_request *req); /** + * crypto_lskcipher_encrypt() - encrypt plaintext + * @tfm: lskcipher handle + * @src: source buffer + * @dst: destination buffer + * @len: number of bytes to process + * @iv: IV for the cipher operation which must comply with the IV size defined + * by crypto_lskcipher_ivsize + * + * Encrypt plaintext data using the lskcipher handle. + * + * Return: >=0 if the cipher operation was successful, if positive + * then this many bytes have been left unprocessed; + * < 0 if an error occurred + */ +int crypto_lskcipher_encrypt(struct crypto_lskcipher *tfm, const u8 *src, + u8 *dst, unsigned len, u8 *iv); + +/** + * crypto_lskcipher_decrypt() - decrypt ciphertext + * @tfm: lskcipher handle + * @src: source buffer + * @dst: destination buffer + * @len: number of bytes to process + * @iv: IV for the cipher operation which must comply with the IV size defined + * by crypto_lskcipher_ivsize + * + * Decrypt ciphertext data using the lskcipher handle. + * + * Return: >=0 if the cipher operation was successful, if positive + * then this many bytes have been left unprocessed; + * < 0 if an error occurred + */ +int crypto_lskcipher_decrypt(struct crypto_lskcipher *tfm, const u8 *src, + u8 *dst, unsigned len, u8 *iv); + +/** * DOC: Symmetric Key Cipher Request Handle * * The skcipher_request data structure contains all pointers to data diff --git a/include/drm/amd_asic_type.h b/include/drm/amd_asic_type.h index 90b69270f2fa..724c45e3e9a7 100644 --- a/include/drm/amd_asic_type.h +++ b/include/drm/amd_asic_type.h @@ -68,4 +68,9 @@ enum amd_asic_type { extern const char *amdgpu_asic_name[]; +struct amdgpu_asic_type_quirk { + unsigned short device; /* PCI device ID */ + u8 revision; /* revision ID */ + unsigned short type; /* real ASIC type */ +}; #endif /*__AMD_ASIC_TYPE_H__ */ diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h index 536a0b0091c3..006b5c977ad7 100644 --- a/include/drm/drm_atomic_helper.h +++ b/include/drm/drm_atomic_helper.h @@ -97,6 +97,8 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev, int drm_atomic_helper_prepare_planes(struct drm_device *dev, struct drm_atomic_state *state); +void drm_atomic_helper_unprepare_planes(struct drm_device *dev, + struct drm_atomic_state *state); #define DRM_PLANE_COMMIT_ACTIVE_ONLY BIT(0) #define DRM_PLANE_COMMIT_NO_DISABLE_AFTER_MODESET BIT(1) diff --git a/include/drm/drm_gpuvm.h b/include/drm/drm_gpuvm.h index bdfafc4a7705..c7a0594bdab1 100644 --- a/include/drm/drm_gpuvm.h +++ b/include/drm/drm_gpuvm.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: GPL-2.0 OR MIT */ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ #ifndef __DRM_GPUVM_H__ #define __DRM_GPUVM_H__ diff --git a/include/drm/drm_prime.h b/include/drm/drm_prime.h index a7abf9f3e697..2a1d01e5b56b 100644 --- a/include/drm/drm_prime.h +++ b/include/drm/drm_prime.h @@ -60,12 +60,19 @@ enum dma_data_direction; struct drm_device; struct drm_gem_object; +struct drm_file; /* core prime functions */ struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev, struct dma_buf_export_info *exp_info); void drm_gem_dmabuf_release(struct dma_buf *dma_buf); +int drm_gem_prime_fd_to_handle(struct drm_device *dev, + struct drm_file *file_priv, int prime_fd, uint32_t *handle); +int drm_gem_prime_handle_to_fd(struct drm_device *dev, + struct drm_file *file_priv, uint32_t handle, uint32_t flags, + int *prime_fd); + /* helper functions for exporting */ int drm_gem_map_attach(struct dma_buf *dma_buf, struct dma_buf_attachment *attach); diff --git a/include/drm/i915_pxp_tee_interface.h b/include/drm/i915_pxp_tee_interface.h index a702b6ec17f7..7d96985f2d05 100644 --- a/include/drm/i915_pxp_tee_interface.h +++ b/include/drm/i915_pxp_tee_interface.h @@ -22,8 +22,10 @@ struct i915_pxp_component_ops { */ struct module *owner; - int (*send)(struct device *dev, const void *message, size_t size); - int (*recv)(struct device *dev, void *buffer, size_t size); + int (*send)(struct device *dev, const void *message, size_t size, + unsigned long timeout_ms); + int (*recv)(struct device *dev, void *buffer, size_t size, + unsigned long timeout_ms); ssize_t (*gsc_command)(struct device *dev, u8 client_id, u32 fence_id, struct scatterlist *sg_in, size_t total_in_len, struct scatterlist *sg_out); diff --git a/include/dt-bindings/gpio/amlogic,t7-periphs-pinctrl.h b/include/dt-bindings/gpio/amlogic,t7-periphs-pinctrl.h new file mode 100644 index 000000000000..4e16d31a71c9 --- /dev/null +++ b/include/dt-bindings/gpio/amlogic,t7-periphs-pinctrl.h @@ -0,0 +1,179 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */ +/* + * Copyright (c) 2023 Amlogic, Inc. All rights reserved. + * Author: Huqiang Qin <huqiang.qin@amlogic.com> + */ + +#ifndef _DT_BINDINGS_AMLOGIC_T7_GPIO_H +#define _DT_BINDINGS_AMLOGIC_T7_GPIO_H + +#define GPIOB_0 0 +#define GPIOB_1 1 +#define GPIOB_2 2 +#define GPIOB_3 3 +#define GPIOB_4 4 +#define GPIOB_5 5 +#define GPIOB_6 6 +#define GPIOB_7 7 +#define GPIOB_8 8 +#define GPIOB_9 9 +#define GPIOB_10 10 +#define GPIOB_11 11 +#define GPIOB_12 12 + +#define GPIOC_0 13 +#define GPIOC_1 14 +#define GPIOC_2 15 +#define GPIOC_3 16 +#define GPIOC_4 17 +#define GPIOC_5 18 +#define GPIOC_6 19 + +#define GPIOX_0 20 +#define GPIOX_1 21 +#define GPIOX_2 22 +#define GPIOX_3 23 +#define GPIOX_4 24 +#define GPIOX_5 25 +#define GPIOX_6 26 +#define GPIOX_7 27 +#define GPIOX_8 28 +#define GPIOX_9 29 +#define GPIOX_10 30 +#define GPIOX_11 31 +#define GPIOX_12 32 +#define GPIOX_13 33 +#define GPIOX_14 34 +#define GPIOX_15 35 +#define GPIOX_16 36 +#define GPIOX_17 37 +#define GPIOX_18 38 +#define GPIOX_19 39 + +#define GPIOW_0 40 +#define GPIOW_1 41 +#define GPIOW_2 42 +#define GPIOW_3 43 +#define GPIOW_4 44 +#define GPIOW_5 45 +#define GPIOW_6 46 +#define GPIOW_7 47 +#define GPIOW_8 48 +#define GPIOW_9 49 +#define GPIOW_10 50 +#define GPIOW_11 51 +#define GPIOW_12 52 +#define GPIOW_13 53 +#define GPIOW_14 54 +#define GPIOW_15 55 +#define GPIOW_16 56 + +#define GPIOD_0 57 +#define GPIOD_1 58 +#define GPIOD_2 59 +#define GPIOD_3 60 +#define GPIOD_4 61 +#define GPIOD_5 62 +#define GPIOD_6 63 +#define GPIOD_7 64 +#define GPIOD_8 65 +#define GPIOD_9 66 +#define GPIOD_10 67 +#define GPIOD_11 68 +#define GPIOD_12 69 + +#define GPIOE_0 70 +#define GPIOE_1 71 +#define GPIOE_2 72 +#define GPIOE_3 73 +#define GPIOE_4 74 +#define GPIOE_5 75 +#define GPIOE_6 76 + +#define GPIOZ_0 77 +#define GPIOZ_1 78 +#define GPIOZ_2 79 +#define GPIOZ_3 80 +#define GPIOZ_4 81 +#define GPIOZ_5 82 +#define GPIOZ_6 83 +#define GPIOZ_7 84 +#define GPIOZ_8 85 +#define GPIOZ_9 86 +#define GPIOZ_10 87 +#define GPIOZ_11 88 +#define GPIOZ_12 89 +#define GPIOZ_13 90 + +#define GPIOT_0 91 +#define GPIOT_1 92 +#define GPIOT_2 93 +#define GPIOT_3 94 +#define GPIOT_4 95 +#define GPIOT_5 96 +#define GPIOT_6 97 +#define GPIOT_7 98 +#define GPIOT_8 99 +#define GPIOT_9 100 +#define GPIOT_10 101 +#define GPIOT_11 102 +#define GPIOT_12 103 +#define GPIOT_13 104 +#define GPIOT_14 105 +#define GPIOT_15 106 +#define GPIOT_16 107 +#define GPIOT_17 108 +#define GPIOT_18 109 +#define GPIOT_19 110 +#define GPIOT_20 111 +#define GPIOT_21 112 +#define GPIOT_22 113 +#define GPIOT_23 114 + +#define GPIOM_0 115 +#define GPIOM_1 116 +#define GPIOM_2 117 +#define GPIOM_3 118 +#define GPIOM_4 119 +#define GPIOM_5 120 +#define GPIOM_6 121 +#define GPIOM_7 122 +#define GPIOM_8 123 +#define GPIOM_9 124 +#define GPIOM_10 125 +#define GPIOM_11 126 +#define GPIOM_12 127 +#define GPIOM_13 128 + +#define GPIOY_0 129 +#define GPIOY_1 130 +#define GPIOY_2 131 +#define GPIOY_3 132 +#define GPIOY_4 133 +#define GPIOY_5 134 +#define GPIOY_6 135 +#define GPIOY_7 136 +#define GPIOY_8 137 +#define GPIOY_9 138 +#define GPIOY_10 139 +#define GPIOY_11 140 +#define GPIOY_12 141 +#define GPIOY_13 142 +#define GPIOY_14 143 +#define GPIOY_15 144 +#define GPIOY_16 145 +#define GPIOY_17 146 +#define GPIOY_18 147 + +#define GPIOH_0 148 +#define GPIOH_1 149 +#define GPIOH_2 150 +#define GPIOH_3 151 +#define GPIOH_4 152 +#define GPIOH_5 153 +#define GPIOH_6 154 +#define GPIOH_7 155 + +#define GPIO_TEST_N 156 + +#endif /* _DT_BINDINGS_AMLOGIC_T7_GPIO_H */ diff --git a/include/dt-bindings/interconnect/qcom,sdx75.h b/include/dt-bindings/interconnect/qcom,sdx75.h new file mode 100644 index 000000000000..e903f5f3dd8f --- /dev/null +++ b/include/dt-bindings/interconnect/qcom,sdx75.h @@ -0,0 +1,102 @@ +/* SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_SDX75_H +#define __DT_BINDINGS_INTERCONNECT_QCOM_SDX75_H + +#define MASTER_QPIC_CORE 0 +#define MASTER_QUP_CORE_0 1 +#define SLAVE_QPIC_CORE 2 +#define SLAVE_QUP_CORE_0 3 + +#define MASTER_LLCC 0 +#define SLAVE_EBI1 1 + +#define MASTER_CNOC_DC_NOC 0 +#define SLAVE_LAGG_CFG 1 +#define SLAVE_MCCC_MASTER 2 +#define SLAVE_GEM_NOC_CFG 3 +#define SLAVE_SNOOP_BWMON 4 + +#define MASTER_SYS_TCU 0 +#define MASTER_APPSS_PROC 1 +#define MASTER_GEM_NOC_CFG 2 +#define MASTER_MSS_PROC 3 +#define MASTER_ANOC_PCIE_GEM_NOC 4 +#define MASTER_SNOC_SF_MEM_NOC 5 +#define MASTER_GIC 6 +#define MASTER_IPA_PCIE 7 +#define SLAVE_GEM_NOC_CNOC 8 +#define SLAVE_LLCC 9 +#define SLAVE_MEM_NOC_PCIE_SNOC 10 +#define SLAVE_SERVICE_GEM_NOC 11 + +#define MASTER_PCIE_0 0 +#define MASTER_PCIE_1 1 +#define MASTER_PCIE_2 2 +#define SLAVE_ANOC_PCIE_GEM_NOC 3 + +#define MASTER_AUDIO 0 +#define MASTER_GIC_AHB 1 +#define MASTER_PCIE_RSCC 2 +#define MASTER_QDSS_BAM 3 +#define MASTER_QPIC 4 +#define MASTER_QUP_0 5 +#define MASTER_ANOC_SNOC 6 +#define MASTER_GEM_NOC_CNOC 7 +#define MASTER_GEM_NOC_PCIE_SNOC 8 +#define MASTER_SNOC_CFG 9 +#define MASTER_PCIE_ANOC_CFG 10 +#define MASTER_CRYPTO 11 +#define MASTER_IPA 12 +#define MASTER_MVMSS 13 +#define MASTER_EMAC_0 14 +#define MASTER_EMAC_1 15 +#define MASTER_QDSS_ETR 16 +#define MASTER_QDSS_ETR_1 17 +#define MASTER_SDCC_1 18 +#define MASTER_SDCC_4 19 +#define MASTER_USB3_0 20 +#define SLAVE_ETH0_CFG 21 +#define SLAVE_ETH1_CFG 22 +#define SLAVE_AUDIO 23 +#define SLAVE_CLK_CTL 24 +#define SLAVE_CRYPTO_0_CFG 25 +#define SLAVE_IMEM_CFG 26 +#define SLAVE_IPA_CFG 27 +#define SLAVE_IPC_ROUTER_CFG 28 +#define SLAVE_CNOC_MSS 29 +#define SLAVE_ICBDI_MVMSS_CFG 30 +#define SLAVE_PCIE_0_CFG 31 +#define SLAVE_PCIE_1_CFG 32 +#define SLAVE_PCIE_2_CFG 33 +#define SLAVE_PCIE_RSC_CFG 34 +#define SLAVE_PDM 35 +#define SLAVE_PRNG 36 +#define SLAVE_QDSS_CFG 37 +#define SLAVE_QPIC 38 +#define SLAVE_QUP_0 39 +#define SLAVE_SDCC_1 40 +#define SLAVE_SDCC_4 41 +#define SLAVE_SPMI_VGI_COEX 42 +#define SLAVE_TCSR 43 +#define SLAVE_TLMM 44 +#define SLAVE_USB3 45 +#define SLAVE_USB3_PHY_CFG 46 +#define SLAVE_A1NOC_CFG 47 +#define SLAVE_DDRSS_CFG 48 +#define SLAVE_SNOC_GEM_NOC_SF 49 +#define SLAVE_SNOC_CFG 50 +#define SLAVE_PCIE_ANOC_CFG 51 +#define SLAVE_IMEM 52 +#define SLAVE_SERVICE_PCIE_ANOC 53 +#define SLAVE_SERVICE_SNOC 54 +#define SLAVE_PCIE_0 55 +#define SLAVE_PCIE_1 56 +#define SLAVE_PCIE_2 57 +#define SLAVE_QDSS_STM 58 +#define SLAVE_TCU 59 + +#endif diff --git a/include/dt-bindings/watchdog/aspeed-wdt.h b/include/dt-bindings/watchdog/aspeed-wdt.h new file mode 100644 index 000000000000..7ae6d84b2bd9 --- /dev/null +++ b/include/dt-bindings/watchdog/aspeed-wdt.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ + +#ifndef DT_BINDINGS_ASPEED_WDT_H +#define DT_BINDINGS_ASPEED_WDT_H + +#define AST2500_WDT_RESET_CPU (1 << 0) +#define AST2500_WDT_RESET_COPROC (1 << 1) +#define AST2500_WDT_RESET_SDRAM (1 << 2) +#define AST2500_WDT_RESET_AHB (1 << 3) +#define AST2500_WDT_RESET_I2C (1 << 4) +#define AST2500_WDT_RESET_MAC0 (1 << 5) +#define AST2500_WDT_RESET_MAC1 (1 << 6) +#define AST2500_WDT_RESET_GRAPHICS (1 << 7) +#define AST2500_WDT_RESET_USB2_HOST_HUB (1 << 8) +#define AST2500_WDT_RESET_USB_HOST (1 << 9) +#define AST2500_WDT_RESET_HID_EHCI (1 << 10) +#define AST2500_WDT_RESET_VIDEO (1 << 11) +#define AST2500_WDT_RESET_HAC (1 << 12) +#define AST2500_WDT_RESET_LPC (1 << 13) +#define AST2500_WDT_RESET_SDIO (1 << 14) +#define AST2500_WDT_RESET_MIC (1 << 15) +#define AST2500_WDT_RESET_CRT (1 << 16) +#define AST2500_WDT_RESET_PWM (1 << 17) +#define AST2500_WDT_RESET_PECI (1 << 18) +#define AST2500_WDT_RESET_JTAG (1 << 19) +#define AST2500_WDT_RESET_ADC (1 << 20) +#define AST2500_WDT_RESET_GPIO (1 << 21) +#define AST2500_WDT_RESET_MCTP (1 << 22) +#define AST2500_WDT_RESET_XDMA (1 << 23) +#define AST2500_WDT_RESET_SPI (1 << 24) +#define AST2500_WDT_RESET_SOC_MISC (1 << 25) + +#define AST2500_WDT_RESET_DEFAULT 0x023ffff3 + +#define AST2600_WDT_RESET1_CPU (1 << 0) +#define AST2600_WDT_RESET1_SDRAM (1 << 1) +#define AST2600_WDT_RESET1_AHB (1 << 2) +#define AST2600_WDT_RESET1_SLI (1 << 3) +#define AST2600_WDT_RESET1_SOC_MISC0 (1 << 4) +#define AST2600_WDT_RESET1_COPROC (1 << 5) +#define AST2600_WDT_RESET1_USB_A (1 << 6) +#define AST2600_WDT_RESET1_USB_B (1 << 7) +#define AST2600_WDT_RESET1_UHCI (1 << 8) +#define AST2600_WDT_RESET1_GRAPHICS (1 << 9) +#define AST2600_WDT_RESET1_CRT (1 << 10) +#define AST2600_WDT_RESET1_VIDEO (1 << 11) +#define AST2600_WDT_RESET1_HAC (1 << 12) +#define AST2600_WDT_RESET1_DP (1 << 13) +#define AST2600_WDT_RESET1_DP_MCU (1 << 14) +#define AST2600_WDT_RESET1_GP_MCU (1 << 15) +#define AST2600_WDT_RESET1_MAC0 (1 << 16) +#define AST2600_WDT_RESET1_MAC1 (1 << 17) +#define AST2600_WDT_RESET1_SDIO0 (1 << 18) +#define AST2600_WDT_RESET1_JTAG0 (1 << 19) +#define AST2600_WDT_RESET1_MCTP0 (1 << 20) +#define AST2600_WDT_RESET1_MCTP1 (1 << 21) +#define AST2600_WDT_RESET1_XDMA0 (1 << 22) +#define AST2600_WDT_RESET1_XDMA1 (1 << 23) +#define AST2600_WDT_RESET1_GPIO0 (1 << 24) +#define AST2600_WDT_RESET1_RVAS (1 << 25) + +#define AST2600_WDT_RESET1_DEFAULT 0x030f1ff1 + +#define AST2600_WDT_RESET2_CPU (1 << 0) +#define AST2600_WDT_RESET2_SPI (1 << 1) +#define AST2600_WDT_RESET2_AHB2 (1 << 2) +#define AST2600_WDT_RESET2_SLI2 (1 << 3) +#define AST2600_WDT_RESET2_SOC_MISC1 (1 << 4) +#define AST2600_WDT_RESET2_MAC2 (1 << 5) +#define AST2600_WDT_RESET2_MAC3 (1 << 6) +#define AST2600_WDT_RESET2_SDIO1 (1 << 7) +#define AST2600_WDT_RESET2_JTAG1 (1 << 8) +#define AST2600_WDT_RESET2_GPIO1 (1 << 9) +#define AST2600_WDT_RESET2_MDIO (1 << 10) +#define AST2600_WDT_RESET2_LPC (1 << 11) +#define AST2600_WDT_RESET2_PECI (1 << 12) +#define AST2600_WDT_RESET2_PWM (1 << 13) +#define AST2600_WDT_RESET2_ADC (1 << 14) +#define AST2600_WDT_RESET2_FSI (1 << 15) +#define AST2600_WDT_RESET2_I2C (1 << 16) +#define AST2600_WDT_RESET2_I3C_GLOBAL (1 << 17) +#define AST2600_WDT_RESET2_I3C0 (1 << 18) +#define AST2600_WDT_RESET2_I3C1 (1 << 19) +#define AST2600_WDT_RESET2_I3C2 (1 << 20) +#define AST2600_WDT_RESET2_I3C3 (1 << 21) +#define AST2600_WDT_RESET2_I3C4 (1 << 22) +#define AST2600_WDT_RESET2_I3C5 (1 << 23) +#define AST2600_WDT_RESET2_ESPI (1 << 26) + +#define AST2600_WDT_RESET2_DEFAULT 0x03fffff1 + +#endif diff --git a/include/kvm/arm_arch_timer.h b/include/kvm/arm_arch_timer.h index e748bc957d83..c819c5d16613 100644 --- a/include/kvm/arm_arch_timer.h +++ b/include/kvm/arm_arch_timer.h @@ -96,7 +96,7 @@ struct arch_timer_cpu { int __init kvm_timer_hyp_init(bool has_gic); int kvm_timer_enable(struct kvm_vcpu *vcpu); -int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu); +void kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu); void kvm_timer_vcpu_init(struct kvm_vcpu *vcpu); void kvm_timer_sync_user(struct kvm_vcpu *vcpu); bool kvm_timer_should_notify_user(struct kvm_vcpu *vcpu); diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h index 31029f4f7be8..4b9d8fb393a8 100644 --- a/include/kvm/arm_pmu.h +++ b/include/kvm/arm_pmu.h @@ -13,7 +13,6 @@ #define ARMV8_PMU_CYCLE_IDX (ARMV8_PMU_MAX_COUNTERS - 1) #if IS_ENABLED(CONFIG_HW_PERF_EVENTS) && IS_ENABLED(CONFIG_KVM) - struct kvm_pmc { u8 idx; /* index into the pmu->pmc array */ struct perf_event *perf_event; @@ -63,6 +62,7 @@ void kvm_pmu_software_increment(struct kvm_vcpu *vcpu, u64 val); void kvm_pmu_handle_pmcr(struct kvm_vcpu *vcpu, u64 val); void kvm_pmu_set_counter_event_type(struct kvm_vcpu *vcpu, u64 data, u64 select_idx); +void kvm_vcpu_reload_pmu(struct kvm_vcpu *vcpu); int kvm_arm_pmu_v3_set_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr); int kvm_arm_pmu_v3_get_attr(struct kvm_vcpu *vcpu, @@ -77,7 +77,7 @@ void kvm_vcpu_pmu_restore_host(struct kvm_vcpu *vcpu); void kvm_vcpu_pmu_resync_el0(void); #define kvm_vcpu_has_pmu(vcpu) \ - (test_bit(KVM_ARM_VCPU_PMU_V3, (vcpu)->arch.features)) + (vcpu_has_feature(vcpu, KVM_ARM_VCPU_PMU_V3)) /* * Updates the vcpu's view of the pmu events for this cpu. @@ -101,7 +101,11 @@ void kvm_vcpu_pmu_resync_el0(void); }) u8 kvm_arm_pmu_get_pmuver_limit(void); +u64 kvm_pmu_evtyper_mask(struct kvm *kvm); +int kvm_arm_set_default_pmu(struct kvm *kvm); +u8 kvm_arm_pmu_get_max_counters(struct kvm *kvm); +u64 kvm_vcpu_read_pmcr(struct kvm_vcpu *vcpu); #else struct kvm_pmu { }; @@ -168,12 +172,32 @@ static inline u64 kvm_pmu_get_pmceid(struct kvm_vcpu *vcpu, bool pmceid1) static inline void kvm_pmu_update_vcpu_events(struct kvm_vcpu *vcpu) {} static inline void kvm_vcpu_pmu_restore_guest(struct kvm_vcpu *vcpu) {} static inline void kvm_vcpu_pmu_restore_host(struct kvm_vcpu *vcpu) {} +static inline void kvm_vcpu_reload_pmu(struct kvm_vcpu *vcpu) {} static inline u8 kvm_arm_pmu_get_pmuver_limit(void) { return 0; } +static inline u64 kvm_pmu_evtyper_mask(struct kvm *kvm) +{ + return 0; +} static inline void kvm_vcpu_pmu_resync_el0(void) {} +static inline int kvm_arm_set_default_pmu(struct kvm *kvm) +{ + return -ENODEV; +} + +static inline u8 kvm_arm_pmu_get_max_counters(struct kvm *kvm) +{ + return 0; +} + +static inline u64 kvm_vcpu_read_pmcr(struct kvm_vcpu *vcpu) +{ + return 0; +} + #endif #endif diff --git a/include/kvm/arm_psci.h b/include/kvm/arm_psci.h index 6e55b9283789..e8fb624013d1 100644 --- a/include/kvm/arm_psci.h +++ b/include/kvm/arm_psci.h @@ -26,7 +26,7 @@ static inline int kvm_psci_version(struct kvm_vcpu *vcpu) * revisions. It is thus safe to return the latest, unless * userspace has instructed us otherwise. */ - if (test_bit(KVM_ARM_VCPU_PSCI_0_2, vcpu->arch.features)) { + if (vcpu_has_feature(vcpu, KVM_ARM_VCPU_PSCI_0_2)) { if (vcpu->kvm->arch.psci_version) return vcpu->kvm->arch.psci_version; diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 5b27f94d4fad..8cc38e836f54 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -375,8 +375,8 @@ int kvm_vgic_map_resources(struct kvm *kvm); int kvm_vgic_hyp_init(void); void kvm_vgic_init_cpu_hardware(void); -int kvm_vgic_inject_irq(struct kvm *kvm, int cpuid, unsigned int intid, - bool level, void *owner); +int kvm_vgic_inject_irq(struct kvm *kvm, struct kvm_vcpu *vcpu, + unsigned int intid, bool level, void *owner); int kvm_vgic_map_phys_irq(struct kvm_vcpu *vcpu, unsigned int host_irq, u32 vintid, struct irq_ops *ops); int kvm_vgic_unmap_phys_irq(struct kvm_vcpu *vcpu, unsigned int vintid); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 24e014760328..4db54e928b36 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -30,6 +30,7 @@ struct irq_domain_ops; #include <linux/dynamic_debug.h> #include <linux/module.h> #include <linux/mutex.h> +#include <linux/fw_table.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> @@ -37,6 +38,16 @@ struct irq_domain_ops; #include <acpi/acpi_io.h> #include <asm/acpi.h> +#ifdef CONFIG_ACPI_TABLE_LIB +#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI) +#define __init_or_acpilib +#define __initdata_or_acpilib +#else +#define EXPORT_SYMBOL_ACPI_LIB(x) +#define __init_or_acpilib __init +#define __initdata_or_acpilib __initdata +#endif + static inline acpi_handle acpi_device_handle(struct acpi_device *adev) { return adev ? adev->handle : NULL; @@ -119,21 +130,8 @@ enum acpi_address_range_id { /* Table Handlers */ -union acpi_subtable_headers { - struct acpi_subtable_header common; - struct acpi_hmat_structure hmat; - struct acpi_prmt_module_header prmt; - struct acpi_cedt_header cedt; -}; - typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); -typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header, - const unsigned long end); - -typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header, - void *arg, const unsigned long end); - /* Debugger support */ struct acpi_debugger_ops { @@ -207,14 +205,6 @@ static inline int acpi_debugger_notify_command_complete(void) (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) -struct acpi_subtable_proc { - int id; - acpi_tbl_entry_handler handler; - acpi_tbl_entry_handler_arg handler_arg; - void *arg; - int count; -}; - void __iomem *__acpi_map_table(unsigned long phys, unsigned long size); void __acpi_unmap_table(void __iomem *map, unsigned long size); int early_acpi_boot_init(void); @@ -229,16 +219,6 @@ void acpi_reserve_initial_tables (void); void acpi_table_init_complete (void); int acpi_table_init (void); -#ifdef CONFIG_ACPI_TABLE_LIB -#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI) -#define __init_or_acpilib -#define __initdata_or_acpilib -#else -#define EXPORT_SYMBOL_ACPI_LIB(x) -#define __init_or_acpilib __init -#define __initdata_or_acpilib __initdata -#endif - int acpi_table_parse(char *id, acpi_tbl_table_handler handler); int __init_or_acpilib acpi_table_parse_entries(char *id, unsigned long table_size, int entry_id, @@ -1551,4 +1531,9 @@ static inline void acpi_device_notify(struct device *dev) { } static inline void acpi_device_notify_remove(struct device *dev) { } #endif +static inline void acpi_use_parent_companion(struct device *dev) +{ + ACPI_COMPANION_SET(dev, ACPI_COMPANION(dev->parent)); +} + #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/aer.h b/include/linux/aer.h index 29cc10220952..f6ea2f57d808 100644 --- a/include/linux/aer.h +++ b/include/linux/aer.h @@ -51,7 +51,7 @@ static inline int pci_aer_clear_nonfatal_status(struct pci_dev *dev) static inline int pcie_aer_is_native(struct pci_dev *dev) { return 0; } #endif -void cper_print_aer(struct pci_dev *dev, int aer_severity, +void pci_print_aer(struct pci_dev *dev, int aer_severity, struct aer_capability_regs *aer); int cper_severity_to_aer(int cper_severity); void aer_recover_queue(int domain, unsigned int bus, unsigned int devfn, diff --git a/include/linux/amd-iommu.h b/include/linux/amd-iommu.h index 99a5201d9e62..dc7ed2f46886 100644 --- a/include/linux/amd-iommu.h +++ b/include/linux/amd-iommu.h @@ -33,126 +33,6 @@ struct pci_dev; extern int amd_iommu_detect(void); -/** - * amd_iommu_init_device() - Init device for use with IOMMUv2 driver - * @pdev: The PCI device to initialize - * @pasids: Number of PASIDs to support for this device - * - * This function does all setup for the device pdev so that it can be - * used with IOMMUv2. - * Returns 0 on success or negative value on error. - */ -extern int amd_iommu_init_device(struct pci_dev *pdev, int pasids); - -/** - * amd_iommu_free_device() - Free all IOMMUv2 related device resources - * and disable IOMMUv2 usage for this device - * @pdev: The PCI device to disable IOMMUv2 usage for' - */ -extern void amd_iommu_free_device(struct pci_dev *pdev); - -/** - * amd_iommu_bind_pasid() - Bind a given task to a PASID on a device - * @pdev: The PCI device to bind the task to - * @pasid: The PASID on the device the task should be bound to - * @task: the task to bind - * - * The function returns 0 on success or a negative value on error. - */ -extern int amd_iommu_bind_pasid(struct pci_dev *pdev, u32 pasid, - struct task_struct *task); - -/** - * amd_iommu_unbind_pasid() - Unbind a PASID from its task on - * a device - * @pdev: The device of the PASID - * @pasid: The PASID to unbind - * - * When this function returns the device is no longer using the PASID - * and the PASID is no longer bound to its task. - */ -extern void amd_iommu_unbind_pasid(struct pci_dev *pdev, u32 pasid); - -/** - * amd_iommu_set_invalid_ppr_cb() - Register a call-back for failed - * PRI requests - * @pdev: The PCI device the call-back should be registered for - * @cb: The call-back function - * - * The IOMMUv2 driver invokes this call-back when it is unable to - * successfully handle a PRI request. The device driver can then decide - * which PRI response the device should see. Possible return values for - * the call-back are: - * - * - AMD_IOMMU_INV_PRI_RSP_SUCCESS - Send SUCCESS back to the device - * - AMD_IOMMU_INV_PRI_RSP_INVALID - Send INVALID back to the device - * - AMD_IOMMU_INV_PRI_RSP_FAIL - Send Failure back to the device, - * the device is required to disable - * PRI when it receives this response - * - * The function returns 0 on success or negative value on error. - */ -#define AMD_IOMMU_INV_PRI_RSP_SUCCESS 0 -#define AMD_IOMMU_INV_PRI_RSP_INVALID 1 -#define AMD_IOMMU_INV_PRI_RSP_FAIL 2 - -typedef int (*amd_iommu_invalid_ppr_cb)(struct pci_dev *pdev, - u32 pasid, - unsigned long address, - u16); - -extern int amd_iommu_set_invalid_ppr_cb(struct pci_dev *pdev, - amd_iommu_invalid_ppr_cb cb); - -#define PPR_FAULT_EXEC (1 << 1) -#define PPR_FAULT_READ (1 << 2) -#define PPR_FAULT_WRITE (1 << 5) -#define PPR_FAULT_USER (1 << 6) -#define PPR_FAULT_RSVD (1 << 7) -#define PPR_FAULT_GN (1 << 8) - -/** - * amd_iommu_device_info() - Get information about IOMMUv2 support of a - * PCI device - * @pdev: PCI device to query information from - * @info: A pointer to an amd_iommu_device_info structure which will contain - * the information about the PCI device - * - * Returns 0 on success, negative value on error - */ - -#define AMD_IOMMU_DEVICE_FLAG_ATS_SUP 0x1 /* ATS feature supported */ -#define AMD_IOMMU_DEVICE_FLAG_PRI_SUP 0x2 /* PRI feature supported */ -#define AMD_IOMMU_DEVICE_FLAG_PASID_SUP 0x4 /* PASID context supported */ -#define AMD_IOMMU_DEVICE_FLAG_EXEC_SUP 0x8 /* Device may request execution - on memory pages */ -#define AMD_IOMMU_DEVICE_FLAG_PRIV_SUP 0x10 /* Device may request - super-user privileges */ - -struct amd_iommu_device_info { - int max_pasids; - u32 flags; -}; - -extern int amd_iommu_device_info(struct pci_dev *pdev, - struct amd_iommu_device_info *info); - -/** - * amd_iommu_set_invalidate_ctx_cb() - Register a call-back for invalidating - * a pasid context. This call-back is - * invoked when the IOMMUv2 driver needs to - * invalidate a PASID context, for example - * because the task that is bound to that - * context is about to exit. - * - * @pdev: The PCI device the call-back should be registered for - * @cb: The call-back function - */ - -typedef void (*amd_iommu_invalidate_ctx)(struct pci_dev *pdev, u32 pasid); - -extern int amd_iommu_set_invalidate_ctx_cb(struct pci_dev *pdev, - amd_iommu_invalidate_ctx cb); #else /* CONFIG_AMD_IOMMU */ static inline int amd_iommu_detect(void) { return -ENODEV; } diff --git a/include/linux/amd-pmf-io.h b/include/linux/amd-pmf-io.h new file mode 100644 index 000000000000..b4f818205216 --- /dev/null +++ b/include/linux/amd-pmf-io.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * AMD Platform Management Framework Interface + * + * Copyright (c) 2023, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Authors: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> + * Basavaraj Natikar <Basavaraj.Natikar@amd.com> + */ + +#ifndef AMD_PMF_IO_H +#define AMD_PMF_IO_H + +#include <linux/types.h> + +/** + * enum sfh_message_type - Query the SFH message type + * @MT_HPD: Message ID to know the Human presence info from MP2 FW + * @MT_ALS: Message ID to know the Ambient light info from MP2 FW + */ +enum sfh_message_type { + MT_HPD, + MT_ALS, +}; + +/** + * enum sfh_hpd_info - Query the Human presence information + * @SFH_NOT_DETECTED: Check the HPD connection information from MP2 FW + * @SFH_USER_PRESENT: Check if the user is present from HPD sensor + * @SFH_USER_AWAY: Check if the user is away from HPD sensor + */ +enum sfh_hpd_info { + SFH_NOT_DETECTED, + SFH_USER_PRESENT, + SFH_USER_AWAY, +}; + +/** + * struct amd_sfh_info - get HPD sensor info from MP2 FW + * @ambient_light: Populates the ambient light information + * @user_present: Populates the user presence information + */ +struct amd_sfh_info { + u32 ambient_light; + u8 user_present; +}; + +int amd_get_sfh_info(struct amd_sfh_info *sfh_info, enum sfh_message_type op); +#endif diff --git a/include/linux/amd-pstate.h b/include/linux/amd-pstate.h index 446394f84606..6ad02ad9c7b4 100644 --- a/include/linux/amd-pstate.h +++ b/include/linux/amd-pstate.h @@ -70,6 +70,10 @@ struct amd_cpudata { u32 nominal_perf; u32 lowest_nonlinear_perf; u32 lowest_perf; + u32 min_limit_perf; + u32 max_limit_perf; + u32 min_limit_freq; + u32 max_limit_freq; u32 max_freq; u32 min_freq; diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h index 1abedb5b2e48..3d0fde57ba90 100644 --- a/include/linux/arm_ffa.h +++ b/include/linux/arm_ffa.h @@ -209,6 +209,8 @@ bool ffa_device_is_valid(struct ffa_device *ffa_dev) { return false; } #define module_ffa_driver(__ffa_driver) \ module_driver(__ffa_driver, ffa_register, ffa_unregister) +extern struct bus_type ffa_bus_type; + /* FFA transport related */ struct ffa_partition_info { u16 id; diff --git a/include/linux/array_size.h b/include/linux/array_size.h new file mode 100644 index 000000000000..06d7d83196ca --- /dev/null +++ b/include/linux/array_size.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_ARRAY_SIZE_H +#define _LINUX_ARRAY_SIZE_H + +#include <linux/compiler.h> + +/** + * ARRAY_SIZE - get the number of elements in array @arr + * @arr: array to be sized + */ +#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) + +#endif /* _LINUX_ARRAY_SIZE_H */ diff --git a/include/linux/bitmap-str.h b/include/linux/bitmap-str.h new file mode 100644 index 000000000000..17caeca94cab --- /dev/null +++ b/include/linux/bitmap-str.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LINUX_BITMAP_STR_H +#define __LINUX_BITMAP_STR_H + +int bitmap_parse_user(const char __user *ubuf, unsigned int ulen, unsigned long *dst, int nbits); +int bitmap_print_to_pagebuf(bool list, char *buf, const unsigned long *maskp, int nmaskbits); +extern int bitmap_print_bitmask_to_buf(char *buf, const unsigned long *maskp, + int nmaskbits, loff_t off, size_t count); +extern int bitmap_print_list_to_buf(char *buf, const unsigned long *maskp, + int nmaskbits, loff_t off, size_t count); +int bitmap_parse(const char *buf, unsigned int buflen, unsigned long *dst, int nbits); +int bitmap_parselist(const char *buf, unsigned long *maskp, int nmaskbits); +int bitmap_parselist_user(const char __user *ubuf, unsigned int ulen, + unsigned long *dst, int nbits); + +#endif /* __LINUX_BITMAP_STR_H */ diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 03644237e1ef..99451431e4d6 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -6,10 +6,12 @@ #include <linux/align.h> #include <linux/bitops.h> +#include <linux/errno.h> #include <linux/find.h> #include <linux/limits.h> #include <linux/string.h> #include <linux/types.h> +#include <linux/bitmap-str.h> struct device; @@ -200,14 +202,6 @@ bitmap_find_next_zero_area(unsigned long *map, align_mask, 0); } -int bitmap_parse(const char *buf, unsigned int buflen, - unsigned long *dst, int nbits); -int bitmap_parse_user(const char __user *ubuf, unsigned int ulen, - unsigned long *dst, int nbits); -int bitmap_parselist(const char *buf, unsigned long *maskp, - int nmaskbits); -int bitmap_parselist_user(const char __user *ubuf, unsigned int ulen, - unsigned long *dst, int nbits); void bitmap_remap(unsigned long *dst, const unsigned long *src, const unsigned long *old, const unsigned long *new, unsigned int nbits); int bitmap_bitremap(int oldbit, @@ -216,23 +210,6 @@ void bitmap_onto(unsigned long *dst, const unsigned long *orig, const unsigned long *relmap, unsigned int bits); void bitmap_fold(unsigned long *dst, const unsigned long *orig, unsigned int sz, unsigned int nbits); -int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order); -void bitmap_release_region(unsigned long *bitmap, unsigned int pos, int order); -int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order); - -#ifdef __BIG_ENDIAN -void bitmap_copy_le(unsigned long *dst, const unsigned long *src, unsigned int nbits); -#else -#define bitmap_copy_le bitmap_copy -#endif -int bitmap_print_to_pagebuf(bool list, char *buf, - const unsigned long *maskp, int nmaskbits); - -extern int bitmap_print_bitmask_to_buf(char *buf, const unsigned long *maskp, - int nmaskbits, loff_t off, size_t count); - -extern int bitmap_print_list_to_buf(char *buf, const unsigned long *maskp, - int nmaskbits, loff_t off, size_t count); #define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) & (BITS_PER_LONG - 1))) #define BITMAP_LAST_WORD_MASK(nbits) (~0UL >> (-(nbits) & (BITS_PER_LONG - 1))) @@ -519,6 +496,66 @@ static inline void bitmap_next_set_region(unsigned long *bitmap, } /** + * bitmap_release_region - release allocated bitmap region + * @bitmap: array of unsigned longs corresponding to the bitmap + * @pos: beginning of bit region to release + * @order: region size (log base 2 of number of bits) to release + * + * This is the complement to __bitmap_find_free_region() and releases + * the found region (by clearing it in the bitmap). + */ +static inline void bitmap_release_region(unsigned long *bitmap, unsigned int pos, int order) +{ + bitmap_clear(bitmap, pos, BIT(order)); +} + +/** + * bitmap_allocate_region - allocate bitmap region + * @bitmap: array of unsigned longs corresponding to the bitmap + * @pos: beginning of bit region to allocate + * @order: region size (log base 2 of number of bits) to allocate + * + * Allocate (set bits in) a specified region of a bitmap. + * + * Returns: 0 on success, or %-EBUSY if specified region wasn't + * free (not all bits were zero). + */ +static inline int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order) +{ + unsigned int len = BIT(order); + + if (find_next_bit(bitmap, pos + len, pos) < pos + len) + return -EBUSY; + bitmap_set(bitmap, pos, len); + return 0; +} + +/** + * bitmap_find_free_region - find a contiguous aligned mem region + * @bitmap: array of unsigned longs corresponding to the bitmap + * @bits: number of bits in the bitmap + * @order: region size (log base 2 of number of bits) to find + * + * Find a region of free (zero) bits in a @bitmap of @bits bits and + * allocate them (set them to one). Only consider regions of length + * a power (@order) of two, aligned to that power of two, which + * makes the search algorithm much faster. + * + * Returns: the bit offset in bitmap of the allocated region, + * or -errno on failure. + */ +static inline int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order) +{ + unsigned int pos, end; /* scans bitmap by regions of size order */ + + for (pos = 0; (end = pos + BIT(order)) <= bits; pos = end) { + if (!bitmap_allocate_region(bitmap, pos, order)) + return pos; + } + return -ENOMEM; +} + +/** * BITMAP_FROM_U64() - Represent u64 value in the format suitable for bitmap. * @n: u64 value * diff --git a/include/linux/blk-pm.h b/include/linux/blk-pm.h index 2580e05a8ab6..004b38a538ff 100644 --- a/include/linux/blk-pm.h +++ b/include/linux/blk-pm.h @@ -15,7 +15,6 @@ extern int blk_pre_runtime_suspend(struct request_queue *q); extern void blk_post_runtime_suspend(struct request_queue *q, int err); extern void blk_pre_runtime_resume(struct request_queue *q); extern void blk_post_runtime_resume(struct request_queue *q); -extern void blk_set_runtime_active(struct request_queue *q); #else static inline void blk_pm_runtime_init(struct request_queue *q, struct device *dev) {} diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index d5c5e59ddbd2..b29ebd53417d 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -49,9 +49,10 @@ struct block_device { bool bd_write_holder; bool bd_has_submit_bio; dev_t bd_dev; + struct inode *bd_inode; /* will die */ + atomic_t bd_openers; spinlock_t bd_size_lock; /* for bd_inode->i_size updates */ - struct inode * bd_inode; /* will die */ void * bd_claiming; void * bd_holder; const struct blk_holder_ops *bd_holder_ops; @@ -69,6 +70,7 @@ struct block_device { #ifdef CONFIG_FAIL_MAKE_REQUEST bool bd_make_it_fail; #endif + bool bd_ro_warned; /* * keep this out-of-line as it's both big and not needed in the fast * path diff --git a/include/linux/bootmem_info.h b/include/linux/bootmem_info.h index e1a3c9c9754c..cffa38a73618 100644 --- a/include/linux/bootmem_info.h +++ b/include/linux/bootmem_info.h @@ -60,7 +60,7 @@ static inline void get_page_bootmem(unsigned long info, struct page *page, static inline void free_bootmem_page(struct page *page) { - kmemleak_free_part(page_to_virt(page), PAGE_SIZE); + kmemleak_free_part_phys(PFN_PHYS(page_to_pfn(page)), PAGE_SIZE); free_reserved_page(page); } #endif diff --git a/include/linux/bpf.h b/include/linux/bpf.h index b4825d3cdb29..cff5bb08820e 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -56,7 +56,7 @@ extern struct idr btf_idr; extern spinlock_t btf_idr_lock; extern struct kobject *btf_kobj; extern struct bpf_mem_alloc bpf_global_ma, bpf_global_percpu_ma; -extern bool bpf_global_ma_set, bpf_global_percpu_ma_set; +extern bool bpf_global_ma_set; typedef u64 (*bpf_callback_t)(u64, u64, u64, u64, u64); typedef int (*bpf_iter_init_seq_priv_t)(void *private_data, @@ -909,10 +909,14 @@ bpf_ctx_record_field_size(struct bpf_insn_access_aux *aux, u32 size) aux->ctx_field_size = size; } +static bool bpf_is_ldimm64(const struct bpf_insn *insn) +{ + return insn->code == (BPF_LD | BPF_IMM | BPF_DW); +} + static inline bool bpf_pseudo_func(const struct bpf_insn *insn) { - return insn->code == (BPF_LD | BPF_IMM | BPF_DW) && - insn->src_reg == BPF_PSEUDO_FUNC; + return bpf_is_ldimm64(insn) && insn->src_reg == BPF_PSEUDO_FUNC; } struct bpf_prog_ops { @@ -3171,6 +3175,9 @@ enum bpf_text_poke_type { int bpf_arch_text_poke(void *ip, enum bpf_text_poke_type t, void *addr1, void *addr2); +void bpf_arch_poke_desc_update(struct bpf_jit_poke_descriptor *poke, + struct bpf_prog *new, struct bpf_prog *old); + void *bpf_arch_text_copy(void *dst, void *src, size_t len); int bpf_arch_text_invalidate(void *dst, size_t len); diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index 24213a99cc79..aa4d19d0bc94 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -301,6 +301,17 @@ struct bpf_func_state { struct tnum callback_ret_range; bool in_async_callback_fn; bool in_exception_callback_fn; + /* For callback calling functions that limit number of possible + * callback executions (e.g. bpf_loop) keeps track of current + * simulated iteration number. + * Value in frame N refers to number of times callback with frame + * N+1 was simulated, e.g. for the following call: + * + * bpf_loop(..., fn, ...); | suppose current frame is N + * | fn would be simulated in frame N+1 + * | number of simulations is tracked in frame N + */ + u32 callback_depth; /* The following fields should be last. See copy_func_state() */ int acquired_refs; @@ -400,6 +411,7 @@ struct bpf_verifier_state { struct bpf_idx_pair *jmp_history; u32 jmp_history_cnt; u32 dfs_depth; + u32 callback_unroll_depth; }; #define bpf_get_spilled_reg(slot, frame, mask) \ @@ -511,6 +523,10 @@ struct bpf_insn_aux_data { * this instruction, regardless of any heuristics */ bool force_checkpoint; + /* true if instruction is a call to a helper function that + * accepts callback function as a parameter. + */ + bool calls_callback; }; #define MAX_USED_MAPS 64 /* max number of maps accessed by one eBPF program */ diff --git a/include/linux/btf.h b/include/linux/btf.h index c2231c64d60b..59d404e22814 100644 --- a/include/linux/btf.h +++ b/include/linux/btf.h @@ -84,6 +84,17 @@ */ #define __bpf_kfunc __used noinline +#define __bpf_kfunc_start_defs() \ + __diag_push(); \ + __diag_ignore_all("-Wmissing-declarations", \ + "Global kfuncs as their definitions will be in BTF");\ + __diag_ignore_all("-Wmissing-prototypes", \ + "Global kfuncs as their definitions will be in BTF") + +#define __bpf_kfunc_end_defs() __diag_pop() +#define __bpf_hook_start() __bpf_kfunc_start_defs() +#define __bpf_hook_end() __bpf_kfunc_end_defs() + /* * Return the name of the passed struct, if exists, or halt the build if for * example the structure gets renamed. In this way, developers have to revisit diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 44e9de51eedf..5f23ee599889 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -198,13 +198,11 @@ void touch_buffer(struct buffer_head *bh); void folio_set_bh(struct buffer_head *bh, struct folio *folio, unsigned long offset); struct buffer_head *folio_alloc_buffers(struct folio *folio, unsigned long size, - bool retry); + gfp_t gfp); struct buffer_head *alloc_page_buffers(struct page *page, unsigned long size, bool retry); -void create_empty_buffers(struct page *, unsigned long, - unsigned long b_state); -void folio_create_empty_buffers(struct folio *folio, unsigned long blocksize, - unsigned long b_state); +struct buffer_head *create_empty_buffers(struct folio *folio, + unsigned long blocksize, unsigned long b_state); void end_buffer_read_sync(struct buffer_head *bh, int uptodate); void end_buffer_write_sync(struct buffer_head *bh, int uptodate); void end_buffer_async_write(struct buffer_head *bh, int uptodate); @@ -227,8 +225,8 @@ void __wait_on_buffer(struct buffer_head *); wait_queue_head_t *bh_waitq_head(struct buffer_head *bh); struct buffer_head *__find_get_block(struct block_device *bdev, sector_t block, unsigned size); -struct buffer_head *__getblk_gfp(struct block_device *bdev, sector_t block, - unsigned size, gfp_t gfp); +struct buffer_head *bdev_getblk(struct block_device *bdev, sector_t block, + unsigned size, gfp_t gfp); void __brelse(struct buffer_head *); void __bforget(struct buffer_head *); void __breadahead(struct block_device *, sector_t block, unsigned int size); @@ -338,17 +336,38 @@ sb_breadahead(struct super_block *sb, sector_t block) __breadahead(sb->s_bdev, block, sb->s_blocksize); } -static inline struct buffer_head * -sb_getblk(struct super_block *sb, sector_t block) +static inline struct buffer_head *getblk_unmovable(struct block_device *bdev, + sector_t block, unsigned size) { - return __getblk_gfp(sb->s_bdev, block, sb->s_blocksize, __GFP_MOVABLE); + gfp_t gfp; + + gfp = mapping_gfp_constraint(bdev->bd_inode->i_mapping, ~__GFP_FS); + gfp |= __GFP_NOFAIL; + + return bdev_getblk(bdev, block, size, gfp); } +static inline struct buffer_head *__getblk(struct block_device *bdev, + sector_t block, unsigned size) +{ + gfp_t gfp; -static inline struct buffer_head * -sb_getblk_gfp(struct super_block *sb, sector_t block, gfp_t gfp) + gfp = mapping_gfp_constraint(bdev->bd_inode->i_mapping, ~__GFP_FS); + gfp |= __GFP_MOVABLE | __GFP_NOFAIL; + + return bdev_getblk(bdev, block, size, gfp); +} + +static inline struct buffer_head *sb_getblk(struct super_block *sb, + sector_t block) { - return __getblk_gfp(sb->s_bdev, block, sb->s_blocksize, gfp); + return __getblk(sb->s_bdev, block, sb->s_blocksize); +} + +static inline struct buffer_head *sb_getblk_gfp(struct super_block *sb, + sector_t block, gfp_t gfp) +{ + return bdev_getblk(sb->s_bdev, block, sb->s_blocksize, gfp); } static inline struct buffer_head * @@ -385,20 +404,6 @@ static inline void lock_buffer(struct buffer_head *bh) __lock_buffer(bh); } -static inline struct buffer_head *getblk_unmovable(struct block_device *bdev, - sector_t block, - unsigned size) -{ - return __getblk_gfp(bdev, block, size, 0); -} - -static inline struct buffer_head *__getblk(struct block_device *bdev, - sector_t block, - unsigned size) -{ - return __getblk_gfp(bdev, block, size, __GFP_MOVABLE); -} - static inline void bh_readahead(struct buffer_head *bh, blk_opf_t op_flags) { if (!buffer_uptodate(bh) && trylock_buffer(bh)) { @@ -450,6 +455,28 @@ __bread(struct block_device *bdev, sector_t block, unsigned size) return __bread_gfp(bdev, block, size, __GFP_MOVABLE); } +/** + * get_nth_bh - Get a reference on the n'th buffer after this one. + * @bh: The buffer to start counting from. + * @count: How many buffers to skip. + * + * This is primarily useful for finding the nth buffer in a folio; in + * that case you pass the head buffer and the byte offset in the folio + * divided by the block size. It can be used for other purposes, but + * it will wrap at the end of the folio rather than returning NULL or + * proceeding to the next folio for you. + * + * Return: The requested buffer with an elevated refcount. + */ +static inline __must_check +struct buffer_head *get_nth_bh(struct buffer_head *bh, unsigned int count) +{ + while (count--) + bh = bh->b_this_page; + get_bh(bh); + return bh; +} + bool block_dirty_folio(struct address_space *mapping, struct folio *folio); #ifdef CONFIG_BUFFER_HEAD diff --git a/include/linux/buildid.h b/include/linux/buildid.h index 3b7a0ff4642f..8a582d242f06 100644 --- a/include/linux/buildid.h +++ b/include/linux/buildid.h @@ -2,10 +2,11 @@ #ifndef _LINUX_BUILDID_H #define _LINUX_BUILDID_H -#include <linux/mm_types.h> +#include <linux/types.h> #define BUILD_ID_SIZE_MAX 20 +struct vm_area_struct; int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size); int build_id_parse_buf(const void *buf, unsigned char *build_id, u32 buf_size); diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h index a5cfd44fab45..d504eb4b49ab 100644 --- a/include/linux/cacheinfo.h +++ b/include/linux/cacheinfo.h @@ -73,6 +73,7 @@ struct cacheinfo { struct cpu_cacheinfo { struct cacheinfo *info_list; + unsigned int per_cpu_data_slice_size; unsigned int num_levels; unsigned int num_leaves; bool cpu_map_populated; diff --git a/include/linux/cdx/cdx_bus.h b/include/linux/cdx/cdx_bus.h index 8320ec3b9e37..94ad2c9017c9 100644 --- a/include/linux/cdx/cdx_bus.h +++ b/include/linux/cdx/cdx_bus.h @@ -30,6 +30,10 @@ struct cdx_device_config { bool bus_master_enable; }; +typedef int (*cdx_bus_enable_cb)(struct cdx_controller *cdx, u8 bus_num); + +typedef int (*cdx_bus_disable_cb)(struct cdx_controller *cdx, u8 bus_num); + typedef int (*cdx_scan_cb)(struct cdx_controller *cdx); typedef int (*cdx_dev_configure_cb)(struct cdx_controller *cdx, @@ -37,6 +41,19 @@ typedef int (*cdx_dev_configure_cb)(struct cdx_controller *cdx, struct cdx_device_config *dev_config); /** + * CDX_DEVICE - macro used to describe a specific CDX device + * @vend: the 16 bit CDX Vendor ID + * @dev: the 16 bit CDX Device ID + * + * This macro is used to create a struct cdx_device_id that matches a + * specific device. The subvendor and subdevice fields will be set to + * CDX_ANY_ID. + */ +#define CDX_DEVICE(vend, dev) \ + .vendor = (vend), .device = (dev), \ + .subvendor = CDX_ANY_ID, .subdevice = CDX_ANY_ID + +/** * CDX_DEVICE_DRIVER_OVERRIDE - macro used to describe a CDX device with * override_only flags. * @vend: the 16 bit CDX Vendor ID @@ -44,18 +61,24 @@ typedef int (*cdx_dev_configure_cb)(struct cdx_controller *cdx, * @driver_override: the 32 bit CDX Device override_only * * This macro is used to create a struct cdx_device_id that matches only a - * driver_override device. + * driver_override device. The subvendor and subdevice fields will be set to + * CDX_ANY_ID. */ #define CDX_DEVICE_DRIVER_OVERRIDE(vend, dev, driver_override) \ - .vendor = (vend), .device = (dev), .override_only = (driver_override) + .vendor = (vend), .device = (dev), .subvendor = CDX_ANY_ID,\ + .subdevice = CDX_ANY_ID, .override_only = (driver_override) /** * struct cdx_ops - Callbacks supported by CDX controller. + * @bus_enable: enable bus on the controller + * @bus_disable: disable bus on the controller * @scan: scan the devices on the controller * @dev_configure: configuration like reset, master_enable, * msi_config etc for a CDX device */ struct cdx_ops { + cdx_bus_enable_cb bus_enable; + cdx_bus_disable_cb bus_disable; cdx_scan_cb scan; cdx_dev_configure_cb dev_configure; }; @@ -65,12 +88,14 @@ struct cdx_ops { * @dev: Linux device associated with the CDX controller. * @priv: private data * @id: Controller ID + * @controller_registered: controller registered with bus * @ops: CDX controller ops */ struct cdx_controller { struct device *dev; void *priv; u32 id; + bool controller_registered; struct cdx_ops *ops; }; @@ -80,6 +105,10 @@ struct cdx_controller { * @cdx: CDX controller associated with the device * @vendor: Vendor ID for CDX device * @device: Device ID for CDX device + * @subsystem_vendor: Subsystem Vendor ID for CDX device + * @subsystem_device: Subsystem Device ID for CDX device + * @class: Class for the CDX device + * @revision: Revision of the CDX device * @bus_num: Bus number for this CDX device * @dev_num: Device number for this device * @res: array of MMIO region entries @@ -88,6 +117,8 @@ struct cdx_controller { * @dma_mask: Default DMA mask * @flags: CDX device flags * @req_id: Requestor ID associated with CDX device + * @is_bus: Is this bus device + * @enabled: is this bus enabled * @driver_override: driver name to force a match; do not set directly, * because core frees it; use driver_set_override() to * set or clear it. @@ -97,6 +128,10 @@ struct cdx_device { struct cdx_controller *cdx; u16 vendor; u16 device; + u16 subsystem_vendor; + u16 subsystem_device; + u32 class; + u8 revision; u8 bus_num; u8 dev_num; struct resource res[MAX_CDX_DEV_RESOURCES]; @@ -104,6 +139,8 @@ struct cdx_device { u64 dma_mask; u16 flags; u32 req_id; + bool is_bus; + bool enabled; const char *driver_override; }; diff --git a/include/linux/ceph/ceph_debug.h b/include/linux/ceph/ceph_debug.h index d5a5da838caf..11a92a946016 100644 --- a/include/linux/ceph/ceph_debug.h +++ b/include/linux/ceph/ceph_debug.h @@ -19,12 +19,25 @@ pr_debug("%.*s %12.12s:%-4d : " fmt, \ 8 - (int)sizeof(KBUILD_MODNAME), " ", \ kbasename(__FILE__), __LINE__, ##__VA_ARGS__) +# define doutc(client, fmt, ...) \ + pr_debug("%.*s %12.12s:%-4d : [%pU %llu] " fmt, \ + 8 - (int)sizeof(KBUILD_MODNAME), " ", \ + kbasename(__FILE__), __LINE__, \ + &client->fsid, client->monc.auth->global_id, \ + ##__VA_ARGS__) # else /* faux printk call just to see any compiler warnings. */ # define dout(fmt, ...) do { \ if (0) \ printk(KERN_DEBUG fmt, ##__VA_ARGS__); \ } while (0) +# define doutc(client, fmt, ...) do { \ + if (0) \ + printk(KERN_DEBUG "[%pU %llu] " fmt, \ + &client->fsid, \ + client->monc.auth->global_id, \ + ##__VA_ARGS__); \ + } while (0) # endif #else @@ -33,7 +46,32 @@ * or, just wrap pr_debug */ # define dout(fmt, ...) pr_debug(" " fmt, ##__VA_ARGS__) +# define doutc(client, fmt, ...) \ + pr_debug(" [%pU %llu] %s: " fmt, &client->fsid, \ + client->monc.auth->global_id, __func__, ##__VA_ARGS__) #endif +#define pr_notice_client(client, fmt, ...) \ + pr_notice("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_info_client(client, fmt, ...) \ + pr_info("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_warn_client(client, fmt, ...) \ + pr_warn("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_warn_once_client(client, fmt, ...) \ + pr_warn_once("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_err_client(client, fmt, ...) \ + pr_err("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_warn_ratelimited_client(client, fmt, ...) \ + pr_warn_ratelimited("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) +#define pr_err_ratelimited_client(client, fmt, ...) \ + pr_err_ratelimited("[%pU %llu]: " fmt, &client->fsid, \ + client->monc.auth->global_id, ##__VA_ARGS__) + #endif diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index f3b3593254b9..ee1d0e5f9789 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -357,6 +357,11 @@ enum { CEPH_MDS_OP_RENAMESNAP = 0x01403, }; +#define IS_CEPH_MDS_OP_NEWINODE(op) (op == CEPH_MDS_OP_CREATE || \ + op == CEPH_MDS_OP_MKNOD || \ + op == CEPH_MDS_OP_MKDIR || \ + op == CEPH_MDS_OP_SYMLINK) + extern const char *ceph_mds_op_name(int op); #define CEPH_SETATTR_MODE (1 << 0) @@ -497,7 +502,7 @@ struct ceph_mds_request_head_legacy { union ceph_mds_request_args args; } __attribute__ ((packed)); -#define CEPH_MDS_REQUEST_HEAD_VERSION 2 +#define CEPH_MDS_REQUEST_HEAD_VERSION 3 struct ceph_mds_request_head_old { __le16 version; /* struct version */ @@ -528,6 +533,9 @@ struct ceph_mds_request_head { __le32 ext_num_retry; /* new count retry attempts */ __le32 ext_num_fwd; /* new count fwd attempts */ + + __le32 struct_len; /* to store size of struct ceph_mds_request_head */ + __le32 owner_uid, owner_gid; /* used for OPs which create inodes */ } __attribute__ ((packed)); /* cap/lease release record */ diff --git a/include/linux/ceph/mdsmap.h b/include/linux/ceph/mdsmap.h deleted file mode 100644 index 4c3e0648dc27..000000000000 --- a/include/linux/ceph/mdsmap.h +++ /dev/null @@ -1,72 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _FS_CEPH_MDSMAP_H -#define _FS_CEPH_MDSMAP_H - -#include <linux/bug.h> -#include <linux/ceph/types.h> - -/* - * mds map - describe servers in the mds cluster. - * - * we limit fields to those the client actually xcares about - */ -struct ceph_mds_info { - u64 global_id; - struct ceph_entity_addr addr; - s32 state; - int num_export_targets; - bool laggy; - u32 *export_targets; -}; - -struct ceph_mdsmap { - u32 m_epoch, m_client_epoch, m_last_failure; - u32 m_root; - u32 m_session_timeout; /* seconds */ - u32 m_session_autoclose; /* seconds */ - u64 m_max_file_size; - u64 m_max_xattr_size; /* maximum size for xattrs blob */ - u32 m_max_mds; /* expected up:active mds number */ - u32 m_num_active_mds; /* actual up:active mds number */ - u32 possible_max_rank; /* possible max rank index */ - struct ceph_mds_info *m_info; - - /* which object pools file data can be stored in */ - int m_num_data_pg_pools; - u64 *m_data_pg_pools; - u64 m_cas_pg_pool; - - bool m_enabled; - bool m_damaged; - int m_num_laggy; -}; - -static inline struct ceph_entity_addr * -ceph_mdsmap_get_addr(struct ceph_mdsmap *m, int w) -{ - if (w >= m->possible_max_rank) - return NULL; - return &m->m_info[w].addr; -} - -static inline int ceph_mdsmap_get_state(struct ceph_mdsmap *m, int w) -{ - BUG_ON(w < 0); - if (w >= m->possible_max_rank) - return CEPH_MDS_STATE_DNE; - return m->m_info[w].state; -} - -static inline bool ceph_mdsmap_is_laggy(struct ceph_mdsmap *m, int w) -{ - if (w >= 0 && w < m->possible_max_rank) - return m->m_info[w].laggy; - return false; -} - -extern int ceph_mdsmap_get_random_mds(struct ceph_mdsmap *m); -struct ceph_mdsmap *ceph_mdsmap_decode(void **p, void *end, bool msgr2); -extern void ceph_mdsmap_destroy(struct ceph_mdsmap *m); -extern bool ceph_mdsmap_is_cluster_available(struct ceph_mdsmap *m); - -#endif diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index 265da00a1a8b..4a6b6b77ccb6 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -115,6 +115,11 @@ enum { * Enable recursive subtree protection */ CGRP_ROOT_MEMORY_RECURSIVE_PROT = (1 << 18), + + /* + * Enable hugetlb accounting for the memory controller. + */ + CGRP_ROOT_MEMORY_HUGETLB_ACCOUNTING = (1 << 19), }; /* cftype->flags */ diff --git a/include/linux/closure.h b/include/linux/closure.h index 722a586bb224..c554c6a08768 100644 --- a/include/linux/closure.h +++ b/include/linux/closure.h @@ -104,7 +104,7 @@ struct closure; struct closure_syncer; -typedef void (closure_fn) (struct closure *); +typedef void (closure_fn) (struct work_struct *); extern struct dentry *bcache_debug; struct closure_waitlist { @@ -154,6 +154,7 @@ struct closure { struct closure *parent; atomic_t remaining; + bool closure_get_happened; #ifdef CONFIG_DEBUG_CLOSURES #define CLOSURE_MAGIC_DEAD 0xc054dead @@ -185,7 +186,11 @@ static inline unsigned closure_nr_remaining(struct closure *cl) */ static inline void closure_sync(struct closure *cl) { - if (closure_nr_remaining(cl) != 1) +#ifdef CONFIG_DEBUG_CLOSURES + BUG_ON(closure_nr_remaining(cl) != 1 && !cl->closure_get_happened); +#endif + + if (cl->closure_get_happened) __closure_sync(cl); } @@ -233,8 +238,6 @@ static inline void set_closure_fn(struct closure *cl, closure_fn *fn, closure_set_ip(cl); cl->fn = fn; cl->wq = wq; - /* between atomic_dec() in closure_put() */ - smp_mb__before_atomic(); } static inline void closure_queue(struct closure *cl) @@ -251,7 +254,7 @@ static inline void closure_queue(struct closure *cl) INIT_WORK(&cl->work, cl->work.func); BUG_ON(!queue_work(wq, &cl->work)); } else - cl->fn(cl); + cl->fn(&cl->work); } /** @@ -259,6 +262,8 @@ static inline void closure_queue(struct closure *cl) */ static inline void closure_get(struct closure *cl) { + cl->closure_get_happened = true; + #ifdef CONFIG_DEBUG_CLOSURES BUG_ON((atomic_inc_return(&cl->remaining) & CLOSURE_REMAINING_MASK) <= 1); @@ -281,6 +286,7 @@ static inline void closure_init(struct closure *cl, struct closure *parent) closure_get(parent); atomic_set(&cl->remaining, CLOSURE_REMAINING_INITIALIZER); + cl->closure_get_happened = false; closure_debug_create(cl); closure_set_ip(cl); @@ -303,6 +309,11 @@ static inline void closure_wake_up(struct closure_waitlist *list) __closure_wake_up(list); } +#define CLOSURE_CALLBACK(name) void name(struct work_struct *ws) +#define closure_type(name, type, member) \ + struct closure *cl = container_of(ws, struct closure, work); \ + type *name = container_of(cl, type, member) + /** * continue_at - jump to another function with barrier * diff --git a/include/linux/comedi/comedi_8254.h b/include/linux/comedi/comedi_8254.h index d8264417e53c..d527f04400df 100644 --- a/include/linux/comedi/comedi_8254.h +++ b/include/linux/comedi/comedi_8254.h @@ -12,6 +12,8 @@ #define _COMEDI_8254_H #include <linux/types.h> +#include <linux/errno.h> +#include <linux/err.h> struct comedi_device; struct comedi_insn; @@ -57,10 +59,24 @@ struct comedi_subdevice; /* counter maps zero to 0x10000 */ #define I8254_MAX_COUNT 0x10000 +struct comedi_8254; + +/** + * typedef comedi_8254_iocb_fn - call-back function type for 8254 register access + * @i8254: pointer to struct comedi_8254 + * @dir: direction (0 = read, 1 = write) + * @reg: register number + * @val: value to write + * + * Return: Register value when reading, 0 when writing. + */ +typedef unsigned int comedi_8254_iocb_fn(struct comedi_8254 *i8254, int dir, + unsigned int reg, unsigned int val); + /** * struct comedi_8254 - private data used by this module - * @iobase: PIO base address of the registers (in/out) - * @mmio: MMIO base address of the registers (read/write) + * @iocb: I/O call-back function for register access + * @context: context for register access (e.g. a base address) * @iosize: I/O size used to access the registers (b/w/l) * @regshift: register gap shift * @osc_base: cascaded oscillator speed in ns @@ -76,8 +92,8 @@ struct comedi_subdevice; * @insn_config: driver specific (*insn_config) callback */ struct comedi_8254 { - unsigned long iobase; - void __iomem *mmio; + comedi_8254_iocb_fn *iocb; + unsigned long context; unsigned int iosize; unsigned int regshift; unsigned int osc_base; @@ -122,13 +138,24 @@ void comedi_8254_set_busy(struct comedi_8254 *i8254, void comedi_8254_subdevice_init(struct comedi_subdevice *s, struct comedi_8254 *i8254); -struct comedi_8254 *comedi_8254_init(unsigned long iobase, - unsigned int osc_base, - unsigned int iosize, - unsigned int regshift); -struct comedi_8254 *comedi_8254_mm_init(void __iomem *mmio, - unsigned int osc_base, - unsigned int iosize, - unsigned int regshift); +#ifdef CONFIG_HAS_IOPORT +struct comedi_8254 *comedi_8254_io_alloc(unsigned long iobase, + unsigned int osc_base, + unsigned int iosize, + unsigned int regshift); +#else +static inline struct comedi_8254 *comedi_8254_io_alloc(unsigned long iobase, + unsigned int osc_base, + unsigned int iosize, + unsigned int regshift) +{ + return ERR_PTR(-ENXIO); +} +#endif + +struct comedi_8254 *comedi_8254_mm_alloc(void __iomem *mmio, + unsigned int osc_base, + unsigned int iosize, + unsigned int regshift); #endif /* _COMEDI_8254_H */ diff --git a/include/linux/comedi/comedi_8255.h b/include/linux/comedi/comedi_8255.h index b2a5bc6b3a49..d24a69da389b 100644 --- a/include/linux/comedi/comedi_8255.h +++ b/include/linux/comedi/comedi_8255.h @@ -10,6 +10,8 @@ #ifndef _COMEDI_8255_H #define _COMEDI_8255_H +#include <linux/errno.h> + #define I8255_SIZE 0x04 #define I8255_DATA_A_REG 0x00 @@ -27,16 +29,26 @@ struct comedi_device; struct comedi_subdevice; -int subdev_8255_init(struct comedi_device *dev, struct comedi_subdevice *s, - int (*io)(struct comedi_device *dev, int dir, int port, - int data, unsigned long regbase), - unsigned long regbase); +#ifdef CONFIG_HAS_IOPORT +int subdev_8255_io_init(struct comedi_device *dev, struct comedi_subdevice *s, + unsigned long regbase); +#else +static inline int subdev_8255_io_init(struct comedi_device *dev, + struct comedi_subdevice *s, + unsigned long regbase) +{ + return -ENXIO; +} +#endif int subdev_8255_mm_init(struct comedi_device *dev, struct comedi_subdevice *s, - int (*io)(struct comedi_device *dev, int dir, int port, - int data, unsigned long regbase), unsigned long regbase); +int subdev_8255_cb_init(struct comedi_device *dev, struct comedi_subdevice *s, + int (*io)(struct comedi_device *dev, int dir, int port, + int data, unsigned long context), + unsigned long context); + unsigned long subdev_8255_regbase(struct comedi_subdevice *s); #endif diff --git a/include/linux/comedi/comedidev.h b/include/linux/comedi/comedidev.h index 0a1150900ef3..c08416a7364b 100644 --- a/include/linux/comedi/comedidev.h +++ b/include/linux/comedi/comedidev.h @@ -633,7 +633,7 @@ extern const struct comedi_lrange range_unknown; */ struct comedi_lrange { int length; - struct comedi_krange range[]; + struct comedi_krange range[] __counted_by(length); }; /** diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index 9b673fefcef8..ddab1ef22bee 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -14,11 +14,6 @@ #undef __cleanup #define __cleanup(func) __maybe_unused __attribute__((__cleanup__(func))) -/* same as gcc, this was present in clang-2.6 so we can assume it works - * with any version that can compile the kernel - */ -#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) - /* all clang versions usable with the kernel support KASAN ABI version 5 */ #define KASAN_ABI_VERSION 5 diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 7af9e34ec261..2ceba3fe4ec1 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -39,8 +39,6 @@ #define __noretpoline __attribute__((__indirect_branch__("keep"))) #endif -#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) - #if defined(LATENT_ENTROPY_PLUGIN) && !defined(__CHECKER__) #define __latent_entropy __attribute__((latent_entropy)) #endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index d7779a18b24f..bb1339c7057b 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -177,10 +177,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, __asm__ ("" : "=r" (var) : "0" (var)) #endif -/* Not-quite-unique ID. */ -#ifndef __UNIQUE_ID -# define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __LINE__) -#endif +#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) /** * data_race - mark an expression as containing intentional data races @@ -231,6 +228,14 @@ static inline void *offset_to_ptr(const int *off) #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) /* + * This returns a constant expression while determining if an argument is + * a constant expression, most importantly without evaluating the argument. + * Glory to Martin Uecker <Martin.Uecker@med.uni-goettingen.de> + */ +#define __is_constexpr(x) \ + (sizeof(int) == sizeof(*(8 ? ((void *)((long)(x) * 0l)) : (int *)8))) + +/* * Whether 'type' is a signed type or an unsigned type. Supports scalar types, * bool and also pointer types. */ diff --git a/include/linux/console.h b/include/linux/console.h index 7de11c763eb3..779d388af8a0 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -101,6 +101,13 @@ extern const struct consw dummy_con; /* dummy console buffer */ extern const struct consw vga_con; /* VGA text console */ extern const struct consw newport_con; /* SGI Newport console */ +struct screen_info; +#ifdef CONFIG_VGA_CONSOLE +void vgacon_register_screen(struct screen_info *si); +#else +static inline void vgacon_register_screen(struct screen_info *si) { } +#endif + int con_is_bound(const struct consw *csw); int do_unregister_con_driver(const struct consw *csw); int do_take_over_console(const struct consw *sw, int first, int last, int deflt); @@ -156,6 +163,8 @@ static inline int con_debug_leave(void) * /dev/kmesg which requires a larger output buffer. * @CON_SUSPENDED: Indicates if a console is suspended. If true, the * printing callbacks must not be called. + * @CON_NBCON: Console can operate outside of the legacy style console_lock + * constraints. */ enum cons_flags { CON_PRINTBUFFER = BIT(0), @@ -166,6 +175,111 @@ enum cons_flags { CON_BRL = BIT(5), CON_EXTENDED = BIT(6), CON_SUSPENDED = BIT(7), + CON_NBCON = BIT(8), +}; + +/** + * struct nbcon_state - console state for nbcon consoles + * @atom: Compound of the state fields for atomic operations + * + * @req_prio: The priority of a handover request + * @prio: The priority of the current owner + * @unsafe: Console is busy in a non takeover region + * @unsafe_takeover: A hostile takeover in an unsafe state happened in the + * past. The console cannot be safe until re-initialized. + * @cpu: The CPU on which the owner runs + * + * To be used for reading and preparing of the value stored in the nbcon + * state variable @console::nbcon_state. + * + * The @prio and @req_prio fields are particularly important to allow + * spin-waiting to timeout and give up without the risk of a waiter being + * assigned the lock after giving up. + */ +struct nbcon_state { + union { + unsigned int atom; + struct { + unsigned int prio : 2; + unsigned int req_prio : 2; + unsigned int unsafe : 1; + unsigned int unsafe_takeover : 1; + unsigned int cpu : 24; + }; + }; +}; + +/* + * The nbcon_state struct is used to easily create and interpret values that + * are stored in the @console::nbcon_state variable. Ensure this struct stays + * within the size boundaries of the atomic variable's underlying type in + * order to avoid any accidental truncation. + */ +static_assert(sizeof(struct nbcon_state) <= sizeof(int)); + +/** + * nbcon_prio - console owner priority for nbcon consoles + * @NBCON_PRIO_NONE: Unused + * @NBCON_PRIO_NORMAL: Normal (non-emergency) usage + * @NBCON_PRIO_EMERGENCY: Emergency output (WARN/OOPS...) + * @NBCON_PRIO_PANIC: Panic output + * @NBCON_PRIO_MAX: The number of priority levels + * + * A higher priority context can takeover the console when it is + * in the safe state. The final attempt to flush consoles in panic() + * can be allowed to do so even in an unsafe state (Hope and pray). + */ +enum nbcon_prio { + NBCON_PRIO_NONE = 0, + NBCON_PRIO_NORMAL, + NBCON_PRIO_EMERGENCY, + NBCON_PRIO_PANIC, + NBCON_PRIO_MAX, +}; + +struct console; +struct printk_buffers; + +/** + * struct nbcon_context - Context for console acquire/release + * @console: The associated console + * @spinwait_max_us: Limit for spin-wait acquire + * @prio: Priority of the context + * @allow_unsafe_takeover: Allow performing takeover even if unsafe. Can + * be used only with NBCON_PRIO_PANIC @prio. It + * might cause a system freeze when the console + * is used later. + * @backlog: Ringbuffer has pending records + * @pbufs: Pointer to the text buffer for this context + * @seq: The sequence number to print for this context + */ +struct nbcon_context { + /* members set by caller */ + struct console *console; + unsigned int spinwait_max_us; + enum nbcon_prio prio; + unsigned int allow_unsafe_takeover : 1; + + /* members set by emit */ + unsigned int backlog : 1; + + /* members set by acquire */ + struct printk_buffers *pbufs; + u64 seq; +}; + +/** + * struct nbcon_write_context - Context handed to the nbcon write callbacks + * @ctxt: The core console context + * @outbuf: Pointer to the text buffer for output + * @len: Length to write + * @unsafe_takeover: If a hostile takeover in an unsafe state has occurred + */ +struct nbcon_write_context { + struct nbcon_context __private ctxt; + char *outbuf; + unsigned int len; + bool unsafe_takeover; }; /** @@ -187,6 +301,11 @@ enum cons_flags { * @dropped: Number of unreported dropped ringbuffer records * @data: Driver private data * @node: hlist node for the console list + * + * @write_atomic: Write callback for atomic context + * @nbcon_state: State for nbcon consoles + * @nbcon_seq: Sequence number of the next record for nbcon to print + * @pbufs: Pointer to nbcon private buffer */ struct console { char name[16]; @@ -206,6 +325,13 @@ struct console { unsigned long dropped; void *data; struct hlist_node node; + + /* nbcon console specific members */ + bool (*write_atomic)(struct console *con, + struct nbcon_write_context *wctxt); + atomic_t __private nbcon_state; + atomic_long_t __private nbcon_seq; + struct printk_buffers *pbufs; }; #ifdef CONFIG_LOCKDEP @@ -332,6 +458,16 @@ static inline bool console_is_registered(const struct console *con) lockdep_assert_console_list_lock_held(); \ hlist_for_each_entry(con, &console_list, node) +#ifdef CONFIG_PRINTK +extern bool nbcon_can_proceed(struct nbcon_write_context *wctxt); +extern bool nbcon_enter_unsafe(struct nbcon_write_context *wctxt); +extern bool nbcon_exit_unsafe(struct nbcon_write_context *wctxt); +#else +static inline bool nbcon_can_proceed(struct nbcon_write_context *wctxt) { return false; } +static inline bool nbcon_enter_unsafe(struct nbcon_write_context *wctxt) { return false; } +static inline bool nbcon_exit_unsafe(struct nbcon_write_context *wctxt) { return false; } +#endif + extern int console_set_on_cmdline; extern struct console *early_console; @@ -340,7 +476,7 @@ enum con_flush_mode { CONSOLE_REPLAY_ALL, }; -extern int add_preferred_console(char *name, int idx, char *options); +extern int add_preferred_console(const char *name, const short idx, char *options); extern void console_force_preferred_locked(struct console *con); extern void register_console(struct console *); extern int unregister_console(struct console *); diff --git a/include/linux/const.h b/include/linux/const.h index 435ddd72d2c4..81b8aae5a855 100644 --- a/include/linux/const.h +++ b/include/linux/const.h @@ -3,12 +3,4 @@ #include <vdso/const.h> -/* - * This returns a constant expression while determining if an argument is - * a constant expression, most importantly without evaluating the argument. - * Glory to Martin Uecker <Martin.Uecker@med.uni-goettingen.de> - */ -#define __is_constexpr(x) \ - (sizeof(int) == sizeof(*(8 ? ((void *)((long)(x) * 0l)) : (int *)8))) - #endif /* _LINUX_CONST_H */ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index d305db70674b..efc0c0b07efb 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -195,6 +195,7 @@ enum cpuhp_state { CPUHP_AP_ARM_CORESIGHT_CTI_STARTING, CPUHP_AP_ARM64_ISNDEP_STARTING, CPUHP_AP_SMPCFD_DYING, + CPUHP_AP_HRTIMERS_DYING, CPUHP_AP_X86_TBOOT_DYING, CPUHP_AP_ARM_CACHE_B15_RAC_DYING, CPUHP_AP_ONLINE, diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index f10fb87d49db..cfb545841a2c 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -4,7 +4,7 @@ /* * Cpumasks provide a bitmap suitable for representing the - * set of CPU's in a system, one bit position per CPU number. In general, + * set of CPUs in a system, one bit position per CPU number. In general, * only nr_cpu_ids (<= NR_CPUS) bits are valid. */ #include <linux/kernel.h> @@ -97,7 +97,7 @@ static inline void set_nr_cpu_ids(unsigned int nr) * * If !CONFIG_HOTPLUG_CPU, present == possible, and active == online. * - * The cpu_possible_mask is fixed at boot time, as the set of CPU id's + * The cpu_possible_mask is fixed at boot time, as the set of CPU IDs * that it is possible might ever be plugged in at anytime during the * life of that system boot. The cpu_present_mask is dynamic(*), * representing which CPUs are currently plugged in. And @@ -112,7 +112,7 @@ static inline void set_nr_cpu_ids(unsigned int nr) * hotplug, it's a copy of cpu_possible_mask, hence fixed at boot. * * Subtleties: - * 1) UP arch's (NR_CPUS == 1, CONFIG_SMP not defined) hardcode + * 1) UP ARCHes (NR_CPUS == 1, CONFIG_SMP not defined) hardcode * assumption that their single CPU is online. The UP * cpu_{online,possible,present}_masks are placebos. Changing them * will have no useful affect on the following num_*_cpus() @@ -155,7 +155,7 @@ static __always_inline unsigned int cpumask_check(unsigned int cpu) * cpumask_first - get the first cpu in a cpumask * @srcp: the cpumask pointer * - * Returns >= nr_cpu_ids if no cpus set. + * Return: >= nr_cpu_ids if no cpus set. */ static inline unsigned int cpumask_first(const struct cpumask *srcp) { @@ -166,7 +166,7 @@ static inline unsigned int cpumask_first(const struct cpumask *srcp) * cpumask_first_zero - get the first unset cpu in a cpumask * @srcp: the cpumask pointer * - * Returns >= nr_cpu_ids if all cpus are set. + * Return: >= nr_cpu_ids if all cpus are set. */ static inline unsigned int cpumask_first_zero(const struct cpumask *srcp) { @@ -178,7 +178,7 @@ static inline unsigned int cpumask_first_zero(const struct cpumask *srcp) * @srcp1: the first input * @srcp2: the second input * - * Returns >= nr_cpu_ids if no cpus set in both. See also cpumask_next_and(). + * Return: >= nr_cpu_ids if no cpus set in both. See also cpumask_next_and(). */ static inline unsigned int cpumask_first_and(const struct cpumask *srcp1, const struct cpumask *srcp2) @@ -190,7 +190,7 @@ unsigned int cpumask_first_and(const struct cpumask *srcp1, const struct cpumask * cpumask_last - get the last CPU in a cpumask * @srcp: - the cpumask pointer * - * Returns >= nr_cpumask_bits if no CPUs set. + * Return: >= nr_cpumask_bits if no CPUs set. */ static inline unsigned int cpumask_last(const struct cpumask *srcp) { @@ -199,10 +199,10 @@ static inline unsigned int cpumask_last(const struct cpumask *srcp) /** * cpumask_next - get the next cpu in a cpumask - * @n: the cpu prior to the place to search (ie. return will be > @n) + * @n: the cpu prior to the place to search (i.e. return will be > @n) * @srcp: the cpumask pointer * - * Returns >= nr_cpu_ids if no further cpus set. + * Return: >= nr_cpu_ids if no further cpus set. */ static inline unsigned int cpumask_next(int n, const struct cpumask *srcp) @@ -215,10 +215,10 @@ unsigned int cpumask_next(int n, const struct cpumask *srcp) /** * cpumask_next_zero - get the next unset cpu in a cpumask - * @n: the cpu prior to the place to search (ie. return will be > @n) + * @n: the cpu prior to the place to search (i.e. return will be > @n) * @srcp: the cpumask pointer * - * Returns >= nr_cpu_ids if no further cpus unset. + * Return: >= nr_cpu_ids if no further cpus unset. */ static inline unsigned int cpumask_next_zero(int n, const struct cpumask *srcp) { @@ -254,11 +254,11 @@ unsigned int cpumask_any_distribute(const struct cpumask *srcp); /** * cpumask_next_and - get the next cpu in *src1p & *src2p - * @n: the cpu prior to the place to search (ie. return will be > @n) + * @n: the cpu prior to the place to search (i.e. return will be > @n) * @src1p: the first cpumask pointer * @src2p: the second cpumask pointer * - * Returns >= nr_cpu_ids if no further cpus set in both. + * Return: >= nr_cpu_ids if no further cpus set in both. */ static inline unsigned int cpumask_next_and(int n, const struct cpumask *src1p, @@ -373,7 +373,7 @@ unsigned int __pure cpumask_next_wrap(int n, const struct cpumask *mask, int sta * @cpu: the cpu to ignore. * * Often used to find any cpu but smp_processor_id() in a mask. - * Returns >= nr_cpu_ids if no cpus set. + * Return: >= nr_cpu_ids if no cpus set. */ static inline unsigned int cpumask_any_but(const struct cpumask *mask, unsigned int cpu) @@ -388,11 +388,11 @@ unsigned int cpumask_any_but(const struct cpumask *mask, unsigned int cpu) } /** - * cpumask_nth - get the first cpu in a cpumask + * cpumask_nth - get the Nth cpu in a cpumask * @srcp: the cpumask pointer - * @cpu: the N'th cpu to find, starting from 0 + * @cpu: the Nth cpu to find, starting from 0 * - * Returns >= nr_cpu_ids if such cpu doesn't exist. + * Return: >= nr_cpu_ids if such cpu doesn't exist. */ static inline unsigned int cpumask_nth(unsigned int cpu, const struct cpumask *srcp) { @@ -400,12 +400,12 @@ static inline unsigned int cpumask_nth(unsigned int cpu, const struct cpumask *s } /** - * cpumask_nth_and - get the first cpu in 2 cpumasks + * cpumask_nth_and - get the Nth cpu in 2 cpumasks * @srcp1: the cpumask pointer * @srcp2: the cpumask pointer - * @cpu: the N'th cpu to find, starting from 0 + * @cpu: the Nth cpu to find, starting from 0 * - * Returns >= nr_cpu_ids if such cpu doesn't exist. + * Return: >= nr_cpu_ids if such cpu doesn't exist. */ static inline unsigned int cpumask_nth_and(unsigned int cpu, const struct cpumask *srcp1, @@ -416,12 +416,12 @@ unsigned int cpumask_nth_and(unsigned int cpu, const struct cpumask *srcp1, } /** - * cpumask_nth_andnot - get the first cpu set in 1st cpumask, and clear in 2nd. + * cpumask_nth_andnot - get the Nth cpu set in 1st cpumask, and clear in 2nd. * @srcp1: the cpumask pointer * @srcp2: the cpumask pointer - * @cpu: the N'th cpu to find, starting from 0 + * @cpu: the Nth cpu to find, starting from 0 * - * Returns >= nr_cpu_ids if such cpu doesn't exist. + * Return: >= nr_cpu_ids if such cpu doesn't exist. */ static inline unsigned int cpumask_nth_andnot(unsigned int cpu, const struct cpumask *srcp1, @@ -436,9 +436,9 @@ unsigned int cpumask_nth_andnot(unsigned int cpu, const struct cpumask *srcp1, * @srcp1: the cpumask pointer * @srcp2: the cpumask pointer * @srcp3: the cpumask pointer - * @cpu: the N'th cpu to find, starting from 0 + * @cpu: the Nth cpu to find, starting from 0 * - * Returns >= nr_cpu_ids if such cpu doesn't exist. + * Return: >= nr_cpu_ids if such cpu doesn't exist. */ static __always_inline unsigned int cpumask_nth_and_andnot(unsigned int cpu, const struct cpumask *srcp1, @@ -497,7 +497,7 @@ static __always_inline void __cpumask_clear_cpu(int cpu, struct cpumask *dstp) * @cpu: cpu number (< nr_cpu_ids) * @cpumask: the cpumask pointer * - * Returns true if @cpu is set in @cpumask, else returns false + * Return: true if @cpu is set in @cpumask, else returns false */ static __always_inline bool cpumask_test_cpu(int cpu, const struct cpumask *cpumask) { @@ -509,9 +509,9 @@ static __always_inline bool cpumask_test_cpu(int cpu, const struct cpumask *cpum * @cpu: cpu number (< nr_cpu_ids) * @cpumask: the cpumask pointer * - * Returns true if @cpu is set in old bitmap of @cpumask, else returns false - * * test_and_set_bit wrapper for cpumasks. + * + * Return: true if @cpu is set in old bitmap of @cpumask, else returns false */ static __always_inline bool cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask) { @@ -523,9 +523,9 @@ static __always_inline bool cpumask_test_and_set_cpu(int cpu, struct cpumask *cp * @cpu: cpu number (< nr_cpu_ids) * @cpumask: the cpumask pointer * - * Returns true if @cpu is set in old bitmap of @cpumask, else returns false - * * test_and_clear_bit wrapper for cpumasks. + * + * Return: true if @cpu is set in old bitmap of @cpumask, else returns false */ static __always_inline bool cpumask_test_and_clear_cpu(int cpu, struct cpumask *cpumask) { @@ -560,7 +560,7 @@ static inline void cpumask_clear(struct cpumask *dstp) * @src1p: the first input * @src2p: the second input * - * If *@dstp is empty, returns false, else returns true + * Return: false if *@dstp is empty, else returns true */ static inline bool cpumask_and(struct cpumask *dstp, const struct cpumask *src1p, @@ -603,7 +603,7 @@ static inline void cpumask_xor(struct cpumask *dstp, * @src1p: the first input * @src2p: the second input * - * If *@dstp is empty, returns false, else returns true + * Return: false if *@dstp is empty, else returns true */ static inline bool cpumask_andnot(struct cpumask *dstp, const struct cpumask *src1p, @@ -617,6 +617,8 @@ static inline bool cpumask_andnot(struct cpumask *dstp, * cpumask_equal - *src1p == *src2p * @src1p: the first input * @src2p: the second input + * + * Return: true if the cpumasks are equal, false if not */ static inline bool cpumask_equal(const struct cpumask *src1p, const struct cpumask *src2p) @@ -630,6 +632,9 @@ static inline bool cpumask_equal(const struct cpumask *src1p, * @src1p: the first input * @src2p: the second input * @src3p: the third input + * + * Return: true if first cpumask ORed with second cpumask == third cpumask, + * otherwise false */ static inline bool cpumask_or_equal(const struct cpumask *src1p, const struct cpumask *src2p, @@ -643,6 +648,9 @@ static inline bool cpumask_or_equal(const struct cpumask *src1p, * cpumask_intersects - (*src1p & *src2p) != 0 * @src1p: the first input * @src2p: the second input + * + * Return: true if first cpumask ANDed with second cpumask is non-empty, + * otherwise false */ static inline bool cpumask_intersects(const struct cpumask *src1p, const struct cpumask *src2p) @@ -656,7 +664,7 @@ static inline bool cpumask_intersects(const struct cpumask *src1p, * @src1p: the first input * @src2p: the second input * - * Returns true if *@src1p is a subset of *@src2p, else returns false + * Return: true if *@src1p is a subset of *@src2p, else returns false */ static inline bool cpumask_subset(const struct cpumask *src1p, const struct cpumask *src2p) @@ -668,6 +676,8 @@ static inline bool cpumask_subset(const struct cpumask *src1p, /** * cpumask_empty - *srcp == 0 * @srcp: the cpumask to that all cpus < nr_cpu_ids are clear. + * + * Return: true if srcp is empty (has no bits set), else false */ static inline bool cpumask_empty(const struct cpumask *srcp) { @@ -677,6 +687,8 @@ static inline bool cpumask_empty(const struct cpumask *srcp) /** * cpumask_full - *srcp == 0xFFFFFFFF... * @srcp: the cpumask to that all cpus < nr_cpu_ids are set. + * + * Return: true if srcp is full (has all bits set), else false */ static inline bool cpumask_full(const struct cpumask *srcp) { @@ -686,6 +698,8 @@ static inline bool cpumask_full(const struct cpumask *srcp) /** * cpumask_weight - Count of bits in *srcp * @srcp: the cpumask to count bits (< nr_cpu_ids) in. + * + * Return: count of bits set in *srcp */ static inline unsigned int cpumask_weight(const struct cpumask *srcp) { @@ -696,6 +710,8 @@ static inline unsigned int cpumask_weight(const struct cpumask *srcp) * cpumask_weight_and - Count of bits in (*srcp1 & *srcp2) * @srcp1: the cpumask to count bits (< nr_cpu_ids) in. * @srcp2: the cpumask to count bits (< nr_cpu_ids) in. + * + * Return: count of bits set in both *srcp1 and *srcp2 */ static inline unsigned int cpumask_weight_and(const struct cpumask *srcp1, const struct cpumask *srcp2) @@ -744,7 +760,7 @@ static inline void cpumask_copy(struct cpumask *dstp, * cpumask_any - pick a "random" cpu from *srcp * @srcp: the input cpumask * - * Returns >= nr_cpu_ids if no cpus set. + * Return: >= nr_cpu_ids if no cpus set. */ #define cpumask_any(srcp) cpumask_first(srcp) @@ -753,7 +769,7 @@ static inline void cpumask_copy(struct cpumask *dstp, * @mask1: the first input cpumask * @mask2: the second input cpumask * - * Returns >= nr_cpu_ids if no cpus set. + * Return: >= nr_cpu_ids if no cpus set. */ #define cpumask_any_and(mask1, mask2) cpumask_first_and((mask1), (mask2)) @@ -769,7 +785,7 @@ static inline void cpumask_copy(struct cpumask *dstp, * @len: the length of the buffer * @dstp: the cpumask to set. * - * Returns -errno, or 0 for success. + * Return: -errno, or 0 for success. */ static inline int cpumask_parse_user(const char __user *buf, int len, struct cpumask *dstp) @@ -783,7 +799,7 @@ static inline int cpumask_parse_user(const char __user *buf, int len, * @len: the length of the buffer * @dstp: the cpumask to set. * - * Returns -errno, or 0 for success. + * Return: -errno, or 0 for success. */ static inline int cpumask_parselist_user(const char __user *buf, int len, struct cpumask *dstp) @@ -797,7 +813,7 @@ static inline int cpumask_parselist_user(const char __user *buf, int len, * @buf: the buffer to extract from * @dstp: the cpumask to set. * - * Returns -errno, or 0 for success. + * Return: -errno, or 0 for success. */ static inline int cpumask_parse(const char *buf, struct cpumask *dstp) { @@ -809,7 +825,7 @@ static inline int cpumask_parse(const char *buf, struct cpumask *dstp) * @buf: the buffer to extract from * @dstp: the cpumask to set. * - * Returns -errno, or 0 for success. + * Return: -errno, or 0 for success. */ static inline int cpulist_parse(const char *buf, struct cpumask *dstp) { @@ -817,7 +833,9 @@ static inline int cpulist_parse(const char *buf, struct cpumask *dstp) } /** - * cpumask_size - size to allocate for a 'struct cpumask' in bytes + * cpumask_size - calculate size to allocate for a 'struct cpumask' in bytes + * + * Return: size to allocate for a &struct cpumask in bytes */ static inline unsigned int cpumask_size(void) { @@ -831,7 +849,7 @@ static inline unsigned int cpumask_size(void) * little more difficult, we typedef cpumask_var_t to an array or a * pointer: doing &mask on an array is a noop, so it still works. * - * ie. + * i.e. * cpumask_var_t tmpmask; * if (!alloc_cpumask_var(&tmpmask, GFP_KERNEL)) * return -ENOMEM; @@ -887,6 +905,8 @@ bool zalloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node) * a nop returning a constant 1 (in <linux/cpumask.h>). * * See alloc_cpumask_var_node. + * + * Return: %true if allocation succeeded, %false if not */ static inline bool alloc_cpumask_var(cpumask_var_t *mask, gfp_t flags) @@ -1025,7 +1045,7 @@ set_cpu_dying(unsigned int cpu, bool dying) } /** - * to_cpumask - convert an NR_CPUS bitmap to a struct cpumask * + * to_cpumask - convert a NR_CPUS bitmap to a struct cpumask * * @bitmap: the bitmap * * There are a few places where cpumask_var_t isn't appropriate and @@ -1068,6 +1088,8 @@ static inline const struct cpumask *get_cpu_mask(unsigned int cpu) * interface gives only a momentary snapshot and is not protected against * concurrent CPU hotplug operations unless invoked from a cpuhp_lock held * region. + * + * Return: momentary snapshot of the number of online CPUs */ static __always_inline unsigned int num_online_cpus(void) { @@ -1160,7 +1182,7 @@ static inline bool cpu_dying(unsigned int cpu) * @mask: the cpumask to copy * @buf: the buffer to copy into * - * Returns the length of the (null-terminated) @buf string, zero if + * Return: the length of the (null-terminated) @buf string, zero if * nothing is copied. */ static inline ssize_t @@ -1183,7 +1205,7 @@ cpumap_print_to_pagebuf(bool list, char *buf, const struct cpumask *mask) * cpumask; Typically used by bin_attribute to export cpumask bitmask * ABI. * - * Returns the length of how many bytes have been copied, excluding + * Return: the length of how many bytes have been copied, excluding * terminating '\0'. */ static inline ssize_t @@ -1204,6 +1226,9 @@ cpumap_print_bitmask_to_buf(char *buf, const struct cpumask *mask, * * Everything is same with the above cpumap_print_bitmask_to_buf() * except the print format. + * + * Return: the length of how many bytes have been copied, excluding + * terminating '\0'. */ static inline ssize_t cpumap_print_list_to_buf(char *buf, const struct cpumask *mask, diff --git a/include/linux/crash_core.h b/include/linux/crash_core.h index 08704c29fdb4..5126a4fecb44 100644 --- a/include/linux/crash_core.h +++ b/include/linux/crash_core.h @@ -5,6 +5,14 @@ #include <linux/linkage.h> #include <linux/elfcore.h> #include <linux/elf.h> +#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION +#include <asm/crash_core.h> +#endif + +/* Location of a reserved region to hold the crash kernel. + */ +extern struct resource crashk_res; +extern struct resource crashk_low_res; #define CRASH_CORE_NOTE_NAME "CORE" #define CRASH_CORE_NOTE_HEAD_BYTES ALIGN(sizeof(struct elf_note), 4) @@ -79,12 +87,43 @@ Elf_Word *append_elf_note(Elf_Word *buf, char *name, unsigned int type, void *data, size_t data_len); void final_note(Elf_Word *buf); +#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION +#ifndef DEFAULT_CRASH_KERNEL_LOW_SIZE +#define DEFAULT_CRASH_KERNEL_LOW_SIZE (128UL << 20) +#endif +#endif + int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, - unsigned long long *crash_size, unsigned long long *crash_base); -int parse_crashkernel_high(char *cmdline, unsigned long long system_ram, - unsigned long long *crash_size, unsigned long long *crash_base); -int parse_crashkernel_low(char *cmdline, unsigned long long system_ram, - unsigned long long *crash_size, unsigned long long *crash_base); + unsigned long long *crash_size, unsigned long long *crash_base, + unsigned long long *low_size, bool *high); + +#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION +#ifndef DEFAULT_CRASH_KERNEL_LOW_SIZE +#define DEFAULT_CRASH_KERNEL_LOW_SIZE (128UL << 20) +#endif +#ifndef CRASH_ALIGN +#define CRASH_ALIGN SZ_2M +#endif +#ifndef CRASH_ADDR_LOW_MAX +#define CRASH_ADDR_LOW_MAX SZ_4G +#endif +#ifndef CRASH_ADDR_HIGH_MAX +#define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM() +#endif + +void __init reserve_crashkernel_generic(char *cmdline, + unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high); +#else +static inline void __init reserve_crashkernel_generic(char *cmdline, + unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high) +{} +#endif /* Alignment required for elf header segment */ #define ELF_CORE_HEADER_ALIGN 4096 diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h index 0f3a656293b0..acc55626afdc 100644 --- a/include/linux/crash_dump.h +++ b/include/linux/crash_dump.h @@ -50,6 +50,7 @@ void vmcore_cleanup(void); #define vmcore_elf64_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x)) #endif +#ifndef is_kdump_kernel /* * is_kdump_kernel() checks whether this kernel is booting after a panic of * previous kernel or not. This is determined by checking if previous kernel @@ -64,6 +65,7 @@ static inline bool is_kdump_kernel(void) { return elfcorehdr_addr != ELFCORE_ADDR_MAX; } +#endif /* is_vmcore_usable() checks if the kernel is booting after a panic and * the vmcore region is usable. @@ -75,7 +77,8 @@ static inline bool is_kdump_kernel(void) static inline int is_vmcore_usable(void) { - return is_kdump_kernel() && elfcorehdr_addr != ELFCORE_ADDR_ERR ? 1 : 0; + return elfcorehdr_addr != ELFCORE_ADDR_ERR && + elfcorehdr_addr != ELFCORE_ADDR_MAX ? 1 : 0; } /* vmcore_unusable() marks the vmcore as unusable, @@ -84,8 +87,7 @@ static inline int is_vmcore_usable(void) static inline void vmcore_unusable(void) { - if (is_kdump_kernel()) - elfcorehdr_addr = ELFCORE_ADDR_ERR; + elfcorehdr_addr = ELFCORE_ADDR_ERR; } /** diff --git a/include/linux/cred.h b/include/linux/cred.h index af8d353a4b86..2976f534a7a3 100644 --- a/include/linux/cred.h +++ b/include/linux/cred.h @@ -109,14 +109,7 @@ static inline int groups_search(const struct group_info *group_info, kgid_t grp) * same context as task->real_cred. */ struct cred { - atomic_t usage; -#ifdef CONFIG_DEBUG_CREDENTIALS - atomic_t subscribers; /* number of processes subscribed */ - void *put_addr; - unsigned magic; -#define CRED_MAGIC 0x43736564 -#define CRED_MAGIC_DEAD 0x44656144 -#endif + atomic_long_t usage; kuid_t uid; /* real UID of the task */ kgid_t gid; /* real GID of the task */ kuid_t suid; /* saved UID of the task */ @@ -172,46 +165,6 @@ extern int cred_fscmp(const struct cred *, const struct cred *); extern void __init cred_init(void); extern int set_cred_ucounts(struct cred *); -/* - * check for validity of credentials - */ -#ifdef CONFIG_DEBUG_CREDENTIALS -extern void __noreturn __invalid_creds(const struct cred *, const char *, unsigned); -extern void __validate_process_creds(struct task_struct *, - const char *, unsigned); - -extern bool creds_are_invalid(const struct cred *cred); - -static inline void __validate_creds(const struct cred *cred, - const char *file, unsigned line) -{ - if (unlikely(creds_are_invalid(cred))) - __invalid_creds(cred, file, line); -} - -#define validate_creds(cred) \ -do { \ - __validate_creds((cred), __FILE__, __LINE__); \ -} while(0) - -#define validate_process_creds() \ -do { \ - __validate_process_creds(current, __FILE__, __LINE__); \ -} while(0) - -extern void validate_creds_for_do_exit(struct task_struct *); -#else -static inline void validate_creds(const struct cred *cred) -{ -} -static inline void validate_creds_for_do_exit(struct task_struct *tsk) -{ -} -static inline void validate_process_creds(void) -{ -} -#endif - static inline bool cap_ambient_invariant_ok(const struct cred *cred) { return cap_issubset(cred->cap_ambient, @@ -229,7 +182,7 @@ static inline bool cap_ambient_invariant_ok(const struct cred *cred) */ static inline struct cred *get_new_cred_many(struct cred *cred, int nr) { - atomic_add(nr, &cred->usage); + atomic_long_add(nr, &cred->usage); return cred; } @@ -264,7 +217,6 @@ static inline const struct cred *get_cred_many(const struct cred *cred, int nr) struct cred *nonconst_cred = (struct cred *) cred; if (!cred) return cred; - validate_creds(cred); nonconst_cred->non_rcu = 0; return get_new_cred_many(nonconst_cred, nr); } @@ -288,9 +240,8 @@ static inline const struct cred *get_cred_rcu(const struct cred *cred) struct cred *nonconst_cred = (struct cred *) cred; if (!cred) return NULL; - if (!atomic_inc_not_zero(&nonconst_cred->usage)) + if (!atomic_long_inc_not_zero(&nonconst_cred->usage)) return NULL; - validate_creds(cred); nonconst_cred->non_rcu = 0; return cred; } @@ -312,8 +263,7 @@ static inline void put_cred_many(const struct cred *_cred, int nr) struct cred *cred = (struct cred *) _cred; if (cred) { - validate_creds(cred); - if (atomic_sub_and_test(nr, &cred->usage)) + if (atomic_long_sub_and_test(nr, &cred->usage)) __put_cred(cred); } } diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 31f6fee0c36c..b164da5e129e 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -24,6 +24,7 @@ #define CRYPTO_ALG_TYPE_CIPHER 0x00000001 #define CRYPTO_ALG_TYPE_COMPRESS 0x00000002 #define CRYPTO_ALG_TYPE_AEAD 0x00000003 +#define CRYPTO_ALG_TYPE_LSKCIPHER 0x00000004 #define CRYPTO_ALG_TYPE_SKCIPHER 0x00000005 #define CRYPTO_ALG_TYPE_AKCIPHER 0x00000006 #define CRYPTO_ALG_TYPE_SIG 0x00000007 @@ -35,8 +36,6 @@ #define CRYPTO_ALG_TYPE_SHASH 0x0000000e #define CRYPTO_ALG_TYPE_AHASH 0x0000000f -#define CRYPTO_ALG_TYPE_HASH_MASK 0x0000000e -#define CRYPTO_ALG_TYPE_AHASH_MASK 0x0000000e #define CRYPTO_ALG_TYPE_ACOMPRESS_MASK 0x0000000e #define CRYPTO_ALG_LARVAL 0x00000010 @@ -111,7 +110,6 @@ * crypto_aead_walksize() (with the remainder going at the end), no chunk * can cross a page boundary or a scatterlist element boundary. * ahash: - * - The result buffer must be aligned to the algorithm's alignmask. * - crypto_ahash_finup() must not be used unless the algorithm implements * ->finup() natively. */ @@ -279,18 +277,20 @@ struct compress_alg { * @cra_ctxsize: Size of the operational context of the transformation. This * value informs the kernel crypto API about the memory size * needed to be allocated for the transformation context. - * @cra_alignmask: Alignment mask for the input and output data buffer. The data - * buffer containing the input data for the algorithm must be - * aligned to this alignment mask. The data buffer for the - * output data must be aligned to this alignment mask. Note that - * the Crypto API will do the re-alignment in software, but - * only under special conditions and there is a performance hit. - * The re-alignment happens at these occasions for different - * @cra_u types: cipher -- For both input data and output data - * buffer; ahash -- For output hash destination buf; shash -- - * For output hash destination buf. - * This is needed on hardware which is flawed by design and - * cannot pick data from arbitrary addresses. + * @cra_alignmask: For cipher, skcipher, lskcipher, and aead algorithms this is + * 1 less than the alignment, in bytes, that the algorithm + * implementation requires for input and output buffers. When + * the crypto API is invoked with buffers that are not aligned + * to this alignment, the crypto API automatically utilizes + * appropriately aligned temporary buffers to comply with what + * the algorithm needs. (For scatterlists this happens only if + * the algorithm uses the skcipher_walk helper functions.) This + * misalignment handling carries a performance penalty, so it is + * preferred that algorithms do not set a nonzero alignmask. + * Also, crypto API users may wish to allocate buffers aligned + * to the alignmask of the algorithm being used, in order to + * avoid the API having to realign them. Note: the alignmask is + * not supported for hash algorithms and is always 0 for them. * @cra_priority: Priority of this transformation implementation. In case * multiple transformations with same @cra_name are available to * the Crypto API, the kernel will use the one with highest diff --git a/include/linux/damon.h b/include/linux/damon.h index ae2664d1d5f1..e00ddf1ed39c 100644 --- a/include/linux/damon.h +++ b/include/linux/damon.h @@ -40,9 +40,24 @@ struct damon_addr_range { * @ar: The address range of the region. * @sampling_addr: Address of the sample for the next access check. * @nr_accesses: Access frequency of this region. + * @nr_accesses_bp: @nr_accesses in basis point (0.01%) that updated for + * each sampling interval. * @list: List head for siblings. * @age: Age of this region. * + * @nr_accesses is reset to zero for every &damon_attrs->aggr_interval and be + * increased for every &damon_attrs->sample_interval if an access to the region + * during the last sampling interval is found. The update of this field should + * not be done with direct access but with the helper function, + * damon_update_region_access_rate(). + * + * @nr_accesses_bp is another representation of @nr_accesses in basis point + * (1 in 10,000) that updated for every &damon_attrs->sample_interval in a + * manner similar to moving sum. By the algorithm, this value becomes + * @nr_accesses * 10000 for every &struct damon_attrs->aggr_interval. This can + * be used when the aggregation interval is too huge and therefore cannot wait + * for it before getting the access monitoring results. + * * @age is initially zero, increased for each aggregation interval, and reset * to zero again if the access frequency is significantly changed. If two * regions are merged into a new region, both @nr_accesses and @age of the new @@ -52,6 +67,7 @@ struct damon_region { struct damon_addr_range ar; unsigned long sampling_addr; unsigned int nr_accesses; + unsigned int nr_accesses_bp; struct list_head list; unsigned int age; @@ -298,24 +314,24 @@ struct damos_access_pattern { * struct damos - Represents a Data Access Monitoring-based Operation Scheme. * @pattern: Access pattern of target regions. * @action: &damo_action to be applied to the target regions. + * @apply_interval_us: The time between applying the @action. * @quota: Control the aggressiveness of this scheme. * @wmarks: Watermarks for automated (in)activation of this scheme. * @filters: Additional set of &struct damos_filter for &action. * @stat: Statistics of this scheme. * @list: List head for siblings. * - * For each aggregation interval, DAMON finds regions which fit in the + * For each @apply_interval_us, DAMON finds regions which fit in the * &pattern and applies &action to those. To avoid consuming too much * CPU time or IO resources for the &action, "a is used. * + * If @apply_interval_us is zero, &damon_attrs->aggr_interval is used instead. + * * To do the work only when needed, schemes can be activated for specific * system situations using &wmarks. If all schemes that registered to the * monitoring context are inactive, DAMON stops monitoring either, and just * repeatedly checks the watermarks. * - * If all schemes that registered to a &struct damon_ctx are inactive, DAMON - * stops monitoring and just repeatedly checks the watermarks. - * * Before applying the &action to a memory region, &struct damon_operations * implementation could check pages of the region and skip &action to respect * &filters @@ -327,6 +343,14 @@ struct damos_access_pattern { struct damos { struct damos_access_pattern pattern; enum damos_action action; + unsigned long apply_interval_us; +/* private: internal use only */ + /* + * number of sample intervals that should be passed before applying + * @action + */ + unsigned long next_apply_sis; +/* public: */ struct damos_quota quota; struct damos_watermarks wmarks; struct list_head filters; @@ -472,13 +496,14 @@ struct damon_callback { * regions. * * For each @sample_interval, DAMON checks whether each region is accessed or - * not. It aggregates and keeps the access information (number of accesses to - * each region) for @aggr_interval time. DAMON also checks whether the target - * memory regions need update (e.g., by ``mmap()`` calls from the application, - * in case of virtual memory monitoring) and applies the changes for each - * @ops_update_interval. All time intervals are in micro-seconds. - * Please refer to &struct damon_operations and &struct damon_callback for more - * detail. + * not during the last @sample_interval. If such access is found, DAMON + * aggregates the information by increasing &damon_region->nr_accesses for + * @aggr_interval time. For each @aggr_interval, the count is reset. DAMON + * also checks whether the target memory regions need update (e.g., by + * ``mmap()`` calls from the application, in case of virtual memory monitoring) + * and applies the changes for each @ops_update_interval. All time intervals + * are in micro-seconds. Please refer to &struct damon_operations and &struct + * damon_callback for more detail. */ struct damon_attrs { unsigned long sample_interval; @@ -522,8 +547,20 @@ struct damon_ctx { struct damon_attrs attrs; /* private: internal use only */ - struct timespec64 last_aggregation; - struct timespec64 last_ops_update; + /* number of sample intervals that passed since this context started */ + unsigned long passed_sample_intervals; + /* + * number of sample intervals that should be passed before next + * aggregation + */ + unsigned long next_aggregation_sis; + /* + * number of sample intervals that should be passed before next ops + * update + */ + unsigned long next_ops_update_sis; + /* for waiting until the execution of the kdamond_fn is started */ + struct completion kdamond_started; /* public: */ struct task_struct *kdamond; @@ -608,6 +645,8 @@ void damon_add_region(struct damon_region *r, struct damon_target *t); void damon_destroy_region(struct damon_region *r, struct damon_target *t); int damon_set_regions(struct damon_target *t, struct damon_addr_range *ranges, unsigned int nr_ranges); +void damon_update_region_access_rate(struct damon_region *r, bool accessed, + struct damon_attrs *attrs); struct damos_filter *damos_new_filter(enum damos_filter_type type, bool matching); @@ -615,7 +654,9 @@ void damos_add_filter(struct damos *s, struct damos_filter *f); void damos_destroy_filter(struct damos_filter *f); struct damos *damon_new_scheme(struct damos_access_pattern *pattern, - enum damos_action action, struct damos_quota *quota, + enum damos_action action, + unsigned long apply_interval_us, + struct damos_quota *quota, struct damos_watermarks *wmarks); void damon_add_scheme(struct damon_ctx *ctx, struct damos *s); void damon_destroy_scheme(struct damos *s); @@ -642,6 +683,13 @@ static inline bool damon_target_has_pid(const struct damon_ctx *ctx) return ctx->ops.id == DAMON_OPS_VADDR || ctx->ops.id == DAMON_OPS_FVADDR; } +static inline unsigned int damon_max_nr_accesses(const struct damon_attrs *attrs) +{ + /* {aggr,sample}_interval are unsigned long, hence could overflow */ + return min(attrs->aggr_interval / attrs->sample_interval, + (unsigned long)UINT_MAX); +} + int damon_start(struct damon_ctx **ctxs, int nr_ctxs, bool exclusive); int damon_stop(struct damon_ctx **ctxs, int nr_ctxs); diff --git a/include/linux/dax.h b/include/linux/dax.h index 22cd9902345d..b463502b16e1 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -159,8 +159,8 @@ int dax_writeback_mapping_range(struct address_space *mapping, struct page *dax_layout_busy_page(struct address_space *mapping); struct page *dax_layout_busy_page_range(struct address_space *mapping, loff_t start, loff_t end); -dax_entry_t dax_lock_page(struct page *page); -void dax_unlock_page(struct page *page, dax_entry_t cookie); +dax_entry_t dax_lock_folio(struct folio *folio); +void dax_unlock_folio(struct folio *folio, dax_entry_t cookie); dax_entry_t dax_lock_mapping_entry(struct address_space *mapping, unsigned long index, struct page **page); void dax_unlock_mapping_entry(struct address_space *mapping, @@ -182,14 +182,14 @@ static inline int dax_writeback_mapping_range(struct address_space *mapping, return -EOPNOTSUPP; } -static inline dax_entry_t dax_lock_page(struct page *page) +static inline dax_entry_t dax_lock_folio(struct folio *folio) { - if (IS_DAX(page->mapping->host)) + if (IS_DAX(folio->mapping->host)) return ~0UL; return 0; } -static inline void dax_unlock_page(struct page *page, dax_entry_t cookie) +static inline void dax_unlock_folio(struct folio *folio, dax_entry_t cookie) { } diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h index ea2d919fd9c7..c9c65b132c0f 100644 --- a/include/linux/debugfs.h +++ b/include/linux/debugfs.h @@ -171,6 +171,25 @@ ssize_t debugfs_write_file_bool(struct file *file, const char __user *user_buf, ssize_t debugfs_read_file_str(struct file *file, char __user *user_buf, size_t count, loff_t *ppos); +/** + * struct debugfs_cancellation - cancellation data + * @list: internal, for keeping track + * @cancel: callback to call + * @cancel_data: extra data for the callback to call + */ +struct debugfs_cancellation { + struct list_head list; + void (*cancel)(struct dentry *, void *); + void *cancel_data; +}; + +void __acquires(cancellation) +debugfs_enter_cancellation(struct file *file, + struct debugfs_cancellation *cancellation); +void __releases(cancellation) +debugfs_leave_cancellation(struct file *file, + struct debugfs_cancellation *cancellation); + #else #include <linux/err.h> diff --git a/include/linux/device.h b/include/linux/device.h index 56d93a1ffb7b..d7a72a8749ea 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -389,8 +389,8 @@ void devm_remove_action(struct device *dev, void (*action)(void *), void *data); void devm_release_action(struct device *dev, void (*action)(void *), void *data); int __devm_add_action(struct device *dev, void (*action)(void *), void *data, const char *name); -#define devm_add_action(release, action, data) \ - __devm_add_action(release, action, data, #action) +#define devm_add_action(dev, action, data) \ + __devm_add_action(dev, action, data, #action) static inline int __devm_add_action_or_reset(struct device *dev, void (*action)(void *), void *data, const char *name) @@ -403,8 +403,8 @@ static inline int __devm_add_action_or_reset(struct device *dev, void (*action)( return ret; } -#define devm_add_action_or_reset(release, action, data) \ - __devm_add_action_or_reset(release, action, data, #action) +#define devm_add_action_or_reset(dev, action, data) \ + __devm_add_action_or_reset(dev, action, data, #action) /** * devm_alloc_percpu - Resource-managed alloc_percpu diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index ebe78bd3d121..b3772edca2e6 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -499,6 +499,21 @@ static inline bool dma_fence_is_later(struct dma_fence *f1, } /** + * dma_fence_is_later_or_same - return true if f1 is later or same as f2 + * @f1: the first fence from the same context + * @f2: the second fence from the same context + * + * Returns true if f1 is chronologically later than f2 or the same fence. Both + * fences must be from the same context, since a seqno is not re-used across + * contexts. + */ +static inline bool dma_fence_is_later_or_same(struct dma_fence *f1, + struct dma_fence *f2) +{ + return f1 == f2 || dma_fence_is_later(f1, f2); +} + +/** * dma_fence_later - return the chronologically later fence * @f1: the first fence from the same context * @f2: the second fence from the same context diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index f0ccca16a0ac..4a658de44ee9 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -144,6 +144,7 @@ bool dma_pci_p2pdma_supported(struct device *dev); int dma_set_mask(struct device *dev, u64 mask); int dma_set_coherent_mask(struct device *dev, u64 mask); u64 dma_get_required_mask(struct device *dev); +bool dma_addressing_limited(struct device *dev); size_t dma_max_mapping_size(struct device *dev); size_t dma_opt_mapping_size(struct device *dev); bool dma_need_sync(struct device *dev, dma_addr_t dma_addr); @@ -264,6 +265,10 @@ static inline u64 dma_get_required_mask(struct device *dev) { return 0; } +static inline bool dma_addressing_limited(struct device *dev) +{ + return false; +} static inline size_t dma_max_mapping_size(struct device *dev) { return 0; @@ -465,20 +470,6 @@ static inline int dma_coerce_mask_and_coherent(struct device *dev, u64 mask) return dma_set_mask_and_coherent(dev, mask); } -/** - * dma_addressing_limited - return if the device is addressing limited - * @dev: device to check - * - * Return %true if the devices DMA mask is too small to address all memory in - * the system, else %false. Lack of addressing bits is the prime reason for - * bounce buffering, but might not be the only one. - */ -static inline bool dma_addressing_limited(struct device *dev) -{ - return min_not_zero(dma_get_mask(dev), dev->bus_dma_limit) < - dma_get_required_mask(dev); -} - static inline unsigned int dma_get_max_seg_size(struct device *dev) { if (dev->dma_parms && dev->dma_parms->max_segment_size) diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c3656e590213..3df70d6131c8 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -517,8 +517,6 @@ static inline const char *dma_chan_name(struct dma_chan *chan) return dev_name(&chan->dev->device); } -void dma_chan_cleanup(struct kref *kref); - /** * typedef dma_filter_fn - callback filter for dma_request_channel * @chan: channel to be reviewed diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 226a36ed5aa1..689028257fcc 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -1045,10 +1045,10 @@ static inline int ethtool_mm_frag_size_min_to_add(u32 val_min, u32 *val_add, /** * ethtool_sprintf - Write formatted string to ethtool string data - * @data: Pointer to start of string to update + * @data: Pointer to a pointer to the start of string to update * @fmt: Format of string to write * - * Write formatted string to data. Update data to point at start of + * Write formatted string to *data. Update *data to point at start of * next string. */ extern __printf(2, 3) void ethtool_sprintf(u8 **data, const char *fmt, ...); diff --git a/include/linux/export-internal.h b/include/linux/export-internal.h index 45fca09b2319..69501e0ec239 100644 --- a/include/linux/export-internal.h +++ b/include/linux/export-internal.h @@ -50,9 +50,7 @@ " .previous" "\n" \ ) -#ifdef CONFIG_IA64 -#define KSYM_FUNC(name) @fptr(name) -#elif defined(CONFIG_PARISC) && defined(CONFIG_64BIT) +#if defined(CONFIG_PARISC) && defined(CONFIG_64BIT) #define KSYM_FUNC(name) P%name #else #define KSYM_FUNC(name) name diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index 0388e8c20f52..bb37ad5cc954 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h @@ -99,6 +99,17 @@ enum fid_type { FILEID_FAT_WITH_PARENT = 0x72, /* + * 64 bit inode number, 32 bit generation number. + */ + FILEID_INO64_GEN = 0x81, + + /* + * 64 bit inode number, 32 bit generation number, + * 64 bit parent inode number, 32 bit parent generation. + */ + FILEID_INO64_GEN_PARENT = 0x82, + + /* * 128 bit child FID (struct lu_fid) * 128 bit parent FID (struct lu_fid) */ @@ -129,7 +140,11 @@ struct fid { u32 parent_ino; u32 parent_gen; } i32; - struct { + struct { + u64 ino; + u32 gen; + } __packed i64; + struct { u32 block; u16 partref; u16 parent_partref; @@ -253,6 +268,33 @@ extern int exportfs_encode_inode_fh(struct inode *inode, struct fid *fid, extern int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len, int flags); +static inline bool exportfs_can_encode_fid(const struct export_operations *nop) +{ + return !nop || nop->encode_fh; +} + +static inline bool exportfs_can_decode_fh(const struct export_operations *nop) +{ + return nop && nop->fh_to_dentry; +} + +static inline bool exportfs_can_encode_fh(const struct export_operations *nop, + int fh_flags) +{ + /* + * If a non-decodeable file handle was requested, we only need to make + * sure that filesystem did not opt-out of encoding fid. + */ + if (fh_flags & EXPORT_FH_FID) + return exportfs_can_encode_fid(nop); + + /* + * If a decodeable file handle was requested, we need to make sure that + * filesystem can also decode file handles. + */ + return exportfs_can_decode_fh(nop); +} + static inline int exportfs_encode_fid(struct inode *inode, struct fid *fid, int *max_len) { @@ -272,10 +314,12 @@ extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid, /* * Generic helpers for filesystems. */ -extern struct dentry *generic_fh_to_dentry(struct super_block *sb, +int generic_encode_ino32_fh(struct inode *inode, __u32 *fh, int *max_len, + struct inode *parent); +struct dentry *generic_fh_to_dentry(struct super_block *sb, struct fid *fid, int fh_len, int fh_type, struct inode *(*get_inode) (struct super_block *sb, u64 ino, u32 gen)); -extern struct dentry *generic_fh_to_parent(struct super_block *sb, +struct dentry *generic_fh_to_parent(struct super_block *sb, struct fid *fid, int fh_len, int fh_type, struct inode *(*get_inode) (struct super_block *sb, u64 ino, u32 gen)); diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index a82a4bb6ce68..039fe0ce8d83 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -13,10 +13,10 @@ #define F2FS_SUPER_OFFSET 1024 /* byte-size offset */ #define F2FS_MIN_LOG_SECTOR_SIZE 9 /* 9 bits for 512 bytes */ -#define F2FS_MAX_LOG_SECTOR_SIZE 12 /* 12 bits for 4096 bytes */ -#define F2FS_LOG_SECTORS_PER_BLOCK 3 /* log number for sector/blk */ -#define F2FS_BLKSIZE 4096 /* support only 4KB block */ -#define F2FS_BLKSIZE_BITS 12 /* bits for F2FS_BLKSIZE */ +#define F2FS_MAX_LOG_SECTOR_SIZE PAGE_SHIFT /* Max is Block Size */ +#define F2FS_LOG_SECTORS_PER_BLOCK (PAGE_SHIFT - 9) /* log number for sector/blk */ +#define F2FS_BLKSIZE PAGE_SIZE /* support only block == page */ +#define F2FS_BLKSIZE_BITS PAGE_SHIFT /* bits for F2FS_BLKSIZE */ #define F2FS_MAX_EXTENSION 64 /* # of extension entries */ #define F2FS_EXTENSION_LEN 8 /* max size of extension */ #define F2FS_BLK_ALIGN(x) (((x) + F2FS_BLKSIZE - 1) >> F2FS_BLKSIZE_BITS) @@ -104,6 +104,7 @@ enum f2fs_error { ERROR_CORRUPTED_VERITY_XATTR, ERROR_CORRUPTED_XATTR, ERROR_INVALID_NODE_REFERENCE, + ERROR_INCONSISTENT_NAT, ERROR_MAX, }; @@ -210,14 +211,14 @@ struct f2fs_checkpoint { unsigned char sit_nat_version_bitmap[]; } __packed; -#define CP_CHKSUM_OFFSET 4092 /* default chksum offset in checkpoint */ +#define CP_CHKSUM_OFFSET (F2FS_BLKSIZE - sizeof(__le32)) /* default chksum offset in checkpoint */ #define CP_MIN_CHKSUM_OFFSET \ (offsetof(struct f2fs_checkpoint, sit_nat_version_bitmap)) /* * For orphan inode management */ -#define F2FS_ORPHANS_PER_BLOCK 1020 +#define F2FS_ORPHANS_PER_BLOCK ((F2FS_BLKSIZE - 4 * sizeof(__le32)) / sizeof(__le32)) #define GET_ORPHAN_BLOCKS(n) (((n) + F2FS_ORPHANS_PER_BLOCK - 1) / \ F2FS_ORPHANS_PER_BLOCK) @@ -243,14 +244,31 @@ struct f2fs_extent { #define F2FS_NAME_LEN 255 /* 200 bytes for inline xattrs by default */ #define DEFAULT_INLINE_XATTR_ADDRS 50 -#define DEF_ADDRS_PER_INODE 923 /* Address Pointers in an Inode */ + +#define OFFSET_OF_END_OF_I_EXT 360 +#define SIZE_OF_I_NID 20 + +struct node_footer { + __le32 nid; /* node id */ + __le32 ino; /* inode number */ + __le32 flag; /* include cold/fsync/dentry marks and offset */ + __le64 cp_ver; /* checkpoint version */ + __le32 next_blkaddr; /* next node page block address */ +} __packed; + +/* Address Pointers in an Inode */ +#define DEF_ADDRS_PER_INODE ((F2FS_BLKSIZE - OFFSET_OF_END_OF_I_EXT \ + - SIZE_OF_I_NID \ + - sizeof(struct node_footer)) / sizeof(__le32)) #define CUR_ADDRS_PER_INODE(inode) (DEF_ADDRS_PER_INODE - \ get_extra_isize(inode)) #define DEF_NIDS_PER_INODE 5 /* Node IDs in an Inode */ #define ADDRS_PER_INODE(inode) addrs_per_inode(inode) -#define DEF_ADDRS_PER_BLOCK 1018 /* Address Pointers in a Direct Block */ +/* Address Pointers in a Direct Block */ +#define DEF_ADDRS_PER_BLOCK ((F2FS_BLKSIZE - sizeof(struct node_footer)) / sizeof(__le32)) #define ADDRS_PER_BLOCK(inode) addrs_per_block(inode) -#define NIDS_PER_BLOCK 1018 /* Node IDs in an Indirect Block */ +/* Node IDs in an Indirect Block */ +#define NIDS_PER_BLOCK ((F2FS_BLKSIZE - sizeof(struct node_footer)) / sizeof(__le32)) #define ADDRS_PER_PAGE(page, inode) \ (IS_INODE(page) ? ADDRS_PER_INODE(inode) : ADDRS_PER_BLOCK(inode)) @@ -342,14 +360,6 @@ enum { #define OFFSET_BIT_MASK GENMASK(OFFSET_BIT_SHIFT - 1, 0) -struct node_footer { - __le32 nid; /* node id */ - __le32 ino; /* inode number */ - __le32 flag; /* include cold/fsync/dentry marks and offset */ - __le64 cp_ver; /* checkpoint version */ - __le32 next_blkaddr; /* next node page block address */ -} __packed; - struct f2fs_node { /* can be one of three types: inode, direct, and indirect types */ union { @@ -363,7 +373,7 @@ struct f2fs_node { /* * For NAT entries */ -#define NAT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_nat_entry)) +#define NAT_ENTRY_PER_BLOCK (F2FS_BLKSIZE / sizeof(struct f2fs_nat_entry)) struct f2fs_nat_entry { __u8 version; /* latest version of cached nat entry */ @@ -378,12 +388,13 @@ struct f2fs_nat_block { /* * For SIT entries * - * Each segment is 2MB in size by default so that a bitmap for validity of - * there-in blocks should occupy 64 bytes, 512 bits. + * A validity bitmap of 64 bytes covers 512 blocks of area. For a 4K page size, + * this results in a segment size of 2MB. For 16k pages, the default segment size + * is 8MB. * Not allow to change this. */ #define SIT_VBLOCK_MAP_SIZE 64 -#define SIT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_sit_entry)) +#define SIT_ENTRY_PER_BLOCK (F2FS_BLKSIZE / sizeof(struct f2fs_sit_entry)) /* * F2FS uses 4 bytes to represent block address. As a result, supported size of @@ -418,7 +429,7 @@ struct f2fs_sit_block { * For segment summary * * One summary block contains exactly 512 summary entries, which represents - * exactly 2MB segment by default. Not allow to change the basic units. + * exactly one segment by default. Not allow to change the basic units. * * NOTE: For initializing fields, you must use set_summary * @@ -429,12 +440,12 @@ struct f2fs_sit_block { * from node's page's beginning to get a data block address. * ex) data_blkaddr = (block_t)(nodepage_start_address + ofs_in_node) */ -#define ENTRIES_IN_SUM 512 +#define ENTRIES_IN_SUM (F2FS_BLKSIZE / 8) #define SUMMARY_SIZE (7) /* sizeof(struct summary) */ #define SUM_FOOTER_SIZE (5) /* sizeof(struct summary_footer) */ #define SUM_ENTRY_SIZE (SUMMARY_SIZE * ENTRIES_IN_SUM) -/* a summary entry for a 4KB-sized block in a segment */ +/* a summary entry for a block in a segment */ struct f2fs_summary { __le32 nid; /* parent node id */ union { @@ -518,7 +529,7 @@ struct f2fs_journal { }; } __packed; -/* 4KB-sized summary block structure */ +/* Block-sized summary block structure */ struct f2fs_summary_block { struct f2fs_summary entries[ENTRIES_IN_SUM]; struct f2fs_journal journal; @@ -559,11 +570,14 @@ typedef __le32 f2fs_hash_t; * Note: there are more reserved space in inline dentry than in regular * dentry, when converting inline dentry we should handle this carefully. */ -#define NR_DENTRY_IN_BLOCK 214 /* the number of dentry in a block */ + +/* the number of dentry in a block */ +#define NR_DENTRY_IN_BLOCK ((BITS_PER_BYTE * F2FS_BLKSIZE) / \ + ((SIZE_OF_DIR_ENTRY + F2FS_SLOT_LEN) * BITS_PER_BYTE + 1)) #define SIZE_OF_DIR_ENTRY 11 /* by byte */ #define SIZE_OF_DENTRY_BITMAP ((NR_DENTRY_IN_BLOCK + BITS_PER_BYTE - 1) / \ BITS_PER_BYTE) -#define SIZE_OF_RESERVED (PAGE_SIZE - ((SIZE_OF_DIR_ENTRY + \ +#define SIZE_OF_RESERVED (F2FS_BLKSIZE - ((SIZE_OF_DIR_ENTRY + \ F2FS_SLOT_LEN) * \ NR_DENTRY_IN_BLOCK + SIZE_OF_DENTRY_BITMAP)) #define MIN_INLINE_DENTRY_SIZE 40 /* just include '.' and '..' entries */ @@ -576,7 +590,7 @@ struct f2fs_dir_entry { __u8 file_type; /* file type */ } __packed; -/* 4KB-sized directory entry block */ +/* Block-sized directory entry block */ struct f2fs_dentry_block { /* validity bitmap for directory entries in each block */ __u8 dentry_bitmap[SIZE_OF_DENTRY_BITMAP]; diff --git a/include/linux/fortify-string.h b/include/linux/fortify-string.h index 1e7711185ec6..79ef6ac4c021 100644 --- a/include/linux/fortify-string.h +++ b/include/linux/fortify-string.h @@ -639,7 +639,7 @@ __FORTIFY_INLINE bool fortify_memcpy_chk(__kernel_size_t size, __q_size_field, #op), \ #op ": detected field-spanning write (size %zu) of single %s (size %zu)\n", \ __fortify_size, \ - "field \"" #p "\" at " __FILE__ ":" __stringify(__LINE__), \ + "field \"" #p "\" at " FILE_LINE, \ __p_size_field); \ __underlying_##op(p, q, __fortify_size); \ }) diff --git a/include/linux/fs.h b/include/linux/fs.h index c27c324ba58a..98b7a7a8c42e 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -454,7 +454,7 @@ extern const struct address_space_operations empty_aops; * It is also used to block modification of page cache contents through * memory mappings. * @gfp_mask: Memory allocation flags to use for allocating pages. - * @i_mmap_writable: Number of VM_SHARED mappings. + * @i_mmap_writable: Number of VM_SHARED, VM_MAYWRITE mappings. * @nr_thps: Number of THPs in the pagecache (non-shmem only). * @i_mmap: Tree of private and shared mappings. * @i_mmap_rwsem: Protects @i_mmap and @i_mmap_writable. @@ -557,7 +557,7 @@ static inline int mapping_mapped(struct address_space *mapping) /* * Might pages of this file have been modified in userspace? - * Note that i_mmap_writable counts all VM_SHARED vmas: do_mmap + * Note that i_mmap_writable counts all VM_SHARED, VM_MAYWRITE vmas: do_mmap * marks vma as VM_SHARED if it is shared, and the file was opened for * writing i.e. vma may be mprotected writable even if now readonly. * @@ -1270,7 +1270,7 @@ struct super_block { const struct dentry_operations *s_d_op; /* default d_op for dentries */ - struct shrinker s_shrink; /* per-sb shrinker handle */ + struct shrinker *s_shrink; /* per-sb shrinker handle */ /* Number of inodes with nlink == 0 but still referenced */ atomic_long_t s_remove_count; diff --git a/include/linux/fw_table.h b/include/linux/fw_table.h new file mode 100644 index 000000000000..ca49947f0a77 --- /dev/null +++ b/include/linux/fw_table.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * fw_tables.h - Parsing support for ACPI and ACPI-like tables provided by + * platform or device firmware + * + * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> + * Copyright (C) 2023 Intel Corp. + */ +#ifndef _FW_TABLE_H_ +#define _FW_TABLE_H_ + +union acpi_subtable_headers; + +typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header, + const unsigned long end); + +typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header, + void *arg, const unsigned long end); + +struct acpi_subtable_proc { + int id; + acpi_tbl_entry_handler handler; + acpi_tbl_entry_handler_arg handler_arg; + void *arg; + int count; +}; + +union acpi_subtable_headers { + struct acpi_subtable_header common; + struct acpi_hmat_structure hmat; + struct acpi_prmt_module_header prmt; + struct acpi_cedt_header cedt; +}; + +int acpi_parse_entries_array(char *id, unsigned long table_size, + struct acpi_table_header *table_header, + struct acpi_subtable_proc *proc, + int proc_num, unsigned int max_entries); + +#endif diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index 5700451b300f..2a72f55d26eb 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -41,6 +41,8 @@ struct device; struct fwnode_handle { struct fwnode_handle *secondary; const struct fwnode_operations *ops; + + /* The below is used solely by device links, don't use otherwise */ struct device *dev; struct list_head suppliers; struct list_head consumers; diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 665f06675c83..de292a007138 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -8,6 +8,7 @@ #include <linux/topology.h> struct vm_area_struct; +struct mempolicy; /* Convert GFP flags to their corresponding migrate type */ #define GFP_MOVABLE_MASK (__GFP_RECLAIMABLE|__GFP_MOVABLE) @@ -262,7 +263,9 @@ static inline struct page *alloc_pages_node(int nid, gfp_t gfp_mask, #ifdef CONFIG_NUMA struct page *alloc_pages(gfp_t gfp, unsigned int order); -struct folio *folio_alloc(gfp_t gfp, unsigned order); +struct page *alloc_pages_mpol(gfp_t gfp, unsigned int order, + struct mempolicy *mpol, pgoff_t ilx, int nid); +struct folio *folio_alloc(gfp_t gfp, unsigned int order); struct folio *vma_alloc_folio(gfp_t gfp, int order, struct vm_area_struct *vma, unsigned long addr, bool hugepage); #else @@ -270,6 +273,11 @@ static inline struct page *alloc_pages(gfp_t gfp_mask, unsigned int order) { return alloc_pages_node(numa_node_id(), gfp_mask, order); } +static inline struct page *alloc_pages_mpol(gfp_t gfp, unsigned int order, + struct mempolicy *mpol, pgoff_t ilx, int nid) +{ + return alloc_pages(gfp, order); +} static inline struct folio *folio_alloc(gfp_t gfp, unsigned int order) { return __folio_alloc_node(gfp, order, numa_node_id()); @@ -320,11 +328,13 @@ extern void page_frag_free(void *addr); #define free_page(addr) free_pages((addr), 0) void page_alloc_init_cpuhp(void); +int decay_pcp_high(struct zone *zone, struct per_cpu_pages *pcp); void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp); void drain_all_pages(struct zone *zone); void drain_local_pages(struct zone *zone); void page_alloc_init_late(void); +void setup_pcp_cacheinfo(void); /* * gfp_allowed_mask is set to GFP_BOOT_MASK during early boot to restrict what diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 1d454dc944b3..0aed62f0c633 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -605,9 +605,6 @@ int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc, void *data, struct lock_class_key *lock_key, struct lock_class_key *request_key); -struct gpio_chip *gpiochip_find(void *data, - int (*match)(struct gpio_chip *gc, void *data)); - struct gpio_device *gpio_device_find(void *data, int (*match)(struct gpio_chip *gc, void *data)); struct gpio_device *gpio_device_find_by_label(const char *label); diff --git a/include/linux/hid-sensor-ids.h b/include/linux/hid-sensor-ids.h index 13b1e65fbdcc..6730ee900ee1 100644 --- a/include/linux/hid-sensor-ids.h +++ b/include/linux/hid-sensor-ids.h @@ -21,6 +21,10 @@ #define HID_USAGE_SENSOR_ALS 0x200041 #define HID_USAGE_SENSOR_DATA_LIGHT 0x2004d0 #define HID_USAGE_SENSOR_LIGHT_ILLUM 0x2004d1 +#define HID_USAGE_SENSOR_LIGHT_COLOR_TEMPERATURE 0x2004d2 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY 0x2004d3 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY_X 0x2004d4 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY_Y 0x2004d5 /* PROX (200011) */ #define HID_USAGE_SENSOR_PROX 0x200011 diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 4cacc0e43b51..be20cff4ba73 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -454,7 +454,7 @@ static inline void memcpy_from_folio(char *to, struct folio *folio, memcpy(to, from, chunk); kunmap_local(from); - from += chunk; + to += chunk; offset += chunk; len -= chunk; } while (len > 0); diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h index 39fbfb4be944..ddc7ebb70523 100644 --- a/include/linux/hisi_acc_qm.h +++ b/include/linux/hisi_acc_qm.h @@ -144,6 +144,13 @@ enum qm_vf_state { QM_NOT_READY, }; +enum qm_misc_ctl_bits { + QM_DRIVER_REMOVING = 0x0, + QM_RST_SCHED, + QM_RESETTING, + QM_MODULE_PARAM, +}; + enum qm_cap_bits { QM_SUPPORT_DB_ISOLATION = 0x0, QM_SUPPORT_FUNC_QOS, @@ -269,6 +276,7 @@ struct hisi_qm_poll_data { struct hisi_qm *qm; struct work_struct work; u16 *qp_finish_id; + u16 eqe_num; }; /** @@ -285,6 +293,18 @@ struct qm_err_isolate { struct list_head qm_hw_errs; }; +struct qm_rsv_buf { + struct qm_sqc *sqc; + struct qm_cqc *cqc; + struct qm_eqc *eqc; + struct qm_aeqc *aeqc; + dma_addr_t sqc_dma; + dma_addr_t cqc_dma; + dma_addr_t eqc_dma; + dma_addr_t aeqc_dma; + struct qm_dma qcdma; +}; + struct hisi_qm { enum qm_hw_ver ver; enum qm_fun_type fun_type; @@ -317,6 +337,7 @@ struct hisi_qm { dma_addr_t cqc_dma; dma_addr_t eqe_dma; dma_addr_t aeqe_dma; + struct qm_rsv_buf xqc_buf; struct hisi_qm_status status; const struct hisi_qm_err_ini *err_ini; @@ -471,6 +492,20 @@ static inline void hisi_qm_init_list(struct hisi_qm_list *qm_list) mutex_init(&qm_list->lock); } +static inline void hisi_qm_add_list(struct hisi_qm *qm, struct hisi_qm_list *qm_list) +{ + mutex_lock(&qm_list->lock); + list_add_tail(&qm->list, &qm_list->list); + mutex_unlock(&qm_list->lock); +} + +static inline void hisi_qm_del_list(struct hisi_qm *qm, struct hisi_qm_list *qm_list) +{ + mutex_lock(&qm_list->lock); + list_del(&qm->list); + mutex_unlock(&qm_list->lock); +} + int hisi_qm_init(struct hisi_qm *qm); void hisi_qm_uninit(struct hisi_qm *qm); int hisi_qm_start(struct hisi_qm *qm); @@ -516,8 +551,8 @@ int hisi_qm_alloc_qps_node(struct hisi_qm_list *qm_list, int qp_num, void hisi_qm_free_qps(struct hisi_qp **qps, int qp_num); void hisi_qm_dev_shutdown(struct pci_dev *pdev); void hisi_qm_wait_task_finish(struct hisi_qm *qm, struct hisi_qm_list *qm_list); -int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list); -void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list); +int hisi_qm_alg_register(struct hisi_qm *qm, struct hisi_qm_list *qm_list, int guard); +void hisi_qm_alg_unregister(struct hisi_qm *qm, struct hisi_qm_list *qm_list, int guard); int hisi_qm_resume(struct device *dev); int hisi_qm_suspend(struct device *dev); void hisi_qm_pm_uninit(struct hisi_qm *qm); diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 0ee140176f10..f2044d5a652b 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -531,9 +531,9 @@ extern void sysrq_timer_list_show(void); int hrtimers_prepare_cpu(unsigned int cpu); #ifdef CONFIG_HOTPLUG_CPU -int hrtimers_dead_cpu(unsigned int cpu); +int hrtimers_cpu_dying(unsigned int cpu); #else -#define hrtimers_dead_cpu NULL +#define hrtimers_cpu_dying NULL #endif #endif diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 47d25a5e1933..236ec7b63c54 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -30,7 +30,7 @@ void free_huge_folio(struct folio *folio); #ifdef CONFIG_HUGETLB_PAGE -#include <linux/mempolicy.h> +#include <linux/pagemap.h> #include <linux/shm.h> #include <asm/tlbflush.h> @@ -280,6 +280,7 @@ long hugetlb_change_protection(struct vm_area_struct *vma, unsigned long cp_flags); bool is_hugetlb_entry_migration(pte_t pte); +bool is_hugetlb_entry_hwpoisoned(pte_t pte); void hugetlb_unshare_all_pmds(struct vm_area_struct *vma); #else /* !CONFIG_HUGETLB_PAGE */ @@ -544,7 +545,6 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb) } struct hugetlbfs_inode_info { - struct shared_policy policy; struct inode vfs_inode; unsigned int seals; }; @@ -748,8 +748,6 @@ struct folio *alloc_hugetlb_folio(struct vm_area_struct *vma, unsigned long addr, int avoid_reserve); struct folio *alloc_hugetlb_folio_nodemask(struct hstate *h, int preferred_nid, nodemask_t *nmask, gfp_t gfp_mask); -struct folio *alloc_hugetlb_folio_vma(struct hstate *h, struct vm_area_struct *vma, - unsigned long address); int hugetlb_add_to_page_cache(struct folio *folio, struct address_space *mapping, pgoff_t idx); void restore_reserve_on_error(struct hstate *h, struct vm_area_struct *vma, @@ -844,6 +842,12 @@ static inline unsigned int blocks_per_huge_page(struct hstate *h) return huge_page_size(h) / 512; } +static inline struct folio *filemap_lock_hugetlb_folio(struct hstate *h, + struct address_space *mapping, pgoff_t idx) +{ + return filemap_lock_folio(mapping, idx << huge_page_order(h)); +} + #include <asm/hugetlb.h> #ifndef is_hugepage_only_range @@ -1040,6 +1044,12 @@ static inline struct hugepage_subpool *hugetlb_folio_subpool(struct folio *folio return NULL; } +static inline struct folio *filemap_lock_hugetlb_folio(struct hstate *h, + struct address_space *mapping, pgoff_t idx) +{ + return NULL; +} + static inline int isolate_or_dissolve_huge_page(struct page *page, struct list_head *list) { @@ -1060,13 +1070,6 @@ alloc_hugetlb_folio_nodemask(struct hstate *h, int preferred_nid, return NULL; } -static inline struct folio *alloc_hugetlb_folio_vma(struct hstate *h, - struct vm_area_struct *vma, - unsigned long address) -{ - return NULL; -} - static inline int __alloc_bootmem_huge_page(struct hstate *h) { return 0; @@ -1265,10 +1268,7 @@ static inline bool __vma_shareable_lock(struct vm_area_struct *vma) return (vma->vm_flags & VM_MAYSHARE) && vma->vm_private_data; } -static inline bool __vma_private_lock(struct vm_area_struct *vma) -{ - return (!(vma->vm_flags & VM_MAYSHARE)) && vma->vm_private_data; -} +bool __vma_private_lock(struct vm_area_struct *vma); /* * Safe version of huge_pte_offset() to check the locks. See comments diff --git a/include/linux/hugetlb_cgroup.h b/include/linux/hugetlb_cgroup.h index 3d82d91f49ac..e5d64b8b59c2 100644 --- a/include/linux/hugetlb_cgroup.h +++ b/include/linux/hugetlb_cgroup.h @@ -22,13 +22,6 @@ struct resv_map; struct file_region; #ifdef CONFIG_CGROUP_HUGETLB -/* - * Minimum page order trackable by hugetlb cgroup. - * At least 3 pages are necessary for all the tracking information. - * The second tail page contains all of the hugetlb-specific fields. - */ -#define HUGETLB_CGROUP_MIN_ORDER order_base_2(__NR_USED_SUBPAGE) - enum hugetlb_memory_event { HUGETLB_MAX, HUGETLB_NR_MEMORY_EVENTS, @@ -68,8 +61,6 @@ static inline struct hugetlb_cgroup * __hugetlb_cgroup_from_folio(struct folio *folio, bool rsvd) { VM_BUG_ON_FOLIO(!folio_test_hugetlb(folio), folio); - if (folio_order(folio) < HUGETLB_CGROUP_MIN_ORDER) - return NULL; if (rsvd) return folio->_hugetlb_cgroup_rsvd; else @@ -91,8 +82,6 @@ static inline void __set_hugetlb_cgroup(struct folio *folio, struct hugetlb_cgroup *h_cg, bool rsvd) { VM_BUG_ON_FOLIO(!folio_test_hugetlb(folio), folio); - if (folio_order(folio) < HUGETLB_CGROUP_MIN_ORDER) - return; if (rsvd) folio->_hugetlb_cgroup_rsvd = h_cg; else diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h index 8a3115516a1b..136e9842120e 100644 --- a/include/linux/hw_random.h +++ b/include/linux/hw_random.h @@ -63,5 +63,6 @@ extern void hwrng_unregister(struct hwrng *rng); extern void devm_hwrng_unregister(struct device *dve, struct hwrng *rng); extern long hwrng_msleep(struct hwrng *rng, unsigned int msecs); +extern long hwrng_yield(struct hwrng *rng); #endif /* LINUX_HWRANDOM_H_ */ diff --git a/include/linux/i3c/device.h b/include/linux/i3c/device.h index 90fa83464f00..84ed77c04940 100644 --- a/include/linux/i3c/device.h +++ b/include/linux/i3c/device.h @@ -96,7 +96,7 @@ enum i3c_dcr { /** * struct i3c_device_info - I3C device information - * @pid: Provisional ID + * @pid: Provisioned ID * @bcr: Bus Characteristic Register * @dcr: Device Characteristic Register * @static_addr: static/I2C address diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index db909ef79be4..24c1863b86e2 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -135,6 +135,7 @@ struct i3c_ibi_slot { * rejected by the master * @num_slots: number of IBI slots reserved for this device * @enabled: reflect the IBI status + * @wq: workqueue used to execute IBI handlers. * @handler: IBI handler specified at i3c_device_request_ibi() call time. This * handler will be called from the controller workqueue, and as such * is allowed to sleep (though it is recommended to process the IBI @@ -157,6 +158,7 @@ struct i3c_device_ibi_info { unsigned int max_payload_len; unsigned int num_slots; unsigned int enabled; + struct workqueue_struct *wq; void (*handler)(struct i3c_device *dev, const struct i3c_ibi_payload *payload); }; @@ -172,7 +174,7 @@ struct i3c_device_ibi_info { * assigned a dynamic address by the master. Will be used during * bus initialization to assign it a specific dynamic address * before starting DAA (Dynamic Address Assignment) - * @pid: I3C Provisional ID exposed by the device. This is a unique identifier + * @pid: I3C Provisioned ID exposed by the device. This is a unique identifier * that may be used to attach boardinfo to i3c_dev_desc when the device * does not have a static address * @of_node: optional DT node in case the device has been described in the DT @@ -475,7 +477,7 @@ struct i3c_master_controller_ops { * @boardinfo.i2c: list of I2C boardinfo objects * @boardinfo: board-level information attached to devices connected on the bus * @bus: I3C bus exposed by this master - * @wq: workqueue used to execute IBI handlers. Can also be used by master + * @wq: workqueue which can be used by master * drivers if they need to postpone operations that need to take place * in a thread context. Typical examples are Hot Join processing which * requires taking the bus lock in maintenance, which in turn, can only diff --git a/include/linux/idr.h b/include/linux/idr.h index a0dce14090a9..da5f5fa4a3a6 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -200,7 +200,7 @@ static inline void idr_preload_end(void) */ #define idr_for_each_entry_ul(idr, entry, tmp, id) \ for (tmp = 0, id = 0; \ - tmp <= id && ((entry) = idr_get_next_ul(idr, &(id))) != NULL; \ + ((entry) = tmp <= id ? idr_get_next_ul(idr, &(id)) : NULL) != NULL; \ tmp = id, ++id) /** @@ -224,10 +224,12 @@ static inline void idr_preload_end(void) * @id: Entry ID. * * Continue to iterate over entries, continuing after the current position. + * After normal termination @entry is left with the value NULL. This + * is convenient for a "not found" value. */ #define idr_for_each_entry_continue_ul(idr, entry, tmp, id) \ for (tmp = id; \ - tmp <= id && ((entry) = idr_get_next_ul(idr, &(id))) != NULL; \ + ((entry) = tmp <= id ? idr_get_next_ul(idr, &(id)) : NULL) != NULL; \ tmp = id, ++id) /* diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 958771bac9c0..c2ac9e9e7ee9 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -2830,12 +2830,14 @@ ieee80211_he_oper_size(const u8 *he_oper_ie) static inline const struct ieee80211_he_6ghz_oper * ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper) { - const u8 *ret = (const void *)&he_oper->optional; + const u8 *ret; u32 he_oper_params; if (!he_oper) return NULL; + ret = (const void *)&he_oper->optional; + he_oper_params = le32_to_cpu(he_oper->he_oper_params); if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)) diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 202e55b0a28b..d0ce3b71106a 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -427,6 +427,8 @@ struct iio_trigger; /* forward declaration */ * @write_event_config: set if the event is enabled. * @read_event_value: read a configuration value associated with the event. * @write_event_value: write a configuration value for the event. + * @read_event_label: function to request label name for a specified label, + * for better event identification. * @validate_trigger: function to validate the trigger when the * current trigger gets changed. * @update_scan_mode: function to configure device and scan buffer when @@ -511,6 +513,12 @@ struct iio_info { enum iio_event_direction dir, enum iio_event_info info, int val, int val2); + int (*read_event_label)(struct iio_dev *indio_dev, + struct iio_chan_spec const *chan, + enum iio_event_type type, + enum iio_event_direction dir, + char *label); + int (*validate_trigger)(struct iio_dev *indio_dev, struct iio_trigger *trig); int (*update_scan_mode)(struct iio_dev *indio_dev, @@ -556,7 +564,9 @@ struct iio_buffer_setup_ops { * and owner * @buffer: [DRIVER] any buffer present * @scan_bytes: [INTERN] num bytes captured to be fed to buffer demux - * @available_scan_masks: [DRIVER] optional array of allowed bitmasks + * @available_scan_masks: [DRIVER] optional array of allowed bitmasks. Sort the + * array in order of preference, the most preferred + * masks first. * @masklength: [INTERN] the length of the mask established from * channels * @active_scan_mask: [INTERN] union of all scan masks requested by buffers diff --git a/include/linux/iio/sw_device.h b/include/linux/iio/sw_device.h index eff1e6b2595c..0f7fe7b522e3 100644 --- a/include/linux/iio/sw_device.h +++ b/include/linux/iio/sw_device.h @@ -51,9 +51,6 @@ void iio_unregister_sw_device_type(struct iio_sw_device_type *dt); struct iio_sw_device *iio_sw_device_create(const char *, const char *); void iio_sw_device_destroy(struct iio_sw_device *); -int iio_sw_device_type_configfs_register(struct iio_sw_device_type *dt); -void iio_sw_device_type_configfs_unregister(struct iio_sw_device_type *dt); - static inline void iio_swd_group_init_type_name(struct iio_sw_device *d, const char *name, diff --git a/include/linux/iio/sw_trigger.h b/include/linux/iio/sw_trigger.h index 47de2443e984..bc77f88df303 100644 --- a/include/linux/iio/sw_trigger.h +++ b/include/linux/iio/sw_trigger.h @@ -51,9 +51,6 @@ void iio_unregister_sw_trigger_type(struct iio_sw_trigger_type *tt); struct iio_sw_trigger *iio_sw_trigger_create(const char *, const char *); void iio_sw_trigger_destroy(struct iio_sw_trigger *); -int iio_sw_trigger_type_configfs_register(struct iio_sw_trigger_type *tt); -void iio_sw_trigger_type_configfs_unregister(struct iio_sw_trigger_type *tt); - static inline void iio_swt_group_init_type_name(struct iio_sw_trigger *t, const char *name, diff --git a/include/linux/init.h b/include/linux/init.h index 266c3e1640d4..01b52c9c7526 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -89,9 +89,6 @@ __latent_entropy #define __meminitdata __section(".meminit.data") #define __meminitconst __section(".meminit.rodata") -#define __memexit __section(".memexit.text") __exitused __cold notrace -#define __memexitdata __section(".memexit.data") -#define __memexitconst __section(".memexit.rodata") /* For assembly routines */ #define __HEAD .section ".head.text","ax" diff --git a/include/linux/input.h b/include/linux/input.h index 49790c1bd2c4..de6503c0edb8 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -562,7 +562,7 @@ struct ff_device { int max_effects; struct ff_effect *effects; - struct file *effect_owners[]; + struct file *effect_owners[] __counted_by(max_effects); }; int input_ff_create(struct input_dev *dev, unsigned int max_effects); diff --git a/include/linux/input/mt.h b/include/linux/input/mt.h index 3b8580bd33c1..2cf89a538b18 100644 --- a/include/linux/input/mt.h +++ b/include/linux/input/mt.h @@ -47,7 +47,7 @@ struct input_mt { unsigned int flags; unsigned int frame; int *red; - struct input_mt_slot slots[]; + struct input_mt_slot slots[] __counted_by(num_slots); }; static inline void input_mt_set_value(struct input_mt_slot *slot, diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h index d3009d56af0b..239a4f68801b 100644 --- a/include/linux/io_uring_types.h +++ b/include/linux/io_uring_types.h @@ -340,6 +340,9 @@ struct io_ring_ctx { struct list_head io_buffers_cache; + /* deferred free list, protected by ->uring_lock */ + struct hlist_head io_buf_list; + /* Keep this last, we don't need it for the fast path */ struct wait_queue_head poll_wq; struct io_restriction restrictions; @@ -431,6 +434,7 @@ enum { /* keep async read/write and isreg together and in order */ REQ_F_SUPPORT_NOWAIT_BIT, REQ_F_ISREG_BIT, + REQ_F_POLL_NO_LAZY_BIT, /* not a real bit, just to check we're not overflowing the space */ __REQ_F_LAST_BIT, @@ -498,6 +502,8 @@ enum { REQ_F_CLEAR_POLLIN = BIT(REQ_F_CLEAR_POLLIN_BIT), /* hashed into ->cancel_hash_locked, protected by ->uring_lock */ REQ_F_HASH_LOCKED = BIT(REQ_F_HASH_LOCKED_BIT), + /* don't use lazy poll wake for this request */ + REQ_F_POLL_NO_LAZY = BIT(REQ_F_POLL_NO_LAZY_BIT), }; typedef void (*io_req_tw_func_t)(struct io_kiocb *req, struct io_tw_state *ts); diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 8fb1b41b4d15..6291aa7b079b 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -66,6 +66,7 @@ struct iommu_domain_geometry { #define __IOMMU_DOMAIN_DMA_FQ (1U << 3) /* DMA-API uses flush queue */ #define __IOMMU_DOMAIN_SVA (1U << 4) /* Shared process address space */ +#define __IOMMU_DOMAIN_PLATFORM (1U << 5) #define __IOMMU_DOMAIN_NESTED (1U << 6) /* User-managed address space nested on a stage-2 translation */ @@ -86,6 +87,8 @@ struct iommu_domain_geometry { * invalidation. * IOMMU_DOMAIN_SVA - DMA addresses are shared process addresses * represented by mm_struct's. + * IOMMU_DOMAIN_PLATFORM - Legacy domain for drivers that do their own + * dma_api stuff. Do not use in new drivers. */ #define IOMMU_DOMAIN_BLOCKED (0U) #define IOMMU_DOMAIN_IDENTITY (__IOMMU_DOMAIN_PT) @@ -96,6 +99,7 @@ struct iommu_domain_geometry { __IOMMU_DOMAIN_DMA_API | \ __IOMMU_DOMAIN_DMA_FQ) #define IOMMU_DOMAIN_SVA (__IOMMU_DOMAIN_SVA) +#define IOMMU_DOMAIN_PLATFORM (__IOMMU_DOMAIN_PLATFORM) #define IOMMU_DOMAIN_NESTED (__IOMMU_DOMAIN_NESTED) struct iommu_domain { @@ -340,13 +344,12 @@ static inline int __iommu_copy_struct_from_user( * NULL while the @user_data can be optionally provided, the * new domain must support __IOMMU_DOMAIN_PAGING. * Upon failure, ERR_PTR must be returned. + * @domain_alloc_paging: Allocate an iommu_domain that can be used for + * UNMANAGED, DMA, and DMA_FQ domain types. * @probe_device: Add device to iommu driver handling * @release_device: Remove device from iommu driver handling * @probe_finalize: Do final setup work after the device is added to an IOMMU * group and attached to the groups domain - * @set_platform_dma_ops: Returning control back to the platform DMA ops. This op - * is to support old IOMMU drivers, new drivers should use - * default domains, and the common IOMMU DMA ops. * @device_group: find iommu group for a particular device * @get_resv_regions: Request list of reserved regions for a device * @of_xlate: add OF master IDs to iommu grouping @@ -365,6 +368,13 @@ static inline int __iommu_copy_struct_from_user( * will be blocked by the hardware. * @pgsize_bitmap: bitmap of all possible supported page sizes * @owner: Driver module providing these ops + * @identity_domain: An always available, always attachable identity + * translation. + * @blocked_domain: An always available, always attachable blocking + * translation. + * @default_domain: If not NULL this will always be set as the default domain. + * This should be an IDENTITY/BLOCKED/PLATFORM domain. + * Do not use in new drivers. */ struct iommu_ops { bool (*capable)(struct device *dev, enum iommu_cap); @@ -375,11 +385,11 @@ struct iommu_ops { struct iommu_domain *(*domain_alloc_user)( struct device *dev, u32 flags, struct iommu_domain *parent, const struct iommu_user_data *user_data); + struct iommu_domain *(*domain_alloc_paging)(struct device *dev); struct iommu_device *(*probe_device)(struct device *dev); void (*release_device)(struct device *dev); void (*probe_finalize)(struct device *dev); - void (*set_platform_dma_ops)(struct device *dev); struct iommu_group *(*device_group)(struct device *dev); /* Request/Free a list of reserved regions for a device */ @@ -402,6 +412,9 @@ struct iommu_ops { const struct iommu_domain_ops *default_domain_ops; unsigned long pgsize_bitmap; struct module *owner; + struct iommu_domain *identity_domain; + struct iommu_domain *blocked_domain; + struct iommu_domain *default_domain; }; /** @@ -420,10 +433,8 @@ struct iommu_ops { * * ENODEV - device specific errors, not able to be attached * * <others> - treated as ENODEV by the caller. Use is discouraged * @set_dev_pasid: set an iommu domain to a pasid of device - * @map: map a physically contiguous memory region to an iommu domain * @map_pages: map a physically contiguous set of pages of the same size to * an iommu domain. - * @unmap: unmap a physically contiguous memory region from an iommu domain * @unmap_pages: unmap a number of pages of the same size from an iommu domain * @flush_iotlb_all: Synchronously flush all hardware TLBs for this domain * @iotlb_sync_map: Sync mappings created recently using @map to the hardware @@ -442,20 +453,16 @@ struct iommu_domain_ops { int (*set_dev_pasid)(struct iommu_domain *domain, struct device *dev, ioasid_t pasid); - int (*map)(struct iommu_domain *domain, unsigned long iova, - phys_addr_t paddr, size_t size, int prot, gfp_t gfp); int (*map_pages)(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t pgsize, size_t pgcount, int prot, gfp_t gfp, size_t *mapped); - size_t (*unmap)(struct iommu_domain *domain, unsigned long iova, - size_t size, struct iommu_iotlb_gather *iotlb_gather); size_t (*unmap_pages)(struct iommu_domain *domain, unsigned long iova, size_t pgsize, size_t pgcount, struct iommu_iotlb_gather *iotlb_gather); void (*flush_iotlb_all)(struct iommu_domain *domain); - void (*iotlb_sync_map)(struct iommu_domain *domain, unsigned long iova, - size_t size); + int (*iotlb_sync_map)(struct iommu_domain *domain, unsigned long iova, + size_t size); void (*iotlb_sync)(struct iommu_domain *domain, struct iommu_iotlb_gather *iotlb_gather); @@ -476,6 +483,7 @@ struct iommu_domain_ops { * @list: Used by the iommu-core to keep a list of registered iommus * @ops: iommu-ops for talking to this iommu * @dev: struct device for sysfs handling + * @singleton_group: Used internally for drivers that have only one group * @max_pasids: number of supported PASIDs */ struct iommu_device { @@ -483,6 +491,7 @@ struct iommu_device { const struct iommu_ops *ops; struct fwnode_handle *fwnode; struct device *dev; + struct iommu_group *singleton_group; u32 max_pasids; }; @@ -526,6 +535,7 @@ struct iommu_fault_param { * @attach_deferred: the dma domain attachment is deferred * @pci_32bit_workaround: Limit DMA allocations to 32-bit IOVAs * @require_direct: device requires IOMMU_RESV_DIRECT regions + * @shadow_on_flush: IOTLB flushes are used to sync shadow tables * * TODO: migrate other per device data pointers under iommu_dev_data, e.g. * struct iommu_group *iommu_group; @@ -541,6 +551,7 @@ struct dev_iommu { u32 attach_deferred:1; u32 pci_32bit_workaround:1; u32 require_direct:1; + u32 shadow_on_flush:1; }; int iommu_device_register(struct iommu_device *iommu, @@ -768,6 +779,7 @@ extern struct iommu_group *pci_device_group(struct device *dev); extern struct iommu_group *generic_device_group(struct device *dev); /* FSL-MC device grouping function */ struct iommu_group *fsl_mc_device_group(struct device *dev); +extern struct iommu_group *generic_single_device_group(struct device *dev); /** * struct iommu_fwspec - per-device IOMMU instance data @@ -833,6 +845,7 @@ static inline void dev_iommu_priv_set(struct device *dev, void *priv) dev->iommu->priv = priv; } +extern struct mutex iommu_probe_device_lock; int iommu_probe_device(struct device *dev); int iommu_dev_enable_feature(struct device *dev, enum iommu_dev_features f); @@ -1253,7 +1266,7 @@ static inline void iommu_free_global_pasid(ioasid_t pasid) {} * Creates a mapping at @iova for the buffer described by a scatterlist * stored in the given sg_table object in the provided IOMMU domain. */ -static inline size_t iommu_map_sgtable(struct iommu_domain *domain, +static inline ssize_t iommu_map_sgtable(struct iommu_domain *domain, unsigned long iova, struct sg_table *sgt, int prot) { return iommu_map_sg(domain, iova, sgt->sgl, sgt->orig_nents, prot, diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 25d768d48970..14f5cfabbbc8 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -229,7 +229,7 @@ static inline unsigned long resource_ext_type(const struct resource *res) return res->flags & IORESOURCE_EXT_TYPE_BITS; } /* True iff r1 completely contains r2 */ -static inline bool resource_contains(struct resource *r1, struct resource *r2) +static inline bool resource_contains(const struct resource *r1, const struct resource *r2) { if (resource_type(r1) != resource_type(r2)) return false; @@ -239,13 +239,13 @@ static inline bool resource_contains(struct resource *r1, struct resource *r2) } /* True if any part of r1 overlaps r2 */ -static inline bool resource_overlaps(struct resource *r1, struct resource *r2) +static inline bool resource_overlaps(const struct resource *r1, const struct resource *r2) { return r1->start <= r2->end && r1->end >= r2->start; } -static inline bool -resource_intersection(struct resource *r1, struct resource *r2, struct resource *r) +static inline bool resource_intersection(const struct resource *r1, const struct resource *r2, + struct resource *r) { if (!resource_overlaps(r1, r2)) return false; @@ -254,8 +254,8 @@ resource_intersection(struct resource *r1, struct resource *r2, struct resource return true; } -static inline bool -resource_union(struct resource *r1, struct resource *r2, struct resource *r) +static inline bool resource_union(const struct resource *r1, const struct resource *r2, + struct resource *r) { if (!resource_overlaps(r1, r2)) return false; diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 52772c826c86..beb30719ee16 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -886,7 +886,7 @@ struct journal_s * Journal head shrinker, reclaim buffer's journal head which * has been written back. */ - struct shrinker j_shrinker; + struct shrinker *j_shrinker; /** * @j_checkpoint_jh_count: @@ -1374,6 +1374,9 @@ JBD2_FEATURE_INCOMPAT_FUNCS(csum2, CSUM_V2) JBD2_FEATURE_INCOMPAT_FUNCS(csum3, CSUM_V3) JBD2_FEATURE_INCOMPAT_FUNCS(fast_commit, FAST_COMMIT) +/* Journal high priority write IO operation flags */ +#define JBD2_JOURNAL_REQ_FLAGS (REQ_META | REQ_SYNC | REQ_IDLE) + /* * Journal flag definitions */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index cee8fe87e9f4..d9ad21058eed 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -13,6 +13,7 @@ #include <linux/stdarg.h> #include <linux/align.h> +#include <linux/array_size.h> #include <linux/limits.h> #include <linux/linkage.h> #include <linux/stddef.h> @@ -50,12 +51,6 @@ #define READ 0 #define WRITE 1 -/** - * ARRAY_SIZE - get the number of elements in array @arr - * @arr: array to be sized - */ -#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) - #define PTR_IF(cond, ptr) ((cond) ? (ptr) : NULL) #define u64_to_user_ptr(x) ( \ diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 2a36f3218b51..99aaa050ccb7 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -316,6 +316,7 @@ struct kernfs_ops { struct poll_table_struct *pt); int (*mmap)(struct kernfs_open_file *of, struct vm_area_struct *vma); + loff_t (*llseek)(struct kernfs_open_file *of, loff_t offset, int whence); }; /* diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 32c78078552c..8227455192b7 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -22,10 +22,6 @@ #include <uapi/linux/kexec.h> #include <linux/verification.h> -/* Location of a reserved region to hold the crash kernel. - */ -extern struct resource crashk_res; -extern struct resource crashk_low_res; extern note_buf_t __percpu *crash_notes; #ifdef CONFIG_KEXEC_CORE diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 365eb092e9c4..0ff44d6633e3 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -139,7 +139,7 @@ static inline bool kprobe_ftrace(struct kprobe *p) * */ struct kretprobe_holder { - struct kretprobe *rp; + struct kretprobe __rcu *rp; struct objpool_head pool; }; @@ -197,10 +197,8 @@ extern int arch_trampoline_kprobe(struct kprobe *p); #ifdef CONFIG_KRETPROBE_ON_RETHOOK static nokprobe_inline struct kretprobe *get_kretprobe(struct kretprobe_instance *ri) { - RCU_LOCKDEP_WARN(!rcu_read_lock_any_held(), - "Kretprobe is accessed from instance under preemptive context"); - - return (struct kretprobe *)READ_ONCE(ri->node.rethook->data); + /* rethook::data is non-changed field, so that you can access it freely. */ + return (struct kretprobe *)ri->node.rethook->data; } static nokprobe_inline unsigned long get_kretprobe_retaddr(struct kretprobe_instance *ri) { @@ -245,10 +243,7 @@ unsigned long kretprobe_trampoline_handler(struct pt_regs *regs, static nokprobe_inline struct kretprobe *get_kretprobe(struct kretprobe_instance *ri) { - RCU_LOCKDEP_WARN(!rcu_read_lock_any_held(), - "Kretprobe is accessed from instance under preemptive context"); - - return READ_ONCE(ri->rph->rp); + return rcu_dereference_check(ri->rph->rp, rcu_read_lock_any_held()); } static nokprobe_inline unsigned long get_kretprobe_retaddr(struct kretprobe_instance *ri) @@ -445,6 +440,10 @@ int kprobe_get_kallsym(unsigned int symnum, unsigned long *value, char *type, int arch_kprobe_get_kallsym(unsigned int *symnum, unsigned long *value, char *type, char *sym); + +int kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data); + #else /* !CONFIG_KPROBES: */ static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr) diff --git a/include/linux/kstrtox.h b/include/linux/kstrtox.h index 529974e22ea7..7fcf29a4e0de 100644 --- a/include/linux/kstrtox.h +++ b/include/linux/kstrtox.h @@ -147,9 +147,4 @@ extern long simple_strtol(const char *,char **,unsigned int); extern unsigned long long simple_strtoull(const char *,char **,unsigned int); extern long long simple_strtoll(const char *,char **,unsigned int); -static inline int strtobool(const char *s, bool *res) -{ - return kstrtobool(s, res); -} - #endif /* _LINUX_KSTRTOX_H */ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 2c30ade43bc8..b11f53c1ba2e 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -86,6 +86,7 @@ void free_kthread_struct(struct task_struct *k); void kthread_bind(struct task_struct *k, unsigned int cpu); void kthread_bind_mask(struct task_struct *k, const struct cpumask *mask); int kthread_stop(struct task_struct *k); +int kthread_stop_put(struct task_struct *k); bool kthread_should_stop(void); bool kthread_should_park(void); bool kthread_should_stop_or_park(void); diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index 99b8176c3738..ff217a5ce552 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -48,7 +48,7 @@ LSM_HOOK(int, 0, quota_on, struct dentry *dentry) LSM_HOOK(int, 0, syslog, int type) LSM_HOOK(int, 0, settime, const struct timespec64 *ts, const struct timezone *tz) -LSM_HOOK(int, 0, vm_enough_memory, struct mm_struct *mm, long pages) +LSM_HOOK(int, 1, vm_enough_memory, struct mm_struct *mm, long pages) LSM_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm) LSM_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, const struct file *file) LSM_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm) @@ -273,7 +273,7 @@ LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen) LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode) LSM_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen) LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen) -LSM_HOOK(int, 0, inode_getsecctx, struct inode *inode, void **ctx, +LSM_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode, void **ctx, u32 *ctxlen) #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) diff --git a/include/linux/mdio.h b/include/linux/mdio.h index 8fa23bdcedbf..007fd9c3e4b6 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -420,7 +420,7 @@ static inline u32 linkmode_adv_to_mii_t1_adv_m_t(unsigned long *advertising) * A function that translates value of following registers to the linkmode: * IEEE 802.3-2018 45.2.3.10 "EEE control and capability 1" register (3.20) * IEEE 802.3-2018 45.2.7.13 "EEE advertisement 1" register (7.60) - * IEEE 802.3-2018 45.2.7.14 "EEE "link partner ability 1 register (7.61) + * IEEE 802.3-2018 45.2.7.14 "EEE link partner ability 1" register (7.61) */ static inline void mii_eee_cap1_mod_linkmode_t(unsigned long *adv, u32 val) { diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h index fd6e0620658d..b38a56a13f39 100644 --- a/include/linux/mei_cl_bus.h +++ b/include/linux/mei_cl_bus.h @@ -31,11 +31,11 @@ typedef void (*mei_cldev_cb_t)(struct mei_cl_device *cldev); * @rx_work: async work to execute Rx event callback * @rx_cb: Drivers register this callback to get asynchronous ME * Rx buffer pending notifications. - * @notif_work: async work to execute FW notif event callback + * @notif_work: async work to execute FW notify event callback * @notif_cb: Drivers register this callback to get asynchronous ME * FW notification pending notifications. * - * @do_match: wheather device can be matched with a driver + * @do_match: whether the device can be matched with a driver * @is_added: device is already scanned * @priv_data: client private data */ @@ -94,15 +94,23 @@ void mei_cldev_driver_unregister(struct mei_cl_driver *cldrv); ssize_t mei_cldev_send(struct mei_cl_device *cldev, const u8 *buf, size_t length); +ssize_t mei_cldev_send_timeout(struct mei_cl_device *cldev, const u8 *buf, + size_t length, unsigned long timeout); ssize_t mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length); ssize_t mei_cldev_recv_nonblock(struct mei_cl_device *cldev, u8 *buf, size_t length); +ssize_t mei_cldev_recv_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length, + unsigned long timeout); ssize_t mei_cldev_send_vtag(struct mei_cl_device *cldev, const u8 *buf, size_t length, u8 vtag); +ssize_t mei_cldev_send_vtag_timeout(struct mei_cl_device *cldev, const u8 *buf, + size_t length, u8 vtag, unsigned long timeout); ssize_t mei_cldev_recv_vtag(struct mei_cl_device *cldev, u8 *buf, size_t length, u8 *vtag); ssize_t mei_cldev_recv_nonblock_vtag(struct mei_cl_device *cldev, u8 *buf, size_t length, u8 *vtag); +ssize_t mei_cldev_recv_vtag_timeout(struct mei_cl_device *cldev, u8 *buf, size_t length, + u8 *vtag, unsigned long timeout); int mei_cldev_register_rx_cb(struct mei_cl_device *cldev, mei_cldev_cb_t rx_cb); int mei_cldev_register_notif_cb(struct mei_cl_device *cldev, diff --git a/include/linux/memblock.h b/include/linux/memblock.h index 1c1072e3ca06..ae3bde302f70 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -40,6 +40,8 @@ extern unsigned long long max_possible_pfn; * via a driver, and never indicated in the firmware-provided memory map as * system RAM. This corresponds to IORESOURCE_SYSRAM_DRIVER_MANAGED in the * kernel resource tree. + * @MEMBLOCK_RSRV_NOINIT: memory region for which struct pages are + * not initialized (only for reserved regions). */ enum memblock_flags { MEMBLOCK_NONE = 0x0, /* No special request */ @@ -47,6 +49,7 @@ enum memblock_flags { MEMBLOCK_MIRROR = 0x2, /* mirrored region */ MEMBLOCK_NOMAP = 0x4, /* don't add to kernel direct mapping */ MEMBLOCK_DRIVER_MANAGED = 0x8, /* always detected via a driver */ + MEMBLOCK_RSRV_NOINIT = 0x10, /* don't initialize struct pages */ }; /** @@ -125,6 +128,7 @@ int memblock_clear_hotplug(phys_addr_t base, phys_addr_t size); int memblock_mark_mirror(phys_addr_t base, phys_addr_t size); int memblock_mark_nomap(phys_addr_t base, phys_addr_t size); int memblock_clear_nomap(phys_addr_t base, phys_addr_t size); +int memblock_reserved_mark_noinit(phys_addr_t base, phys_addr_t size); void memblock_free_all(void); void memblock_free(void *ptr, size_t size); @@ -259,6 +263,11 @@ static inline bool memblock_is_nomap(struct memblock_region *m) return m->flags & MEMBLOCK_NOMAP; } +static inline bool memblock_is_reserved_noinit(struct memblock_region *m) +{ + return m->flags & MEMBLOCK_RSRV_NOINIT; +} + static inline bool memblock_is_driver_managed(struct memblock_region *m) { return m->flags & MEMBLOCK_DRIVER_MANAGED; diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index e4e24da16d2c..7bdcf3020d7a 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -21,6 +21,7 @@ #include <linux/vmstat.h> #include <linux/writeback.h> #include <linux/page-flags.h> +#include <linux/shrinker.h> struct mem_cgroup; struct obj_cgroup; @@ -88,17 +89,6 @@ struct mem_cgroup_reclaim_iter { unsigned int generation; }; -/* - * Bitmap and deferred work of shrinker::id corresponding to memcg-aware - * shrinkers, which have elements charged to this memcg. - */ -struct shrinker_info { - struct rcu_head rcu; - atomic_long_t *nr_deferred; - unsigned long *map; - int map_nr_max; -}; - struct lruvec_stats_percpu { /* Local (CPU and cgroup) state */ long state[NR_VM_NODE_STAT_ITEMS]; @@ -153,7 +143,7 @@ struct mem_cgroup_threshold_ary { /* Size of entries[] */ unsigned int size; /* Array of thresholds */ - struct mem_cgroup_threshold entries[]; + struct mem_cgroup_threshold entries[] __counted_by(size); }; struct mem_cgroup_thresholds { @@ -299,7 +289,13 @@ struct mem_cgroup { #ifdef CONFIG_MEMCG_KMEM int kmemcg_id; - struct obj_cgroup __rcu *objcg; + /* + * memcg->objcg is wiped out as a part of the objcg repaprenting + * process. memcg->orig_objcg preserves a pointer (and a reference) + * to the original objcg until the end of live of memcg. + */ + struct obj_cgroup __rcu *objcg; + struct obj_cgroup *orig_objcg; /* list of inherited objcgs, protected by objcg_lock */ struct list_head objcg_list; #endif @@ -662,6 +658,8 @@ static inline bool mem_cgroup_below_min(struct mem_cgroup *target, page_counter_read(&memcg->memory); } +void mem_cgroup_commit_charge(struct folio *folio, struct mem_cgroup *memcg); + int __mem_cgroup_charge(struct folio *folio, struct mm_struct *mm, gfp_t gfp); /** @@ -686,6 +684,9 @@ static inline int mem_cgroup_charge(struct folio *folio, struct mm_struct *mm, return __mem_cgroup_charge(folio, mm, gfp); } +int mem_cgroup_hugetlb_try_charge(struct mem_cgroup *memcg, gfp_t gfp, + long nr_pages); + int mem_cgroup_swapin_charge_folio(struct folio *folio, struct mm_struct *mm, gfp_t gfp, swp_entry_t entry); void mem_cgroup_swapin_uncharge_swap(swp_entry_t entry); @@ -713,6 +714,10 @@ static inline void mem_cgroup_uncharge_list(struct list_head *page_list) __mem_cgroup_uncharge_list(page_list); } +void mem_cgroup_cancel_charge(struct mem_cgroup *memcg, unsigned int nr_pages); + +void mem_cgroup_replace_folio(struct folio *old, struct folio *new); + void mem_cgroup_migrate(struct folio *old, struct folio *new); /** @@ -769,6 +774,8 @@ struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p); struct mem_cgroup *get_mem_cgroup_from_mm(struct mm_struct *mm); +struct mem_cgroup *get_mem_cgroup_from_current(void); + struct lruvec *folio_lruvec_lock(struct folio *folio); struct lruvec *folio_lruvec_lock_irq(struct folio *folio); struct lruvec *folio_lruvec_lock_irqsave(struct folio *folio, @@ -1080,15 +1087,6 @@ static inline void count_memcg_events(struct mem_cgroup *memcg, local_irq_restore(flags); } -static inline void count_memcg_page_event(struct page *page, - enum vm_event_item idx) -{ - struct mem_cgroup *memcg = page_memcg(page); - - if (memcg) - count_memcg_events(memcg, idx, 1); -} - static inline void count_memcg_folio_events(struct folio *folio, enum vm_event_item idx, unsigned long nr) { @@ -1249,12 +1247,23 @@ static inline bool mem_cgroup_below_min(struct mem_cgroup *target, return false; } +static inline void mem_cgroup_commit_charge(struct folio *folio, + struct mem_cgroup *memcg) +{ +} + static inline int mem_cgroup_charge(struct folio *folio, struct mm_struct *mm, gfp_t gfp) { return 0; } +static inline int mem_cgroup_hugetlb_try_charge(struct mem_cgroup *memcg, + gfp_t gfp, long nr_pages) +{ + return 0; +} + static inline int mem_cgroup_swapin_charge_folio(struct folio *folio, struct mm_struct *mm, gfp_t gfp, swp_entry_t entry) { @@ -1273,6 +1282,16 @@ static inline void mem_cgroup_uncharge_list(struct list_head *page_list) { } +static inline void mem_cgroup_cancel_charge(struct mem_cgroup *memcg, + unsigned int nr_pages) +{ +} + +static inline void mem_cgroup_replace_folio(struct folio *old, + struct folio *new) +{ +} + static inline void mem_cgroup_migrate(struct folio *old, struct folio *new) { } @@ -1310,6 +1329,11 @@ static inline struct mem_cgroup *get_mem_cgroup_from_mm(struct mm_struct *mm) return NULL; } +static inline struct mem_cgroup *get_mem_cgroup_from_current(void) +{ + return NULL; +} + static inline struct mem_cgroup *mem_cgroup_from_css(struct cgroup_subsys_state *css) { @@ -1565,11 +1589,6 @@ static inline void __count_memcg_events(struct mem_cgroup *memcg, { } -static inline void count_memcg_page_event(struct page *page, - int idx) -{ -} - static inline void count_memcg_folio_events(struct folio *folio, enum vm_event_item idx, unsigned long nr) { @@ -1763,9 +1782,27 @@ bool mem_cgroup_kmem_disabled(void); int __memcg_kmem_charge_page(struct page *page, gfp_t gfp, int order); void __memcg_kmem_uncharge_page(struct page *page, int order); -struct obj_cgroup *get_obj_cgroup_from_current(void); +/* + * The returned objcg pointer is safe to use without additional + * protection within a scope. The scope is defined either by + * the current task (similar to the "current" global variable) + * or by set_active_memcg() pair. + * Please, use obj_cgroup_get() to get a reference if the pointer + * needs to be used outside of the local scope. + */ +struct obj_cgroup *current_obj_cgroup(void); struct obj_cgroup *get_obj_cgroup_from_folio(struct folio *folio); +static inline struct obj_cgroup *get_obj_cgroup_from_current(void) +{ + struct obj_cgroup *objcg = current_obj_cgroup(); + + if (objcg) + obj_cgroup_get(objcg); + + return objcg; +} + int obj_cgroup_charge(struct obj_cgroup *objcg, gfp_t gfp, size_t size); void obj_cgroup_uncharge(struct obj_cgroup *objcg, size_t size); diff --git a/include/linux/memory-tiers.h b/include/linux/memory-tiers.h index 437441cdf78f..1e39d27bee41 100644 --- a/include/linux/memory-tiers.h +++ b/include/linux/memory-tiers.h @@ -6,6 +6,7 @@ #include <linux/nodemask.h> #include <linux/kref.h> #include <linux/mmzone.h> +#include <linux/notifier.h> /* * Each tier cover a abstrace distance chunk size of 128 */ @@ -22,7 +23,9 @@ struct memory_tier; struct memory_dev_type { /* list of memory types that are part of same tier as this type */ - struct list_head tier_sibiling; + struct list_head tier_sibling; + /* list of memory types that are managed by one driver */ + struct list_head list; /* abstract distance for this specific memory type */ int adistance; /* Nodes of same abstract distance */ @@ -30,12 +33,21 @@ struct memory_dev_type { struct kref kref; }; +struct node_hmem_attrs; + #ifdef CONFIG_NUMA extern bool numa_demotion_enabled; +extern struct memory_dev_type *default_dram_type; struct memory_dev_type *alloc_memory_type(int adistance); void put_memory_type(struct memory_dev_type *memtype); void init_node_memory_type(int node, struct memory_dev_type *default_type); void clear_node_memory_type(int node, struct memory_dev_type *memtype); +int register_mt_adistance_algorithm(struct notifier_block *nb); +int unregister_mt_adistance_algorithm(struct notifier_block *nb); +int mt_calc_adistance(int node, int *adist); +int mt_set_default_dram_perf(int nid, struct node_hmem_attrs *perf, + const char *source); +int mt_perf_to_adistance(struct node_hmem_attrs *perf, int *adist); #ifdef CONFIG_MIGRATION int next_demotion_node(int node); void node_get_allowed_targets(pg_data_t *pgdat, nodemask_t *targets); @@ -60,6 +72,7 @@ static inline bool node_is_toptier(int node) #else #define numa_demotion_enabled false +#define default_dram_type NULL /* * CONFIG_NUMA implementation returns non NULL error. */ @@ -97,5 +110,31 @@ static inline bool node_is_toptier(int node) { return true; } + +static inline int register_mt_adistance_algorithm(struct notifier_block *nb) +{ + return 0; +} + +static inline int unregister_mt_adistance_algorithm(struct notifier_block *nb) +{ + return 0; +} + +static inline int mt_calc_adistance(int node, int *adist) +{ + return NOTIFY_DONE; +} + +static inline int mt_set_default_dram_perf(int nid, struct node_hmem_attrs *perf, + const char *source) +{ + return -EIO; +} + +static inline int mt_perf_to_adistance(struct node_hmem_attrs *perf, int *adist) +{ + return -EIO; +} #endif /* CONFIG_NUMA */ #endif /* _LINUX_MEMORY_TIERS_H */ diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index d232de7cdc56..931b118336f4 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -17,6 +17,8 @@ struct mm_struct; +#define NO_INTERLEAVE_INDEX (-1UL) /* use task il_prev for interleaving */ + #ifdef CONFIG_NUMA /* @@ -89,8 +91,6 @@ static inline struct mempolicy *mpol_dup(struct mempolicy *pol) return pol; } -#define vma_policy(vma) ((vma)->vm_policy) - static inline void mpol_get(struct mempolicy *pol) { if (pol) @@ -107,35 +107,30 @@ static inline bool mpol_equal(struct mempolicy *a, struct mempolicy *b) /* * Tree of shared policies for a shared memory region. - * Maintain the policies in a pseudo mm that contains vmas. The vmas - * carry the policy. As a special twist the pseudo mm is indexed in pages, not - * bytes, so that we can work with shared memory segments bigger than - * unsigned long. */ - -struct sp_node { - struct rb_node nd; - unsigned long start, end; - struct mempolicy *policy; -}; - struct shared_policy { struct rb_root root; rwlock_t lock; }; +struct sp_node { + struct rb_node nd; + pgoff_t start, end; + struct mempolicy *policy; +}; int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst); void mpol_shared_policy_init(struct shared_policy *sp, struct mempolicy *mpol); -int mpol_set_shared_policy(struct shared_policy *info, - struct vm_area_struct *vma, - struct mempolicy *new); -void mpol_free_shared_policy(struct shared_policy *p); +int mpol_set_shared_policy(struct shared_policy *sp, + struct vm_area_struct *vma, struct mempolicy *mpol); +void mpol_free_shared_policy(struct shared_policy *sp); struct mempolicy *mpol_shared_policy_lookup(struct shared_policy *sp, - unsigned long idx); + pgoff_t idx); struct mempolicy *get_task_policy(struct task_struct *p); struct mempolicy *__get_vma_policy(struct vm_area_struct *vma, - unsigned long addr); + unsigned long addr, pgoff_t *ilx); +struct mempolicy *get_vma_policy(struct vm_area_struct *vma, + unsigned long addr, int order, pgoff_t *ilx); bool vma_policy_mof(struct vm_area_struct *vma); extern void numa_default_policy(void); @@ -149,8 +144,6 @@ extern int huge_node(struct vm_area_struct *vma, extern bool init_nodemask_of_mempolicy(nodemask_t *mask); extern bool mempolicy_in_oom_domain(struct task_struct *tsk, const nodemask_t *mask); -extern nodemask_t *policy_nodemask(gfp_t gfp, struct mempolicy *policy); - extern unsigned int mempolicy_slab_node(void); extern enum zone_type policy_zone; @@ -174,7 +167,7 @@ extern void mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol); /* Check if a vma is migratable */ extern bool vma_migratable(struct vm_area_struct *vma); -extern int mpol_misplaced(struct page *, struct vm_area_struct *, unsigned long); +int mpol_misplaced(struct folio *, struct vm_area_struct *, unsigned long); extern void mpol_put_task_policy(struct task_struct *); static inline bool mpol_is_preferred_many(struct mempolicy *pol) @@ -188,12 +181,17 @@ extern bool apply_policy_zone(struct mempolicy *policy, enum zone_type zone); struct mempolicy {}; +static inline struct mempolicy *get_task_policy(struct task_struct *p) +{ + return NULL; +} + static inline bool mpol_equal(struct mempolicy *a, struct mempolicy *b) { return true; } -static inline void mpol_put(struct mempolicy *p) +static inline void mpol_put(struct mempolicy *pol) { } @@ -212,17 +210,22 @@ static inline void mpol_shared_policy_init(struct shared_policy *sp, { } -static inline void mpol_free_shared_policy(struct shared_policy *p) +static inline void mpol_free_shared_policy(struct shared_policy *sp) { } static inline struct mempolicy * -mpol_shared_policy_lookup(struct shared_policy *sp, unsigned long idx) +mpol_shared_policy_lookup(struct shared_policy *sp, pgoff_t idx) { return NULL; } -#define vma_policy(vma) NULL +static inline struct mempolicy *get_vma_policy(struct vm_area_struct *vma, + unsigned long addr, int order, pgoff_t *ilx) +{ + *ilx = 0; + return NULL; +} static inline int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst) @@ -278,7 +281,8 @@ static inline int mpol_parse_str(char *str, struct mempolicy **mpol) } #endif -static inline int mpol_misplaced(struct page *page, struct vm_area_struct *vma, +static inline int mpol_misplaced(struct folio *folio, + struct vm_area_struct *vma, unsigned long address) { return -1; /* no node preference */ diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h index 09fb3c56e7d7..76d326ea8eba 100644 --- a/include/linux/mfd/abx500/ab8500.h +++ b/include/linux/mfd/abx500/ab8500.h @@ -499,13 +499,7 @@ static inline int is_ab9540_2p0_or_earlier(struct ab8500 *ab) void ab8500_override_turn_on_stat(u8 mask, u8 set); -#ifdef CONFIG_AB8500_DEBUG -extern int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size); -void ab8500_dump_all_banks(struct device *dev); -void ab8500_debug_register_interrupt(int line); -#else static inline void ab8500_dump_all_banks(struct device *dev) {} static inline void ab8500_debug_register_interrupt(int line) {} -#endif #endif /* MFD_AB8500_H */ diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 47e7a3a61ce6..e8bcad641d8c 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -92,7 +92,7 @@ struct mfd_cell { * (above) when matching OF nodes with devices that have identical * compatible strings */ - const u64 of_reg; + u64 of_reg; /* Set to 'true' to use 'of_reg' (above) - allows for of_reg=0 */ bool use_of_reg; diff --git a/include/linux/mfd/lpc_ich.h b/include/linux/mfd/lpc_ich.h index ea4a4b1b246a..1fbda1f8967d 100644 --- a/include/linux/mfd/lpc_ich.h +++ b/include/linux/mfd/lpc_ich.h @@ -15,7 +15,7 @@ #define ICH_RES_GPE0 1 /* GPIO compatibility */ -enum { +enum lpc_gpio_versions { ICH_I3100_GPIO, ICH_V5_GPIO, ICH_V6_GPIO, @@ -26,11 +26,14 @@ enum { AVOTON_GPIO, }; +struct lpc_ich_gpio_info; + struct lpc_ich_info { char name[32]; unsigned int iTCO_version; - unsigned int gpio_version; + enum lpc_gpio_versions gpio_version; enum intel_spi_type spi_type; + const struct lpc_ich_gpio_info *gpio_info; u8 use_gpio; }; diff --git a/include/linux/mfd/stm32-timers.h b/include/linux/mfd/stm32-timers.h index 1b94325febb3..ca35af30745f 100644 --- a/include/linux/mfd/stm32-timers.h +++ b/include/linux/mfd/stm32-timers.h @@ -102,6 +102,15 @@ enum stm32_timers_dmas { STM32_TIMERS_MAX_DMAS, }; +/* STM32 Timer may have either a unique global interrupt or 4 interrupt lines */ +enum stm32_timers_irqs { + STM32_TIMERS_IRQ_GLOBAL_BRK, /* global or brk IRQ */ + STM32_TIMERS_IRQ_UP, + STM32_TIMERS_IRQ_TRG_COM, + STM32_TIMERS_IRQ_CC, + STM32_TIMERS_MAX_IRQS, +}; + /** * struct stm32_timers_dma - STM32 timer DMA handling. * @completion: end of DMA transfer completion @@ -123,6 +132,8 @@ struct stm32_timers { struct regmap *regmap; u32 max_arr; struct stm32_timers_dma dma; /* Only to be used by the parent */ + unsigned int nr_irqs; + int irq[STM32_TIMERS_MAX_IRQS]; }; #if IS_REACHABLE(CONFIG_MFD_STM32_TIMERS) diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 711dd9412561..2ce13e8a309b 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -142,10 +142,10 @@ const struct movable_operations *page_movable_ops(struct page *page) } #ifdef CONFIG_NUMA_BALANCING -int migrate_misplaced_page(struct page *page, struct vm_area_struct *vma, +int migrate_misplaced_folio(struct folio *folio, struct vm_area_struct *vma, int node); #else -static inline int migrate_misplaced_page(struct page *page, +static inline int migrate_misplaced_folio(struct folio *folio, struct vm_area_struct *vma, int node) { return -EAGAIN; /* can't migrate now */ diff --git a/include/linux/minmax.h b/include/linux/minmax.h index 83aebc244cba..2ec559284a9f 100644 --- a/include/linux/minmax.h +++ b/include/linux/minmax.h @@ -2,60 +2,77 @@ #ifndef _LINUX_MINMAX_H #define _LINUX_MINMAX_H +#include <linux/build_bug.h> +#include <linux/compiler.h> #include <linux/const.h> #include <linux/types.h> /* * min()/max()/clamp() macros must accomplish three things: * - * - avoid multiple evaluations of the arguments (so side-effects like + * - Avoid multiple evaluations of the arguments (so side-effects like * "x++" happen only once) when non-constant. - * - perform strict type-checking (to generate warnings instead of - * nasty runtime surprises). See the "unnecessary" pointer comparison - * in __typecheck(). - * - retain result as a constant expressions when called with only + * - Retain result as a constant expressions when called with only * constant expressions (to avoid tripping VLA warnings in stack * allocation usage). + * - Perform signed v unsigned type-checking (to generate compile + * errors instead of nasty runtime surprises). + * - Unsigned char/short are always promoted to signed int and can be + * compared against signed or unsigned arguments. + * - Unsigned arguments can be compared against non-negative signed constants. + * - Comparison of a signed argument against an unsigned constant fails + * even if the constant is below __INT_MAX__ and could be cast to int. */ #define __typecheck(x, y) \ (!!(sizeof((typeof(x) *)1 == (typeof(y) *)1))) -#define __no_side_effects(x, y) \ - (__is_constexpr(x) && __is_constexpr(y)) +/* is_signed_type() isn't a constexpr for pointer types */ +#define __is_signed(x) \ + __builtin_choose_expr(__is_constexpr(is_signed_type(typeof(x))), \ + is_signed_type(typeof(x)), 0) -#define __safe_cmp(x, y) \ - (__typecheck(x, y) && __no_side_effects(x, y)) +/* True for a non-negative signed int constant */ +#define __is_noneg_int(x) \ + (__builtin_choose_expr(__is_constexpr(x) && __is_signed(x), x, -1) >= 0) -#define __cmp(x, y, op) ((x) op (y) ? (x) : (y)) +#define __types_ok(x, y) \ + (__is_signed(x) == __is_signed(y) || \ + __is_signed((x) + 0) == __is_signed((y) + 0) || \ + __is_noneg_int(x) || __is_noneg_int(y)) -#define __cmp_once(x, y, unique_x, unique_y, op) ({ \ - typeof(x) unique_x = (x); \ - typeof(y) unique_y = (y); \ - __cmp(unique_x, unique_y, op); }) +#define __cmp_op_min < +#define __cmp_op_max > -#define __careful_cmp(x, y, op) \ - __builtin_choose_expr(__safe_cmp(x, y), \ - __cmp(x, y, op), \ - __cmp_once(x, y, __UNIQUE_ID(__x), __UNIQUE_ID(__y), op)) +#define __cmp(op, x, y) ((x) __cmp_op_##op (y) ? (x) : (y)) + +#define __cmp_once(op, x, y, unique_x, unique_y) ({ \ + typeof(x) unique_x = (x); \ + typeof(y) unique_y = (y); \ + static_assert(__types_ok(x, y), \ + #op "(" #x ", " #y ") signedness error, fix types or consider u" #op "() before " #op "_t()"); \ + __cmp(op, unique_x, unique_y); }) + +#define __careful_cmp(op, x, y) \ + __builtin_choose_expr(__is_constexpr((x) - (y)), \ + __cmp(op, x, y), \ + __cmp_once(op, x, y, __UNIQUE_ID(__x), __UNIQUE_ID(__y))) #define __clamp(val, lo, hi) \ ((val) >= (hi) ? (hi) : ((val) <= (lo) ? (lo) : (val))) -#define __clamp_once(val, lo, hi, unique_val, unique_lo, unique_hi) ({ \ - typeof(val) unique_val = (val); \ - typeof(lo) unique_lo = (lo); \ - typeof(hi) unique_hi = (hi); \ - __clamp(unique_val, unique_lo, unique_hi); }) - -#define __clamp_input_check(lo, hi) \ - (BUILD_BUG_ON_ZERO(__builtin_choose_expr( \ - __is_constexpr((lo) > (hi)), (lo) > (hi), false))) +#define __clamp_once(val, lo, hi, unique_val, unique_lo, unique_hi) ({ \ + typeof(val) unique_val = (val); \ + typeof(lo) unique_lo = (lo); \ + typeof(hi) unique_hi = (hi); \ + static_assert(__builtin_choose_expr(__is_constexpr((lo) > (hi)), \ + (lo) <= (hi), true), \ + "clamp() low limit " #lo " greater than high limit " #hi); \ + static_assert(__types_ok(val, lo), "clamp() 'lo' signedness error"); \ + static_assert(__types_ok(val, hi), "clamp() 'hi' signedness error"); \ + __clamp(unique_val, unique_lo, unique_hi); }) #define __careful_clamp(val, lo, hi) ({ \ - __clamp_input_check(lo, hi) + \ - __builtin_choose_expr(__typecheck(val, lo) && __typecheck(val, hi) && \ - __typecheck(hi, lo) && __is_constexpr(val) && \ - __is_constexpr(lo) && __is_constexpr(hi), \ + __builtin_choose_expr(__is_constexpr((val) - (lo) + (hi)), \ __clamp(val, lo, hi), \ __clamp_once(val, lo, hi, __UNIQUE_ID(__val), \ __UNIQUE_ID(__lo), __UNIQUE_ID(__hi))); }) @@ -65,14 +82,31 @@ * @x: first value * @y: second value */ -#define min(x, y) __careful_cmp(x, y, <) +#define min(x, y) __careful_cmp(min, x, y) /** * max - return maximum of two values of the same or compatible types * @x: first value * @y: second value */ -#define max(x, y) __careful_cmp(x, y, >) +#define max(x, y) __careful_cmp(max, x, y) + +/** + * umin - return minimum of two non-negative values + * Signed types are zero extended to match a larger unsigned type. + * @x: first value + * @y: second value + */ +#define umin(x, y) \ + __careful_cmp(min, (x) + 0u + 0ul + 0ull, (y) + 0u + 0ul + 0ull) + +/** + * umax - return maximum of two non-negative values + * @x: first value + * @y: second value + */ +#define umax(x, y) \ + __careful_cmp(max, (x) + 0u + 0ul + 0ull, (y) + 0u + 0ul + 0ull) /** * min3 - return minimum of three values @@ -124,7 +158,7 @@ * @x: first value * @y: second value */ -#define min_t(type, x, y) __careful_cmp((type)(x), (type)(y), <) +#define min_t(type, x, y) __careful_cmp(min, (type)(x), (type)(y)) /** * max_t - return maximum of two values, using the specified type @@ -132,28 +166,7 @@ * @x: first value * @y: second value */ -#define max_t(type, x, y) __careful_cmp((type)(x), (type)(y), >) - -/* - * Remove a const qualifier from integer types - * _Generic(foo, type-name: association, ..., default: association) performs a - * comparison against the foo type (not the qualified type). - * Do not use the const keyword in the type-name as it will not match the - * unqualified type of foo. - */ -#define __unconst_integer_type_cases(type) \ - unsigned type: (unsigned type)0, \ - signed type: (signed type)0 - -#define __unconst_integer_typeof(x) typeof( \ - _Generic((x), \ - char: (char)0, \ - __unconst_integer_type_cases(char), \ - __unconst_integer_type_cases(short), \ - __unconst_integer_type_cases(int), \ - __unconst_integer_type_cases(long), \ - __unconst_integer_type_cases(long long), \ - default: (x))) +#define max_t(type, x, y) __careful_cmp(max, (type)(x), (type)(y)) /* * Do not check the array parameter using __must_be_array(). @@ -169,13 +182,13 @@ * 'int *buff' and 'int buff[N]' types. * * The array can be an array of const items. - * typeof() keeps the const qualifier. Use __unconst_integer_typeof() in order + * typeof() keeps the const qualifier. Use __unqual_scalar_typeof() in order * to discard the const qualifier for the __element variable. */ #define __minmax_array(op, array, len) ({ \ typeof(&(array)[0]) __array = (array); \ typeof(len) __len = (len); \ - __unconst_integer_typeof(__array[0]) __element = __array[--__len]; \ + __unqual_scalar_typeof(__array[0]) __element = __array[--__len];\ while (__len--) \ __element = op(__element, __array[__len]); \ __element; }) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 4df6d1c12437..3f7b664d625b 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -621,7 +621,7 @@ struct mlx5_ifc_fte_match_set_misc_bits { u8 reserved_at_140[0x8]; u8 bth_dst_qp[0x18]; - u8 reserved_at_160[0x20]; + u8 inner_esp_spi[0x20]; u8 outer_esp_spi[0x20]; u8 reserved_at_1a0[0x60]; }; @@ -1232,7 +1232,13 @@ struct mlx5_ifc_virtio_emulation_cap_bits { u8 max_emulated_devices[0x8]; u8 max_num_virtio_queues[0x18]; - u8 reserved_at_a0[0x60]; + u8 reserved_at_a0[0x20]; + + u8 reserved_at_c0[0x13]; + u8 desc_group_mkey_supported[0x1]; + u8 reserved_at_d4[0xc]; + + u8 reserved_at_e0[0x20]; u8 umem_1_buffer_param_a[0x20]; @@ -11995,6 +12001,13 @@ enum { MLX5_IPSEC_ASO_INC_SN = 0x2, }; +enum { + MLX5_IPSEC_ASO_REPLAY_WIN_32BIT = 0x0, + MLX5_IPSEC_ASO_REPLAY_WIN_64BIT = 0x1, + MLX5_IPSEC_ASO_REPLAY_WIN_128BIT = 0x2, + MLX5_IPSEC_ASO_REPLAY_WIN_256BIT = 0x3, +}; + struct mlx5_ifc_ipsec_aso_bits { u8 valid[0x1]; u8 reserved_at_201[0x1]; diff --git a/include/linux/mlx5/mlx5_ifc_vdpa.h b/include/linux/mlx5/mlx5_ifc_vdpa.h index 9becdc3fa503..b86d51a855f6 100644 --- a/include/linux/mlx5/mlx5_ifc_vdpa.h +++ b/include/linux/mlx5/mlx5_ifc_vdpa.h @@ -74,7 +74,11 @@ struct mlx5_ifc_virtio_q_bits { u8 reserved_at_320[0x8]; u8 pd[0x18]; - u8 reserved_at_340[0xc0]; + u8 reserved_at_340[0x20]; + + u8 desc_group_mkey[0x20]; + + u8 reserved_at_380[0x80]; }; struct mlx5_ifc_virtio_net_q_object_bits { @@ -141,6 +145,7 @@ enum { MLX5_VIRTQ_MODIFY_MASK_STATE = (u64)1 << 0, MLX5_VIRTQ_MODIFY_MASK_DIRTY_BITMAP_PARAMS = (u64)1 << 3, MLX5_VIRTQ_MODIFY_MASK_DIRTY_BITMAP_DUMP_ENABLE = (u64)1 << 4, + MLX5_VIRTQ_MODIFY_MASK_DESC_GROUP_MKEY = (u64)1 << 14, }; enum { diff --git a/include/linux/mlx5/port.h b/include/linux/mlx5/port.h index 98b2e1e149f9..26092c78a985 100644 --- a/include/linux/mlx5/port.h +++ b/include/linux/mlx5/port.h @@ -115,8 +115,9 @@ enum mlx5e_ext_link_mode { MLX5E_100GAUI_1_100GBASE_CR_KR = 11, MLX5E_200GAUI_4_200GBASE_CR4_KR4 = 12, MLX5E_200GAUI_2_200GBASE_CR2_KR2 = 13, - MLX5E_400GAUI_8 = 15, + MLX5E_400GAUI_8_400GBASE_CR8 = 15, MLX5E_400GAUI_4_400GBASE_CR4_KR4 = 16, + MLX5E_800GAUI_8_800GBASE_CR8_KR8 = 19, MLX5E_EXT_LINK_MODES_NUMBER, }; diff --git a/include/linux/mm.h b/include/linux/mm.h index ba896e946651..da5219b48d52 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -617,7 +617,7 @@ struct vm_operations_struct { * policy. */ struct mempolicy *(*get_policy)(struct vm_area_struct *vma, - unsigned long addr); + unsigned long addr, pgoff_t *ilx); #endif /* * Called by vm_normal_page() for special PTEs to find the @@ -886,8 +886,8 @@ static inline bool vma_is_anonymous(struct vm_area_struct *vma) */ static inline bool vma_is_initial_heap(const struct vm_area_struct *vma) { - return vma->vm_start <= vma->vm_mm->brk && - vma->vm_end >= vma->vm_mm->start_brk; + return vma->vm_start < vma->vm_mm->brk && + vma->vm_end > vma->vm_mm->start_brk; } /* @@ -901,8 +901,8 @@ static inline bool vma_is_initial_stack(const struct vm_area_struct *vma) * its "stack". It's not even well-defined for programs written * languages like Go. */ - return vma->vm_start <= vma->vm_mm->start_stack && - vma->vm_end >= vma->vm_mm->start_stack; + return vma->vm_start <= vma->vm_mm->start_stack && + vma->vm_end >= vma->vm_mm->start_stack; } static inline bool vma_is_temporary_stack(struct vm_area_struct *vma) @@ -935,6 +935,17 @@ static inline bool vma_is_accessible(struct vm_area_struct *vma) return vma->vm_flags & VM_ACCESS_FLAGS; } +static inline bool is_shared_maywrite(vm_flags_t vm_flags) +{ + return (vm_flags & (VM_SHARED | VM_MAYWRITE)) == + (VM_SHARED | VM_MAYWRITE); +} + +static inline bool vma_is_shared_maywrite(struct vm_area_struct *vma) +{ + return is_shared_maywrite(vma->vm_flags); +} + static inline struct vm_area_struct *vma_find(struct vma_iterator *vmi, unsigned long max) { @@ -1335,7 +1346,6 @@ void set_pte_range(struct vm_fault *vmf, struct folio *folio, struct page *page, unsigned int nr, unsigned long addr); vm_fault_t finish_fault(struct vm_fault *vmf); -vm_fault_t finish_mkwrite_fault(struct vm_fault *vmf); #endif /* @@ -1684,26 +1694,26 @@ static inline bool __cpupid_match_pid(pid_t task_pid, int cpupid) #define cpupid_match_pid(task, cpupid) __cpupid_match_pid(task->pid, cpupid) #ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS -static inline int page_cpupid_xchg_last(struct page *page, int cpupid) +static inline int folio_xchg_last_cpupid(struct folio *folio, int cpupid) { - return xchg(&page->_last_cpupid, cpupid & LAST_CPUPID_MASK); + return xchg(&folio->_last_cpupid, cpupid & LAST_CPUPID_MASK); } -static inline int page_cpupid_last(struct page *page) +static inline int folio_last_cpupid(struct folio *folio) { - return page->_last_cpupid; + return folio->_last_cpupid; } static inline void page_cpupid_reset_last(struct page *page) { page->_last_cpupid = -1 & LAST_CPUPID_MASK; } #else -static inline int page_cpupid_last(struct page *page) +static inline int folio_last_cpupid(struct folio *folio) { - return (page->flags >> LAST_CPUPID_PGSHIFT) & LAST_CPUPID_MASK; + return (folio->flags >> LAST_CPUPID_PGSHIFT) & LAST_CPUPID_MASK; } -extern int page_cpupid_xchg_last(struct page *page, int cpupid); +int folio_xchg_last_cpupid(struct folio *folio, int cpupid); static inline void page_cpupid_reset_last(struct page *page) { @@ -1711,11 +1721,12 @@ static inline void page_cpupid_reset_last(struct page *page) } #endif /* LAST_CPUPID_NOT_IN_PAGE_FLAGS */ -static inline int xchg_page_access_time(struct page *page, int time) +static inline int folio_xchg_access_time(struct folio *folio, int time) { int last_time; - last_time = page_cpupid_xchg_last(page, time >> PAGE_ACCESS_TIME_BUCKETS); + last_time = folio_xchg_last_cpupid(folio, + time >> PAGE_ACCESS_TIME_BUCKETS); return last_time << PAGE_ACCESS_TIME_BUCKETS; } @@ -1729,19 +1740,19 @@ static inline void vma_set_access_pid_bit(struct vm_area_struct *vma) } } #else /* !CONFIG_NUMA_BALANCING */ -static inline int page_cpupid_xchg_last(struct page *page, int cpupid) +static inline int folio_xchg_last_cpupid(struct folio *folio, int cpupid) { - return page_to_nid(page); /* XXX */ + return folio_nid(folio); /* XXX */ } -static inline int xchg_page_access_time(struct page *page, int time) +static inline int folio_xchg_access_time(struct folio *folio, int time) { return 0; } -static inline int page_cpupid_last(struct page *page) +static inline int folio_last_cpupid(struct folio *folio) { - return page_to_nid(page); /* XXX */ + return folio_nid(folio); /* XXX */ } static inline int cpupid_to_nid(int cpupid) @@ -2325,6 +2336,8 @@ struct folio *vm_normal_folio(struct vm_area_struct *vma, unsigned long addr, pte_t pte); struct page *vm_normal_page(struct vm_area_struct *vma, unsigned long addr, pte_t pte); +struct folio *vm_normal_folio_pmd(struct vm_area_struct *vma, + unsigned long addr, pmd_t pmd); struct page *vm_normal_page_pmd(struct vm_area_struct *vma, unsigned long addr, pmd_t pmd); @@ -2411,8 +2424,6 @@ extern int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, unsigned int gup_flags); extern int access_remote_vm(struct mm_struct *mm, unsigned long addr, void *buf, int len, unsigned int gup_flags); -extern int __access_remote_vm(struct mm_struct *mm, unsigned long addr, - void *buf, int len, unsigned int gup_flags); long get_user_pages_remote(struct mm_struct *mm, unsigned long start, unsigned long nr_pages, @@ -2423,6 +2434,9 @@ long pin_user_pages_remote(struct mm_struct *mm, unsigned int gup_flags, struct page **pages, int *locked); +/* + * Retrieves a single page alongside its VMA. Does not support FOLL_NOWAIT. + */ static inline struct page *get_user_page_vma_remote(struct mm_struct *mm, unsigned long addr, int gup_flags, @@ -2430,12 +2444,15 @@ static inline struct page *get_user_page_vma_remote(struct mm_struct *mm, { struct page *page; struct vm_area_struct *vma; - int got = get_user_pages_remote(mm, addr, 1, gup_flags, &page, NULL); + int got; + + if (WARN_ON_ONCE(unlikely(gup_flags & FOLL_NOWAIT))) + return ERR_PTR(-EINVAL); + + got = get_user_pages_remote(mm, addr, 1, gup_flags, &page, NULL); if (got < 0) return ERR_PTR(got); - if (got == 0) - return NULL; vma = vma_lookup(mm, addr); if (WARN_ON_ONCE(!vma)) { @@ -2478,7 +2495,7 @@ int get_cmdline(struct task_struct *task, char *buffer, int buflen); extern unsigned long move_page_tables(struct vm_area_struct *vma, unsigned long old_addr, struct vm_area_struct *new_vma, unsigned long new_addr, unsigned long len, - bool need_rmap_locks); + bool need_rmap_locks, bool for_stack); /* * Flags used by change_protection(). For now we make it a bitmap so @@ -2626,14 +2643,6 @@ static inline void setmax_mm_hiwater_rss(unsigned long *maxrss, *maxrss = hiwater_rss; } -#if defined(SPLIT_RSS_COUNTING) -void sync_mm_rss(struct mm_struct *mm); -#else -static inline void sync_mm_rss(struct mm_struct *mm) -{ -} -#endif - #ifndef CONFIG_ARCH_HAS_PTE_SPECIAL static inline int pte_special(pte_t pte) { @@ -3055,6 +3064,22 @@ static inline spinlock_t *pud_lock(struct mm_struct *mm, pud_t *pud) return ptl; } +static inline void pagetable_pud_ctor(struct ptdesc *ptdesc) +{ + struct folio *folio = ptdesc_folio(ptdesc); + + __folio_set_pgtable(folio); + lruvec_stat_add_folio(folio, NR_PAGETABLE); +} + +static inline void pagetable_pud_dtor(struct ptdesc *ptdesc) +{ + struct folio *folio = ptdesc_folio(ptdesc); + + __folio_clear_pgtable(folio); + lruvec_stat_sub_folio(folio, NR_PAGETABLE); +} + extern void __init pagecache_init(void); extern void free_initmem(void); @@ -3219,22 +3244,73 @@ extern int vma_expand(struct vma_iterator *vmi, struct vm_area_struct *vma, struct vm_area_struct *next); extern int vma_shrink(struct vma_iterator *vmi, struct vm_area_struct *vma, unsigned long start, unsigned long end, pgoff_t pgoff); -extern struct vm_area_struct *vma_merge(struct vma_iterator *vmi, - struct mm_struct *, struct vm_area_struct *prev, unsigned long addr, - unsigned long end, unsigned long vm_flags, struct anon_vma *, - struct file *, pgoff_t, struct mempolicy *, struct vm_userfaultfd_ctx, - struct anon_vma_name *); extern struct anon_vma *find_mergeable_anon_vma(struct vm_area_struct *); -extern int __split_vma(struct vma_iterator *vmi, struct vm_area_struct *, - unsigned long addr, int new_below); -extern int split_vma(struct vma_iterator *vmi, struct vm_area_struct *, - unsigned long addr, int new_below); extern int insert_vm_struct(struct mm_struct *, struct vm_area_struct *); extern void unlink_file_vma(struct vm_area_struct *); extern struct vm_area_struct *copy_vma(struct vm_area_struct **, unsigned long addr, unsigned long len, pgoff_t pgoff, bool *need_rmap_locks); extern void exit_mmap(struct mm_struct *); +struct vm_area_struct *vma_modify(struct vma_iterator *vmi, + struct vm_area_struct *prev, + struct vm_area_struct *vma, + unsigned long start, unsigned long end, + unsigned long vm_flags, + struct mempolicy *policy, + struct vm_userfaultfd_ctx uffd_ctx, + struct anon_vma_name *anon_name); + +/* We are about to modify the VMA's flags. */ +static inline struct vm_area_struct +*vma_modify_flags(struct vma_iterator *vmi, + struct vm_area_struct *prev, + struct vm_area_struct *vma, + unsigned long start, unsigned long end, + unsigned long new_flags) +{ + return vma_modify(vmi, prev, vma, start, end, new_flags, + vma_policy(vma), vma->vm_userfaultfd_ctx, + anon_vma_name(vma)); +} + +/* We are about to modify the VMA's flags and/or anon_name. */ +static inline struct vm_area_struct +*vma_modify_flags_name(struct vma_iterator *vmi, + struct vm_area_struct *prev, + struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + unsigned long new_flags, + struct anon_vma_name *new_name) +{ + return vma_modify(vmi, prev, vma, start, end, new_flags, + vma_policy(vma), vma->vm_userfaultfd_ctx, new_name); +} + +/* We are about to modify the VMA's memory policy. */ +static inline struct vm_area_struct +*vma_modify_policy(struct vma_iterator *vmi, + struct vm_area_struct *prev, + struct vm_area_struct *vma, + unsigned long start, unsigned long end, + struct mempolicy *new_pol) +{ + return vma_modify(vmi, prev, vma, start, end, vma->vm_flags, + new_pol, vma->vm_userfaultfd_ctx, anon_vma_name(vma)); +} + +/* We are about to modify the VMA's flags and/or uffd context. */ +static inline struct vm_area_struct +*vma_modify_flags_uffd(struct vma_iterator *vmi, + struct vm_area_struct *prev, + struct vm_area_struct *vma, + unsigned long start, unsigned long end, + unsigned long new_flags, + struct vm_userfaultfd_ctx new_ctx) +{ + return vma_modify(vmi, prev, vma, start, end, new_flags, + vma_policy(vma), new_ctx, anon_vma_name(vma)); +} static inline int check_data_rlimit(unsigned long rlim, unsigned long new, @@ -3997,25 +4073,26 @@ static inline void mem_dump_obj(void *object) {} #endif /** - * seal_check_future_write - Check for F_SEAL_FUTURE_WRITE flag and handle it + * seal_check_write - Check for F_SEAL_WRITE or F_SEAL_FUTURE_WRITE flags and + * handle them. * @seals: the seals to check * @vma: the vma to operate on * - * Check whether F_SEAL_FUTURE_WRITE is set; if so, do proper check/handling on - * the vma flags. Return 0 if check pass, or <0 for errors. + * Check whether F_SEAL_WRITE or F_SEAL_FUTURE_WRITE are set; if so, do proper + * check/handling on the vma flags. Return 0 if check pass, or <0 for errors. */ -static inline int seal_check_future_write(int seals, struct vm_area_struct *vma) +static inline int seal_check_write(int seals, struct vm_area_struct *vma) { - if (seals & F_SEAL_FUTURE_WRITE) { + if (seals & (F_SEAL_WRITE | F_SEAL_FUTURE_WRITE)) { /* * New PROT_WRITE and MAP_SHARED mmaps are not allowed when - * "future write" seal active. + * write seals are active. */ if ((vma->vm_flags & VM_SHARED) && (vma->vm_flags & VM_WRITE)) return -EPERM; /* - * Since an F_SEAL_FUTURE_WRITE sealed memfd can be mapped as + * Since an F_SEAL_[FUTURE_]WRITE sealed memfd can be mapped as * MAP_SHARED and read-only, take care to not allow mprotect to * revert protections on such mappings. Do this only for shared * mappings. For private mappings, don't need to mask @@ -4059,4 +4136,11 @@ static inline void accept_memory(phys_addr_t start, phys_addr_t end) #endif +static inline bool pfn_is_unaccepted_memory(unsigned long pfn) +{ + phys_addr_t paddr = pfn << PAGE_SHIFT; + + return range_contains_unaccepted_memory(paddr, paddr + PAGE_SIZE); +} + #endif /* _LINUX_MM_H */ diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 8148b30a9df1..f4fe593c1400 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -4,6 +4,7 @@ #include <linux/atomic.h> #include <linux/huge_mm.h> +#include <linux/mm_types.h> #include <linux/swap.h> #include <linux/string.h> #include <linux/userfaultfd_k.h> @@ -231,22 +232,27 @@ static inline bool lru_gen_add_folio(struct lruvec *lruvec, struct folio *folio, if (folio_test_unevictable(folio) || !lrugen->enabled) return false; /* - * There are three common cases for this page: - * 1. If it's hot, e.g., freshly faulted in or previously hot and - * migrated, add it to the youngest generation. - * 2. If it's cold but can't be evicted immediately, i.e., an anon page - * not in swapcache or a dirty page pending writeback, add it to the - * second oldest generation. - * 3. Everything else (clean, cold) is added to the oldest generation. + * There are four common cases for this page: + * 1. If it's hot, i.e., freshly faulted in, add it to the youngest + * generation, and it's protected over the rest below. + * 2. If it can't be evicted immediately, i.e., a dirty page pending + * writeback, add it to the second youngest generation. + * 3. If it should be evicted first, e.g., cold and clean from + * folio_rotate_reclaimable(), add it to the oldest generation. + * 4. Everything else falls between 2 & 3 above and is added to the + * second oldest generation if it's considered inactive, or the + * oldest generation otherwise. See lru_gen_is_active(). */ if (folio_test_active(folio)) seq = lrugen->max_seq; else if ((type == LRU_GEN_ANON && !folio_test_swapcache(folio)) || (folio_test_reclaim(folio) && (folio_test_dirty(folio) || folio_test_writeback(folio)))) - seq = lrugen->min_seq[type] + 1; - else + seq = lrugen->max_seq - 1; + else if (reclaiming || lrugen->min_seq[type] + MIN_NR_GENS >= lrugen->max_seq) seq = lrugen->min_seq[type]; + else + seq = lrugen->min_seq[type] + 1; gen = lru_gen_from_seq(seq); flags = (gen + 1UL) << LRU_GEN_PGOFF; @@ -352,15 +358,6 @@ void lruvec_del_folio(struct lruvec *lruvec, struct folio *folio) } #ifdef CONFIG_ANON_VMA_NAME -/* - * mmap_lock should be read-locked when calling anon_vma_name(). Caller should - * either keep holding the lock while using the returned pointer or it should - * raise anon_vma_name refcount before releasing the lock. - */ -extern struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma); -extern struct anon_vma_name *anon_vma_name_alloc(const char *name); -extern void anon_vma_name_free(struct kref *kref); - /* mmap_lock should be read-locked */ static inline void anon_vma_name_get(struct anon_vma_name *anon_name) { @@ -415,16 +412,6 @@ static inline bool anon_vma_name_eq(struct anon_vma_name *anon_name1, } #else /* CONFIG_ANON_VMA_NAME */ -static inline struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) -{ - return NULL; -} - -static inline struct anon_vma_name *anon_vma_name_alloc(const char *name) -{ - return NULL; -} - static inline void anon_vma_name_get(struct anon_vma_name *anon_name) {} static inline void anon_vma_name_put(struct anon_vma_name *anon_name) {} static inline void dup_anon_vma_name(struct vm_area_struct *orig_vma, diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 4be8e310b189..957ce38768b2 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -188,6 +188,10 @@ struct page { not kmapped, ie. highmem) */ #endif /* WANT_PAGE_VIRTUAL */ +#ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS + int _last_cpupid; +#endif + #ifdef CONFIG_KMSAN /* * KMSAN metadata for this page: @@ -199,10 +203,6 @@ struct page { struct page *kmsan_shadow; struct page *kmsan_origin; #endif - -#ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS - int _last_cpupid; -#endif } _struct_page_alignment; /* @@ -261,6 +261,8 @@ typedef struct { * @_refcount: Do not access this member directly. Use folio_ref_count() * to find how many references there are to this folio. * @memcg_data: Memory Control Group data. + * @virtual: Virtual address in the kernel direct map. + * @_last_cpupid: IDs of last CPU and last process that accessed the folio. * @_entire_mapcount: Do not use directly, call folio_entire_mapcount(). * @_nr_pages_mapped: Do not use directly, call folio_mapcount(). * @_pincount: Do not use directly, call folio_maybe_dma_pinned(). @@ -307,6 +309,12 @@ struct folio { #ifdef CONFIG_MEMCG unsigned long memcg_data; #endif +#if defined(WANT_PAGE_VIRTUAL) + void *virtual; +#endif +#ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS + int _last_cpupid; +#endif /* private: the union with struct page is transitional */ }; struct page page; @@ -362,6 +370,12 @@ FOLIO_MATCH(_refcount, _refcount); #ifdef CONFIG_MEMCG FOLIO_MATCH(memcg_data, memcg_data); #endif +#if defined(WANT_PAGE_VIRTUAL) +FOLIO_MATCH(virtual, virtual); +#endif +#ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS +FOLIO_MATCH(_last_cpupid, _last_cpupid); +#endif #undef FOLIO_MATCH #define FOLIO_MATCH(pg, fl) \ static_assert(offsetof(struct folio, fl) == \ @@ -535,6 +549,27 @@ struct anon_vma_name { char name[]; }; +#ifdef CONFIG_ANON_VMA_NAME +/* + * mmap_lock should be read-locked when calling anon_vma_name(). Caller should + * either keep holding the lock while using the returned pointer or it should + * raise anon_vma_name refcount before releasing the lock. + */ +struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma); +struct anon_vma_name *anon_vma_name_alloc(const char *name); +void anon_vma_name_free(struct kref *kref); +#else /* CONFIG_ANON_VMA_NAME */ +static inline struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) +{ + return NULL; +} + +static inline struct anon_vma_name *anon_vma_name_alloc(const char *name) +{ + return NULL; +} +#endif + struct vma_lock { struct rw_semaphore lock; }; @@ -678,6 +713,12 @@ struct vm_area_struct { struct vm_userfaultfd_ctx vm_userfaultfd_ctx; } __randomize_layout; +#ifdef CONFIG_NUMA +#define vma_policy(vma) ((vma)->vm_policy) +#else +#define vma_policy(vma) NULL +#endif + #ifdef CONFIG_SCHED_MM_CID struct mm_cid { u64 time; diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index daa2f40d9ce6..7b12eebc5586 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -295,7 +295,9 @@ struct mmc_card { #define MMC_QUIRK_BROKEN_HPI (1<<13) /* Disable broken HPI support */ #define MMC_QUIRK_BROKEN_SD_DISCARD (1<<14) /* Disable broken SD discard support */ #define MMC_QUIRK_BROKEN_SD_CACHE (1<<15) /* Disable broken SD cache support */ +#define MMC_QUIRK_BROKEN_CACHE_FLUSH (1<<16) /* Don't flush cache until the write has occurred */ + bool written_flag; /* Indicates eMMC has been written since power on */ bool reenable_cmdq; /* Re-enable Command Queue */ unsigned int erase_size; /* erase size in sectors */ diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 6e3c857606f1..f349e08a9dfe 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -459,7 +459,14 @@ mmu_notifier_invalidate_range_start(struct mmu_notifier_range *range) lock_map_release(&__mmu_notifier_invalidate_range_start_map); } -static inline int +/* + * This version of mmu_notifier_invalidate_range_start() avoids blocking, but it + * can return an error if a notifier can't proceed without blocking, in which + * case you're not allowed to modify PTEs in the specified range. + * + * This is mainly intended for OOM handling. + */ +static inline int __must_check mmu_notifier_invalidate_range_start_nonblock(struct mmu_notifier_range *range) { int ret = 0; diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 4106fbc5b4b3..9db36e197712 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -505,33 +505,37 @@ void lru_gen_look_around(struct page_vma_mapped_walk *pvmw); * the old generation, is incremented when all its bins become empty. * * There are four operations: - * 1. MEMCG_LRU_HEAD, which moves an memcg to the head of a random bin in its + * 1. MEMCG_LRU_HEAD, which moves a memcg to the head of a random bin in its * current generation (old or young) and updates its "seg" to "head"; - * 2. MEMCG_LRU_TAIL, which moves an memcg to the tail of a random bin in its + * 2. MEMCG_LRU_TAIL, which moves a memcg to the tail of a random bin in its * current generation (old or young) and updates its "seg" to "tail"; - * 3. MEMCG_LRU_OLD, which moves an memcg to the head of a random bin in the old + * 3. MEMCG_LRU_OLD, which moves a memcg to the head of a random bin in the old * generation, updates its "gen" to "old" and resets its "seg" to "default"; - * 4. MEMCG_LRU_YOUNG, which moves an memcg to the tail of a random bin in the + * 4. MEMCG_LRU_YOUNG, which moves a memcg to the tail of a random bin in the * young generation, updates its "gen" to "young" and resets its "seg" to * "default". * * The events that trigger the above operations are: * 1. Exceeding the soft limit, which triggers MEMCG_LRU_HEAD; - * 2. The first attempt to reclaim an memcg below low, which triggers + * 2. The first attempt to reclaim a memcg below low, which triggers * MEMCG_LRU_TAIL; - * 3. The first attempt to reclaim an memcg below reclaimable size threshold, - * which triggers MEMCG_LRU_TAIL; - * 4. The second attempt to reclaim an memcg below reclaimable size threshold, - * which triggers MEMCG_LRU_YOUNG; - * 5. Attempting to reclaim an memcg below min, which triggers MEMCG_LRU_YOUNG; + * 3. The first attempt to reclaim a memcg offlined or below reclaimable size + * threshold, which triggers MEMCG_LRU_TAIL; + * 4. The second attempt to reclaim a memcg offlined or below reclaimable size + * threshold, which triggers MEMCG_LRU_YOUNG; + * 5. Attempting to reclaim a memcg below min, which triggers MEMCG_LRU_YOUNG; * 6. Finishing the aging on the eviction path, which triggers MEMCG_LRU_YOUNG; - * 7. Offlining an memcg, which triggers MEMCG_LRU_OLD. + * 7. Offlining a memcg, which triggers MEMCG_LRU_OLD. * - * Note that memcg LRU only applies to global reclaim, and the round-robin - * incrementing of their max_seq counters ensures the eventual fairness to all - * eligible memcgs. For memcg reclaim, it still relies on mem_cgroup_iter(). + * Notes: + * 1. Memcg LRU only applies to global reclaim, and the round-robin incrementing + * of their max_seq counters ensures the eventual fairness to all eligible + * memcgs. For memcg reclaim, it still relies on mem_cgroup_iter(). + * 2. There are only two valid generations: old (seq) and young (seq+1). + * MEMCG_NR_GENS is set to three so that when reading the generation counter + * locklessly, a stale value (seq-1) does not wraparound to young. */ -#define MEMCG_NR_GENS 2 +#define MEMCG_NR_GENS 3 #define MEMCG_NR_BINS 8 struct lru_gen_memcg { @@ -639,8 +643,6 @@ struct lruvec { #endif }; -/* Isolate unmapped pages */ -#define ISOLATE_UNMAPPED ((__force isolate_mode_t)0x2) /* Isolate for asynchronous migration */ #define ISOLATE_ASYNC_MIGRATE ((__force isolate_mode_t)0x4) /* Isolate unevictable pages */ @@ -676,15 +678,34 @@ enum zone_watermarks { #define high_wmark_pages(z) (z->_watermark[WMARK_HIGH] + z->watermark_boost) #define wmark_pages(z, i) (z->_watermark[i] + z->watermark_boost) +/* + * Flags used in pcp->flags field. + * + * PCPF_PREV_FREE_HIGH_ORDER: a high-order page is freed in the + * previous page freeing. To avoid to drain PCP for an accident + * high-order page freeing. + * + * PCPF_FREE_HIGH_BATCH: preserve "pcp->batch" pages in PCP before + * draining PCP for consecutive high-order pages freeing without + * allocation if data cache slice of CPU is large enough. To reduce + * zone lock contention and keep cache-hot pages reusing. + */ +#define PCPF_PREV_FREE_HIGH_ORDER BIT(0) +#define PCPF_FREE_HIGH_BATCH BIT(1) + struct per_cpu_pages { spinlock_t lock; /* Protects lists field */ int count; /* number of pages in the list */ int high; /* high watermark, emptying needed */ + int high_min; /* min high watermark */ + int high_max; /* max high watermark */ int batch; /* chunk size for buddy add/remove */ - short free_factor; /* batch scaling factor during free */ + u8 flags; /* protected by pcp->lock */ + u8 alloc_factor; /* batch scaling factor during allocate */ #ifdef CONFIG_NUMA - short expire; /* When 0, remote pagesets are drained */ + u8 expire; /* When 0, remote pagesets are drained */ #endif + short free_count; /* consecutive free count */ /* Lists of pages, one per migrate type stored on the pcp-lists */ struct list_head lists[NR_PCP_LISTS]; @@ -837,7 +858,8 @@ struct zone { * the high and batch values are copied to individual pagesets for * faster access */ - int pageset_high; + int pageset_high_min; + int pageset_high_max; int pageset_batch; #ifndef CONFIG_SPARSEMEM @@ -998,6 +1020,7 @@ enum zone_flags { * Cleared when kswapd is woken. */ ZONE_RECLAIM_ACTIVE, /* kswapd may be scanning the zone. */ + ZONE_BELOW_HIGH, /* zone is below high watermark. */ }; static inline unsigned long zone_managed_pages(struct zone *zone) diff --git a/include/linux/mnt_idmapping.h b/include/linux/mnt_idmapping.h index 057c89867aa2..b8da2db4ecd2 100644 --- a/include/linux/mnt_idmapping.h +++ b/include/linux/mnt_idmapping.h @@ -115,6 +115,9 @@ static inline bool vfsgid_eq_kgid(vfsgid_t vfsgid, kgid_t kgid) int vfsgid_in_group_p(vfsgid_t vfsgid); +struct mnt_idmap *mnt_idmap_get(struct mnt_idmap *idmap); +void mnt_idmap_put(struct mnt_idmap *idmap); + vfsuid_t make_vfsuid(struct mnt_idmap *idmap, struct user_namespace *fs_userns, kuid_t kuid); diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index b0678b093cb2..f458469c5ce5 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -935,6 +935,12 @@ enum { * struct cdx_device_id - CDX device identifier * @vendor: Vendor ID * @device: Device ID + * @subvendor: Subsystem vendor ID (or CDX_ANY_ID) + * @subdevice: Subsystem device ID (or CDX_ANY_ID) + * @class: Device class + * Most drivers do not need to specify class/class_mask + * as vendor/device is normally sufficient. + * @class_mask: Limit which sub-fields of the class field are compared. * @override_only: Match only when dev->driver_override is this driver. * * Type of entries in the "device Id" table for CDX devices supported by @@ -943,7 +949,15 @@ enum { struct cdx_device_id { __u16 vendor; __u16 device; + __u16 subvendor; + __u16 subdevice; + __u32 class; + __u32 class_mask; __u32 override_only; }; +struct vchiq_device_id { + char name[32]; +}; + #endif /* LINUX_MOD_DEVICETABLE_H */ diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index d88bb56c18e2..947410faf9e2 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -287,7 +287,7 @@ struct cfi_private { unsigned long chipshift; /* Because they're of the same type */ const char *im_name; /* inter_module name for cmdset_setup */ unsigned long quirks; - struct flchip chips[]; /* per-chip data structure for each chip */ + struct flchip chips[] __counted_by(numchips); /* per-chip data structure for each chip */ }; uint32_t cfi_build_cmd_addr(uint32_t cmd_ofs, diff --git a/include/linux/mtd/qinfo.h b/include/linux/mtd/qinfo.h index 2e3f43788d48..0421f12156b5 100644 --- a/include/linux/mtd/qinfo.h +++ b/include/linux/mtd/qinfo.h @@ -24,7 +24,7 @@ struct lpddr_private { struct qinfo_chip *qinfo; int numchips; unsigned long chipshift; - struct flchip chips[]; + struct flchip chips[] __counted_by(numchips); }; /* qinfo_query_info structure contains request information for diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h index 3e285c09d16d..badb4c1ac079 100644 --- a/include/linux/mtd/spinand.h +++ b/include/linux/mtd/spinand.h @@ -263,6 +263,7 @@ struct spinand_manufacturer { extern const struct spinand_manufacturer alliancememory_spinand_manufacturer; extern const struct spinand_manufacturer ato_spinand_manufacturer; extern const struct spinand_manufacturer esmt_c8_spinand_manufacturer; +extern const struct spinand_manufacturer foresee_spinand_manufacturer; extern const struct spinand_manufacturer gigadevice_spinand_manufacturer; extern const struct spinand_manufacturer macronix_spinand_manufacturer; extern const struct spinand_manufacturer micron_spinand_manufacturer; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index a16c9cc063fe..2564e209465e 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1797,6 +1797,13 @@ enum netdev_ml_priv_type { ML_PRIV_CAN, }; +enum netdev_stat_type { + NETDEV_PCPU_STAT_NONE, + NETDEV_PCPU_STAT_LSTATS, /* struct pcpu_lstats */ + NETDEV_PCPU_STAT_TSTATS, /* struct pcpu_sw_netstats */ + NETDEV_PCPU_STAT_DSTATS, /* struct pcpu_dstats */ +}; + /** * struct net_device - The DEVICE structure. * @@ -1991,10 +1998,14 @@ enum netdev_ml_priv_type { * * @ml_priv: Mid-layer private * @ml_priv_type: Mid-layer private type - * @lstats: Loopback statistics - * @tstats: Tunnel statistics - * @dstats: Dummy statistics - * @vstats: Virtual ethernet statistics + * + * @pcpu_stat_type: Type of device statistics which the core should + * allocate/free: none, lstats, tstats, dstats. none + * means the driver is handling statistics allocation/ + * freeing internally. + * @lstats: Loopback statistics: packets, bytes + * @tstats: Tunnel statistics: RX/TX packets, RX/TX bytes + * @dstats: Dummy statistics: RX/TX/drop packets, RX/TX bytes * * @garp_port: GARP * @mrp_port: MRP @@ -2354,6 +2365,7 @@ struct net_device { void *ml_priv; enum netdev_ml_priv_type ml_priv_type; + enum netdev_stat_type pcpu_stat_type:8; union { struct pcpu_lstats __percpu *lstats; struct pcpu_sw_netstats __percpu *tstats; @@ -2755,6 +2767,16 @@ struct pcpu_sw_netstats { struct u64_stats_sync syncp; } __aligned(4 * sizeof(u64)); +struct pcpu_dstats { + u64 rx_packets; + u64 rx_bytes; + u64 rx_drops; + u64 tx_packets; + u64 tx_bytes; + u64 tx_drops; + struct u64_stats_sync syncp; +} __aligned(8 * sizeof(u64)); + struct pcpu_lstats { u64_stats_t packets; u64_stats_t bytes; diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index cd628c4b011e..cd797e00fe35 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -239,6 +239,7 @@ struct nfs_server { struct list_head delegations; struct list_head ss_copies; + unsigned long delegation_gen; unsigned long mig_gen; unsigned long mig_status; #define NFS_MIG_IN_TRANSITION (1) diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 12bbb5c63664..539b57fbf3ce 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1772,7 +1772,7 @@ struct nfs_rpc_ops { void (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *); int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir); int (*link) (struct inode *, struct inode *, const struct qstr *); - int (*symlink) (struct inode *, struct dentry *, struct page *, + int (*symlink) (struct inode *, struct dentry *, struct folio *, unsigned int, struct iattr *); int (*mkdir) (struct inode *, struct dentry *, struct iattr *); int (*rmdir) (struct inode *, const struct qstr *); diff --git a/include/linux/nvme-keyring.h b/include/linux/nvme-keyring.h index 4efea9dd967c..e10333d78dbb 100644 --- a/include/linux/nvme-keyring.h +++ b/include/linux/nvme-keyring.h @@ -6,14 +6,12 @@ #ifndef _NVME_KEYRING_H #define _NVME_KEYRING_H -#ifdef CONFIG_NVME_KEYRING +#if IS_ENABLED(CONFIG_NVME_KEYRING) key_serial_t nvme_tls_psk_default(struct key *keyring, const char *hostnqn, const char *subnqn); key_serial_t nvme_keyring_id(void); -int nvme_keyring_init(void); -void nvme_keyring_exit(void); #else @@ -26,11 +24,5 @@ static inline key_serial_t nvme_keyring_id(void) { return 0; } -static inline int nvme_keyring_init(void) -{ - return 0; -} -static inline void nvme_keyring_exit(void) {} - #endif /* !CONFIG_NVME_KEYRING */ #endif /* _NVME_KEYRING_H */ diff --git a/include/linux/nvme.h b/include/linux/nvme.h index a7ba74babad7..44325c068b6a 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -1732,7 +1732,7 @@ struct nvmf_auth_dhchap_success1_data { __u8 rsvd2; __u8 rvalid; __u8 rsvd3[7]; - /* 'hl' bytes of response value if 'rvalid' is set */ + /* 'hl' bytes of response value */ __u8 rval[]; }; diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index dae26295e6be..e3930835235b 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -82,13 +82,13 @@ struct nvmem_cell_info { * @owner: Pointer to exporter module. Used for refcounting. * @cells: Optional array of pre-defined NVMEM cells. * @ncells: Number of elements in cells. + * @add_legacy_fixed_of_cells: Read fixed NVMEM cells from old OF syntax. * @keepout: Optional array of keepout ranges (sorted ascending by start). * @nkeepout: Number of elements in the keepout array. * @type: Type of the nvmem storage * @read_only: Device is read-only. * @root_only: Device is accessibly to root only. * @of_node: If given, this will be used instead of the parent's of_node. - * @no_of_node: Device should not use the parent's of_node even if it's !NULL. * @reg_read: Callback to read data. * @reg_write: Callback to write data. * @size: Device size. @@ -112,6 +112,7 @@ struct nvmem_config { struct module *owner; const struct nvmem_cell_info *cells; int ncells; + bool add_legacy_fixed_of_cells; const struct nvmem_keepout *keepout; unsigned int nkeepout; enum nvmem_type type; @@ -120,7 +121,6 @@ struct nvmem_config { bool ignore_wp; struct nvmem_layout *layout; struct device_node *of_node; - bool no_of_node; nvmem_reg_read_t reg_read; nvmem_reg_write_t reg_write; int size; diff --git a/include/linux/oid_registry.h b/include/linux/oid_registry.h index f86a08ba0207..3921fbed0b28 100644 --- a/include/linux/oid_registry.h +++ b/include/linux/oid_registry.h @@ -17,12 +17,10 @@ * build_OID_registry.pl to generate the data for look_up_OID(). */ enum OID { - OID_id_dsa_with_sha1, /* 1.2.840.10030.4.3 */ OID_id_dsa, /* 1.2.840.10040.4.1 */ OID_id_ecPublicKey, /* 1.2.840.10045.2.1 */ OID_id_prime192v1, /* 1.2.840.10045.3.1.1 */ OID_id_prime256v1, /* 1.2.840.10045.3.1.7 */ - OID_id_ecdsa_with_sha1, /* 1.2.840.10045.4.1 */ OID_id_ecdsa_with_sha224, /* 1.2.840.10045.4.3.1 */ OID_id_ecdsa_with_sha256, /* 1.2.840.10045.4.3.2 */ OID_id_ecdsa_with_sha384, /* 1.2.840.10045.4.3.3 */ @@ -30,10 +28,6 @@ enum OID { /* PKCS#1 {iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1) pkcs-1(1)} */ OID_rsaEncryption, /* 1.2.840.113549.1.1.1 */ - OID_md2WithRSAEncryption, /* 1.2.840.113549.1.1.2 */ - OID_md3WithRSAEncryption, /* 1.2.840.113549.1.1.3 */ - OID_md4WithRSAEncryption, /* 1.2.840.113549.1.1.4 */ - OID_sha1WithRSAEncryption, /* 1.2.840.113549.1.1.5 */ OID_sha256WithRSAEncryption, /* 1.2.840.113549.1.1.11 */ OID_sha384WithRSAEncryption, /* 1.2.840.113549.1.1.12 */ OID_sha512WithRSAEncryption, /* 1.2.840.113549.1.1.13 */ @@ -49,11 +43,6 @@ enum OID { OID_smimeCapabilites, /* 1.2.840.113549.1.9.15 */ OID_smimeAuthenticatedAttrs, /* 1.2.840.113549.1.9.16.2.11 */ - /* {iso(1) member-body(2) us(840) rsadsi(113549) digestAlgorithm(2)} */ - OID_md2, /* 1.2.840.113549.2.2 */ - OID_md4, /* 1.2.840.113549.2.4 */ - OID_md5, /* 1.2.840.113549.2.5 */ - OID_mskrb5, /* 1.2.840.48018.1.2.2 */ OID_krb5, /* 1.2.840.113554.1.2.2 */ OID_krb5u2u, /* 1.2.840.113554.1.2.2.3 */ @@ -75,7 +64,6 @@ enum OID { OID_PKU2U, /* 1.3.5.1.5.2.7 */ OID_Scram, /* 1.3.6.1.5.5.14 */ OID_certAuthInfoAccess, /* 1.3.6.1.5.5.7.1.1 */ - OID_sha1, /* 1.3.14.3.2.26 */ OID_id_ansip384r1, /* 1.3.132.0.34 */ OID_sha256, /* 2.16.840.1.101.3.4.2.1 */ OID_sha384, /* 2.16.840.1.101.3.4.2.2 */ @@ -141,6 +129,17 @@ enum OID { OID_TPMImportableKey, /* 2.23.133.10.1.4 */ OID_TPMSealedData, /* 2.23.133.10.1.5 */ + /* CSOR FIPS-202 SHA-3 */ + OID_sha3_256, /* 2.16.840.1.101.3.4.2.8 */ + OID_sha3_384, /* 2.16.840.1.101.3.4.2.9 */ + OID_sha3_512, /* 2.16.840.1.101.3.4.2.10 */ + OID_id_ecdsa_with_sha3_256, /* 2.16.840.1.101.3.4.3.10 */ + OID_id_ecdsa_with_sha3_384, /* 2.16.840.1.101.3.4.3.11 */ + OID_id_ecdsa_with_sha3_512, /* 2.16.840.1.101.3.4.3.12 */ + OID_id_rsassa_pkcs1_v1_5_with_sha3_256, /* 2.16.840.1.101.3.4.3.14 */ + OID_id_rsassa_pkcs1_v1_5_with_sha3_384, /* 2.16.840.1.101.3.4.3.15 */ + OID_id_rsassa_pkcs1_v1_5_with_sha3_512, /* 2.16.840.1.101.3.4.3.16 */ + OID__NR }; diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 5c02720c53a5..a88e64acebfe 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -693,6 +693,25 @@ TESTPAGEFLAG_FALSE(Ksm, ksm) u64 stable_page_flags(struct page *page); /** + * folio_xor_flags_has_waiters - Change some folio flags. + * @folio: The folio. + * @mask: Bits set in this word will be changed. + * + * This must only be used for flags which are changed with the folio + * lock held. For example, it is unsafe to use for PG_dirty as that + * can be set without the folio lock held. It can also only be used + * on flags which are in the range 0-6 as some of the implementations + * only affect those bits. + * + * Return: Whether there are tasks waiting on the folio. + */ +static inline bool folio_xor_flags_has_waiters(struct folio *folio, + unsigned long mask) +{ + return xor_unlock_is_negative_byte(mask, folio_flags(folio, 0)); +} + +/** * folio_test_uptodate - Is this folio up to date? * @folio: The folio. * diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 351c3b7f93a1..06142ff7f9ce 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -204,6 +204,8 @@ enum mapping_flags { AS_NO_WRITEBACK_TAGS = 5, AS_LARGE_FOLIO_SUPPORT = 6, AS_RELEASE_ALWAYS, /* Call ->release_folio(), even if no private data */ + AS_STABLE_WRITES, /* must wait for writeback before modifying + folio contents */ }; /** @@ -289,6 +291,21 @@ static inline void mapping_clear_release_always(struct address_space *mapping) clear_bit(AS_RELEASE_ALWAYS, &mapping->flags); } +static inline bool mapping_stable_writes(const struct address_space *mapping) +{ + return test_bit(AS_STABLE_WRITES, &mapping->flags); +} + +static inline void mapping_set_stable_writes(struct address_space *mapping) +{ + set_bit(AS_STABLE_WRITES, &mapping->flags); +} + +static inline void mapping_clear_stable_writes(struct address_space *mapping) +{ + clear_bit(AS_STABLE_WRITES, &mapping->flags); +} + static inline gfp_t mapping_gfp_mask(struct address_space * mapping) { return mapping->gfp_mask; @@ -789,9 +806,6 @@ static inline pgoff_t folio_next_index(struct folio *folio) */ static inline struct page *folio_file_page(struct folio *folio, pgoff_t index) { - /* HugeTLBfs indexes the page cache in units of hpage_size */ - if (folio_test_hugetlb(folio)) - return &folio->page; return folio_page(folio, index & (folio_nr_pages(folio) - 1)); } @@ -807,9 +821,6 @@ static inline struct page *folio_file_page(struct folio *folio, pgoff_t index) */ static inline bool folio_contains(struct folio *folio, pgoff_t index) { - /* HugeTLBfs indexes the page cache in units of hpage_size */ - if (folio_test_hugetlb(folio)) - return folio->index == index; return index - folio_index(folio) < folio_nr_pages(folio); } @@ -867,10 +878,9 @@ static inline struct folio *read_mapping_folio(struct address_space *mapping, } /* - * Get index of the page within radix-tree (but not for hugetlb pages). - * (TODO: remove once hugetlb pages will have ->index in PAGE_SIZE) + * Get the offset in PAGE_SIZE (even for hugetlb pages). */ -static inline pgoff_t page_to_index(struct page *page) +static inline pgoff_t page_to_pgoff(struct page *page) { struct page *head; @@ -885,19 +895,6 @@ static inline pgoff_t page_to_index(struct page *page) return head->index + page - head; } -extern pgoff_t hugetlb_basepage_index(struct page *page); - -/* - * Get the offset in PAGE_SIZE (even for hugetlb pages). - * (TODO: hugetlb pages should have ->index in PAGE_SIZE) - */ -static inline pgoff_t page_to_pgoff(struct page *page) -{ - if (unlikely(PageHuge(page))) - return hugetlb_basepage_index(page); - return page_to_index(page); -} - /* * Return byte-offset into filesystem object for page. */ @@ -934,24 +931,16 @@ static inline loff_t folio_file_pos(struct folio *folio) /* * Get the offset in PAGE_SIZE (even for hugetlb folios). - * (TODO: hugetlb folios should have ->index in PAGE_SIZE) */ static inline pgoff_t folio_pgoff(struct folio *folio) { - if (unlikely(folio_test_hugetlb(folio))) - return hugetlb_basepage_index(&folio->page); return folio->index; } -extern pgoff_t linear_hugepage_index(struct vm_area_struct *vma, - unsigned long address); - static inline pgoff_t linear_page_index(struct vm_area_struct *vma, unsigned long address) { pgoff_t pgoff; - if (unlikely(is_vm_hugetlb_page(vma))) - return linear_hugepage_index(vma, address); pgoff = (address - vma->vm_start) >> PAGE_SHIFT; pgoff += vma->vm_pgoff; return pgoff; @@ -1129,6 +1118,7 @@ static inline void wait_on_page_locked(struct page *page) folio_wait_locked(page_folio(page)); } +void folio_end_read(struct folio *folio, bool success); void wait_on_page_writeback(struct page *page); void folio_wait_writeback(struct folio *folio); int folio_wait_writeback_killable(struct folio *folio); diff --git a/include/linux/parport.h b/include/linux/parport.h index 999eddd619b7..fff39bc30629 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -180,8 +180,6 @@ struct ieee1284_info { struct semaphore irq; }; -#define PARPORT_NAME_MAX_LEN 15 - /* A parallel port */ struct parport { unsigned long base; /* base address */ diff --git a/include/linux/pci.h b/include/linux/pci.h index 60ca768bc867..dea043bc1e38 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1829,6 +1829,7 @@ extern bool pcie_ports_native; int pci_disable_link_state(struct pci_dev *pdev, int state); int pci_disable_link_state_locked(struct pci_dev *pdev, int state); int pci_enable_link_state(struct pci_dev *pdev, int state); +int pci_enable_link_state_locked(struct pci_dev *pdev, int state); void pcie_no_aspm(void); bool pcie_aspm_support_enabled(void); bool pcie_aspm_enabled(struct pci_dev *pdev); @@ -1839,6 +1840,8 @@ static inline int pci_disable_link_state_locked(struct pci_dev *pdev, int state) { return 0; } static inline int pci_enable_link_state(struct pci_dev *pdev, int state) { return 0; } +static inline int pci_enable_link_state_locked(struct pci_dev *pdev, int state) +{ return 0; } static inline void pcie_no_aspm(void) { } static inline bool pcie_aspm_support_enabled(void) { return false; } static inline bool pcie_aspm_enabled(struct pci_dev *pdev) { return false; } diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h index d01351b1526f..3a44dd1e33d2 100644 --- a/include/linux/percpu_counter.h +++ b/include/linux/percpu_counter.h @@ -57,6 +57,8 @@ void percpu_counter_add_batch(struct percpu_counter *fbc, s64 amount, s32 batch); s64 __percpu_counter_sum(struct percpu_counter *fbc); int __percpu_counter_compare(struct percpu_counter *fbc, s64 rhs, s32 batch); +bool __percpu_counter_limited_add(struct percpu_counter *fbc, s64 limit, + s64 amount, s32 batch); void percpu_counter_sync(struct percpu_counter *fbc); static inline int percpu_counter_compare(struct percpu_counter *fbc, s64 rhs) @@ -69,6 +71,13 @@ static inline void percpu_counter_add(struct percpu_counter *fbc, s64 amount) percpu_counter_add_batch(fbc, amount, percpu_counter_batch); } +static inline bool +percpu_counter_limited_add(struct percpu_counter *fbc, s64 limit, s64 amount) +{ + return __percpu_counter_limited_add(fbc, limit, amount, + percpu_counter_batch); +} + /* * With percpu_counter_add_local() and percpu_counter_sub_local(), counts * are accumulated in local per cpu counter and not in fbc->count until @@ -185,6 +194,27 @@ percpu_counter_add(struct percpu_counter *fbc, s64 amount) local_irq_restore(flags); } +static inline bool +percpu_counter_limited_add(struct percpu_counter *fbc, s64 limit, s64 amount) +{ + unsigned long flags; + bool good = false; + s64 count; + + if (amount == 0) + return true; + + local_irq_save(flags); + count = fbc->count + amount; + if ((amount > 0 && count <= limit) || + (amount < 0 && count >= limit)) { + fbc->count = count; + good = true; + } + local_irq_restore(flags); + return good; +} + /* non-SMP percpu_counter_add_local is the same with percpu_counter_add */ static inline void percpu_counter_add_local(struct percpu_counter *fbc, s64 amount) diff --git a/include/linux/perf/arm_pmuv3.h b/include/linux/perf/arm_pmuv3.h index e3899bd77f5c..9c226adf938a 100644 --- a/include/linux/perf/arm_pmuv3.h +++ b/include/linux/perf/arm_pmuv3.h @@ -234,9 +234,12 @@ /* * Event filters for PMUv3 */ -#define ARMV8_PMU_EXCLUDE_EL1 (1U << 31) -#define ARMV8_PMU_EXCLUDE_EL0 (1U << 30) -#define ARMV8_PMU_INCLUDE_EL2 (1U << 27) +#define ARMV8_PMU_EXCLUDE_EL1 (1U << 31) +#define ARMV8_PMU_EXCLUDE_EL0 (1U << 30) +#define ARMV8_PMU_EXCLUDE_NS_EL1 (1U << 29) +#define ARMV8_PMU_EXCLUDE_NS_EL0 (1U << 28) +#define ARMV8_PMU_INCLUDE_EL2 (1U << 27) +#define ARMV8_PMU_EXCLUDE_EL3 (1U << 26) /* * PMUSERENR: user enable reg diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index afb028c54f33..5547ba68e6e4 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -843,11 +843,11 @@ struct perf_event { }; /* - * ,-----------------------[1:n]----------------------. - * V V - * perf_event_context <-[1:n]-> perf_event_pmu_context <--- perf_event - * ^ ^ | | - * `--------[1:n]---------' `-[n:1]-> pmu <-[1:n]-' + * ,-----------------------[1:n]------------------------. + * V V + * perf_event_context <-[1:n]-> perf_event_pmu_context <-[1:n]- perf_event + * | | + * `--[n:1]-> pmu <-[1:n]--' * * * struct perf_event_pmu_context lifetime is refcount based and RCU freed @@ -865,6 +865,9 @@ struct perf_event { * ctx->mutex pinning the configuration. Since we hold a reference on * group_leader (through the filedesc) it can't go away, therefore it's * associated pmu_ctx must exist and cannot change due to ctx->mutex. + * + * perf_event holds a refcount on perf_event_context + * perf_event holds a refcount on perf_event_pmu_context */ struct perf_event_pmu_context { struct pmu *pmu; diff --git a/include/linux/pinctrl/consumer.h b/include/linux/pinctrl/consumer.h index 4729d54e8995..73de70362b98 100644 --- a/include/linux/pinctrl/consumer.h +++ b/include/linux/pinctrl/consumer.h @@ -17,6 +17,7 @@ #include <linux/pinctrl/pinctrl-state.h> struct device; +struct gpio_chip; /* This struct is private to the core and should be regarded as a cookie */ struct pinctrl; @@ -25,27 +26,30 @@ struct pinctrl_state; #ifdef CONFIG_PINCTRL /* External interface to pin control */ -extern bool pinctrl_gpio_can_use_line(unsigned gpio); -extern int pinctrl_gpio_request(unsigned gpio); -extern void pinctrl_gpio_free(unsigned gpio); -extern int pinctrl_gpio_direction_input(unsigned gpio); -extern int pinctrl_gpio_direction_output(unsigned gpio); -extern int pinctrl_gpio_set_config(unsigned gpio, unsigned long config); - -extern struct pinctrl * __must_check pinctrl_get(struct device *dev); -extern void pinctrl_put(struct pinctrl *p); -extern struct pinctrl_state * __must_check pinctrl_lookup_state(struct pinctrl *p, - const char *name); -extern int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *s); - -extern struct pinctrl * __must_check devm_pinctrl_get(struct device *dev); -extern void devm_pinctrl_put(struct pinctrl *p); -extern int pinctrl_select_default_state(struct device *dev); +bool pinctrl_gpio_can_use_line(struct gpio_chip *gc, unsigned int offset); +int pinctrl_gpio_request(struct gpio_chip *gc, unsigned int offset); +void pinctrl_gpio_free(struct gpio_chip *gc, unsigned int offset); +int pinctrl_gpio_direction_input(struct gpio_chip *gc, + unsigned int offset); +int pinctrl_gpio_direction_output(struct gpio_chip *gc, + unsigned int offset); +int pinctrl_gpio_set_config(struct gpio_chip *gc, unsigned int offset, + unsigned long config); + +struct pinctrl * __must_check pinctrl_get(struct device *dev); +void pinctrl_put(struct pinctrl *p); +struct pinctrl_state * __must_check pinctrl_lookup_state(struct pinctrl *p, + const char *name); +int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *s); + +struct pinctrl * __must_check devm_pinctrl_get(struct device *dev); +void devm_pinctrl_put(struct pinctrl *p); +int pinctrl_select_default_state(struct device *dev); #ifdef CONFIG_PM -extern int pinctrl_pm_select_default_state(struct device *dev); -extern int pinctrl_pm_select_sleep_state(struct device *dev); -extern int pinctrl_pm_select_idle_state(struct device *dev); +int pinctrl_pm_select_default_state(struct device *dev); +int pinctrl_pm_select_sleep_state(struct device *dev); +int pinctrl_pm_select_idle_state(struct device *dev); #else static inline int pinctrl_pm_select_default_state(struct device *dev) { @@ -63,31 +67,38 @@ static inline int pinctrl_pm_select_idle_state(struct device *dev) #else /* !CONFIG_PINCTRL */ -static inline bool pinctrl_gpio_can_use_line(unsigned gpio) +static inline bool +pinctrl_gpio_can_use_line(struct gpio_chip *gc, unsigned int offset) { return true; } -static inline int pinctrl_gpio_request(unsigned gpio) +static inline int +pinctrl_gpio_request(struct gpio_chip *gc, unsigned int offset) { return 0; } -static inline void pinctrl_gpio_free(unsigned gpio) +static inline void +pinctrl_gpio_free(struct gpio_chip *gc, unsigned int offset) { } -static inline int pinctrl_gpio_direction_input(unsigned gpio) +static inline int +pinctrl_gpio_direction_input(struct gpio_chip *gc, unsigned int offset) { return 0; } -static inline int pinctrl_gpio_direction_output(unsigned gpio) +static inline int +pinctrl_gpio_direction_output(struct gpio_chip *gc, unsigned int offset) { return 0; } -static inline int pinctrl_gpio_set_config(unsigned gpio, unsigned long config) +static inline int +pinctrl_gpio_set_config(struct gpio_chip *gc, unsigned int offset, + unsigned long config) { return 0; } diff --git a/include/linux/pinctrl/machine.h b/include/linux/pinctrl/machine.h index 0639b36f43c5..ee8803f6ad07 100644 --- a/include/linux/pinctrl/machine.h +++ b/include/linux/pinctrl/machine.h @@ -11,7 +11,7 @@ #ifndef __LINUX_PINCTRL_MACHINE_H #define __LINUX_PINCTRL_MACHINE_H -#include <linux/kernel.h> /* ARRAY_SIZE() */ +#include <linux/array_size.h> #include <linux/pinctrl/pinctrl-state.h> diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h index ab721cf13a98..7dae17b62a4d 100644 --- a/include/linux/platform_data/cros_ec_commands.h +++ b/include/linux/platform_data/cros_ec_commands.h @@ -4436,8 +4436,20 @@ struct ec_response_i2c_passthru_protect { * These commands are for sending and receiving message via HDMI CEC */ +#define EC_CEC_MAX_PORTS 16 + #define MAX_CEC_MSG_LEN 16 +/* + * Helper macros for packing/unpacking cec_events. + * bits[27:0] : bitmask of events from enum mkbp_cec_event + * bits[31:28]: port number + */ +#define EC_MKBP_EVENT_CEC_PACK(events, port) \ + (((events) & GENMASK(27, 0)) | (((port) & 0xf) << 28)) +#define EC_MKBP_EVENT_CEC_GET_EVENTS(event) ((event) & GENMASK(27, 0)) +#define EC_MKBP_EVENT_CEC_GET_PORT(event) (((event) >> 28) & 0xf) + /* CEC message from the AP to be written on the CEC bus */ #define EC_CMD_CEC_WRITE_MSG 0x00B8 @@ -4449,19 +4461,54 @@ struct ec_params_cec_write { uint8_t msg[MAX_CEC_MSG_LEN]; } __ec_align1; +/** + * struct ec_params_cec_write_v1 - Message to write to the CEC bus + * @port: CEC port to write the message on + * @msg_len: length of msg in bytes + * @msg: message content to write to the CEC bus + */ +struct ec_params_cec_write_v1 { + uint8_t port; + uint8_t msg_len; + uint8_t msg[MAX_CEC_MSG_LEN]; +} __ec_align1; + +/* CEC message read from a CEC bus reported back to the AP */ +#define EC_CMD_CEC_READ_MSG 0x00B9 + +/** + * struct ec_params_cec_read - Read a message from the CEC bus + * @port: CEC port to read a message on + */ +struct ec_params_cec_read { + uint8_t port; +} __ec_align1; + +/** + * struct ec_response_cec_read - Message read from the CEC bus + * @msg_len: length of msg in bytes + * @msg: message content read from the CEC bus + */ +struct ec_response_cec_read { + uint8_t msg_len; + uint8_t msg[MAX_CEC_MSG_LEN]; +} __ec_align1; + /* Set various CEC parameters */ #define EC_CMD_CEC_SET 0x00BA /** * struct ec_params_cec_set - CEC parameters set * @cmd: parameter type, can be CEC_CMD_ENABLE or CEC_CMD_LOGICAL_ADDRESS + * @port: CEC port to set the parameter on * @val: in case cmd is CEC_CMD_ENABLE, this field can be 0 to disable CEC * or 1 to enable CEC functionality, in case cmd is * CEC_CMD_LOGICAL_ADDRESS, this field encodes the requested logical * address between 0 and 15 or 0xff to unregister */ struct ec_params_cec_set { - uint8_t cmd; /* enum cec_command */ + uint8_t cmd : 4; /* enum cec_command */ + uint8_t port : 4; uint8_t val; } __ec_align1; @@ -4471,9 +4518,11 @@ struct ec_params_cec_set { /** * struct ec_params_cec_get - CEC parameters get * @cmd: parameter type, can be CEC_CMD_ENABLE or CEC_CMD_LOGICAL_ADDRESS + * @port: CEC port to get the parameter on */ struct ec_params_cec_get { - uint8_t cmd; /* enum cec_command */ + uint8_t cmd : 4; /* enum cec_command */ + uint8_t port : 4; } __ec_align1; /** @@ -4487,6 +4536,17 @@ struct ec_response_cec_get { uint8_t val; } __ec_align1; +/* Get the number of CEC ports */ +#define EC_CMD_CEC_PORT_COUNT 0x00C1 + +/** + * struct ec_response_cec_port_count - CEC port count response + * @port_count: number of CEC ports + */ +struct ec_response_cec_port_count { + uint8_t port_count; +} __ec_align1; + /* CEC parameters command */ enum cec_command { /* CEC reading, writing and events enable */ @@ -4501,6 +4561,8 @@ enum mkbp_cec_event { EC_MKBP_CEC_SEND_OK = BIT(0), /* Outgoing message was not acknowledged */ EC_MKBP_CEC_SEND_FAILED = BIT(1), + /* Incoming message can be read out by AP */ + EC_MKBP_CEC_HAVE_DATA = BIT(2), }; /*****************************************************************************/ diff --git a/include/linux/platform_data/omap-twl4030.h b/include/linux/platform_data/omap-twl4030.h index 0dd851ea1c72..7fcb55fe21c9 100644 --- a/include/linux/platform_data/omap-twl4030.h +++ b/include/linux/platform_data/omap-twl4030.h @@ -37,9 +37,6 @@ struct omap_tw4030_pdata { bool has_digimic0; bool has_digimic1; u8 has_linein; - - /* Jack detect GPIO or <= 0 if it is not implemented */ - int jack_detect; }; #endif /* _OMAP_TWL4030_H_ */ diff --git a/include/linux/platform_data/shmob_drm.h b/include/linux/platform_data/shmob_drm.h index d661399b217d..6c19d4fbbe39 100644 --- a/include/linux/platform_data/shmob_drm.h +++ b/include/linux/platform_data/shmob_drm.h @@ -10,7 +10,7 @@ #ifndef __SHMOB_DRM_H__ #define __SHMOB_DRM_H__ -#include <drm/drm_mode.h> +#include <video/videomode.h> enum shmob_drm_clk_source { SHMOB_DRM_CLK_BUS, @@ -18,72 +18,21 @@ enum shmob_drm_clk_source { SHMOB_DRM_CLK_EXTERNAL, }; -enum shmob_drm_interface { - SHMOB_DRM_IFACE_RGB8, /* 24bpp, 8:8:8 */ - SHMOB_DRM_IFACE_RGB9, /* 18bpp, 9:9 */ - SHMOB_DRM_IFACE_RGB12A, /* 24bpp, 12:12 */ - SHMOB_DRM_IFACE_RGB12B, /* 12bpp */ - SHMOB_DRM_IFACE_RGB16, /* 16bpp */ - SHMOB_DRM_IFACE_RGB18, /* 18bpp */ - SHMOB_DRM_IFACE_RGB24, /* 24bpp */ - SHMOB_DRM_IFACE_YUV422, /* 16bpp */ - SHMOB_DRM_IFACE_SYS8A, /* 24bpp, 8:8:8 */ - SHMOB_DRM_IFACE_SYS8B, /* 18bpp, 8:8:2 */ - SHMOB_DRM_IFACE_SYS8C, /* 18bpp, 2:8:8 */ - SHMOB_DRM_IFACE_SYS8D, /* 16bpp, 8:8 */ - SHMOB_DRM_IFACE_SYS9, /* 18bpp, 9:9 */ - SHMOB_DRM_IFACE_SYS12, /* 24bpp, 12:12 */ - SHMOB_DRM_IFACE_SYS16A, /* 16bpp */ - SHMOB_DRM_IFACE_SYS16B, /* 18bpp, 16:2 */ - SHMOB_DRM_IFACE_SYS16C, /* 18bpp, 2:16 */ - SHMOB_DRM_IFACE_SYS18, /* 18bpp */ - SHMOB_DRM_IFACE_SYS24, /* 24bpp */ -}; - -struct shmob_drm_backlight_data { - const char *name; - int max_brightness; - int (*get_brightness)(void); - int (*set_brightness)(int brightness); -}; - struct shmob_drm_panel_data { unsigned int width_mm; /* Panel width in mm */ unsigned int height_mm; /* Panel height in mm */ - struct drm_mode_modeinfo mode; + struct videomode mode; }; -struct shmob_drm_sys_interface_data { - unsigned int read_latch:6; - unsigned int read_setup:8; - unsigned int read_cycle:8; - unsigned int read_strobe:8; - unsigned int write_setup:8; - unsigned int write_cycle:8; - unsigned int write_strobe:8; - unsigned int cs_setup:3; - unsigned int vsync_active_high:1; - unsigned int vsync_dir_input:1; -}; - -#define SHMOB_DRM_IFACE_FL_DWPOL (1 << 0) /* Rising edge dot clock data latch */ -#define SHMOB_DRM_IFACE_FL_DIPOL (1 << 1) /* Active low display enable */ -#define SHMOB_DRM_IFACE_FL_DAPOL (1 << 2) /* Active low display data */ -#define SHMOB_DRM_IFACE_FL_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */ -#define SHMOB_DRM_IFACE_FL_DWCNT (1 << 4) /* Disable dotclock during blanking */ - struct shmob_drm_interface_data { - enum shmob_drm_interface interface; - struct shmob_drm_sys_interface_data sys; + unsigned int bus_fmt; /* MEDIA_BUS_FMT_* */ unsigned int clk_div; - unsigned int flags; }; struct shmob_drm_platform_data { enum shmob_drm_clk_source clk_source; struct shmob_drm_interface_data iface; struct shmob_drm_panel_data panel; - struct shmob_drm_backlight_data backlight; }; #endif /* __SHMOB_DRM_H__ */ diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h index 63e630276499..ab1c7deff118 100644 --- a/include/linux/platform_data/x86/asus-wmi.h +++ b/include/linux/platform_data/x86/asus-wmi.h @@ -114,6 +114,9 @@ /* Charging mode - 1=Barrel, 2=USB */ #define ASUS_WMI_DEVID_CHARGE_MODE 0x0012006C +/* MCU powersave mode */ +#define ASUS_WMI_DEVID_MCU_POWERSAVE 0x001200E2 + /* epu is connected? 1 == true */ #define ASUS_WMI_DEVID_EGPU_CONNECTED 0x00090018 /* egpu on/off */ diff --git a/include/linux/property.h b/include/linux/property.h index 8c3c6685a2ae..9f2585d705a8 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -10,6 +10,7 @@ #ifndef _LINUX_PROPERTY_H_ #define _LINUX_PROPERTY_H_ +#include <linux/args.h> #include <linux/bits.h> #include <linux/fwnode.h> #include <linux/stddef.h> @@ -288,7 +289,7 @@ struct software_node_ref_args { #define SOFTWARE_NODE_REFERENCE(_ref_, ...) \ (const struct software_node_ref_args) { \ .node = _ref_, \ - .nargs = ARRAY_SIZE(((u64[]){ 0, ##__VA_ARGS__ })) - 1, \ + .nargs = COUNT_ARGS(__VA_ARGS__), \ .args = { __VA_ARGS__ }, \ } diff --git a/include/linux/pwm.h b/include/linux/pwm.h index d2f9f690a9c1..cda3597b84f2 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -41,8 +41,8 @@ struct pwm_args { }; enum { - PWMF_REQUESTED = 1 << 0, - PWMF_EXPORTED = 1 << 1, + PWMF_REQUESTED = 0, + PWMF_EXPORTED = 1, }; /* @@ -71,7 +71,6 @@ struct pwm_state { * @hwpwm: per-chip relative index of the PWM device * @pwm: global index of the PWM device * @chip: PWM chip providing this PWM device - * @chip_data: chip-private data associated with the PWM device * @args: PWM arguments * @state: last applied state * @last: last implemented state (for PWM_DEBUG) @@ -82,7 +81,6 @@ struct pwm_device { unsigned int hwpwm; unsigned int pwm; struct pwm_chip *chip; - void *chip_data; struct pwm_args args; struct pwm_state state; @@ -267,7 +265,6 @@ struct pwm_capture { * @get_state: get the current PWM state. This function is only * called once per PWM device when the PWM chip is * registered. - * @owner: helps prevent removal of modules exporting active PWMs */ struct pwm_ops { int (*request)(struct pwm_chip *chip, struct pwm_device *pwm); @@ -278,13 +275,13 @@ struct pwm_ops { const struct pwm_state *state); int (*get_state)(struct pwm_chip *chip, struct pwm_device *pwm, struct pwm_state *state); - struct module *owner; }; /** * struct pwm_chip - abstract a PWM controller * @dev: device providing the PWMs * @ops: callbacks for this PWM controller + * @owner: module providing this chip * @base: number of first PWM controlled by this chip * @npwm: number of PWMs controlled by this chip * @of_xlate: request a PWM device given a device tree PWM specifier @@ -295,6 +292,7 @@ struct pwm_ops { struct pwm_chip { struct device *dev; const struct pwm_ops *ops; + struct module *owner; int base; unsigned int npwm; @@ -383,13 +381,13 @@ static inline void pwm_disable(struct pwm_device *pwm) /* PWM provider APIs */ int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result, unsigned long timeout); -int pwm_set_chip_data(struct pwm_device *pwm, void *data); -void *pwm_get_chip_data(struct pwm_device *pwm); -int pwmchip_add(struct pwm_chip *chip); +int __pwmchip_add(struct pwm_chip *chip, struct module *owner); +#define pwmchip_add(chip) __pwmchip_add(chip, THIS_MODULE) void pwmchip_remove(struct pwm_chip *chip); -int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip); +int __devm_pwmchip_add(struct device *dev, struct pwm_chip *chip, struct module *owner); +#define devm_pwmchip_add(dev, chip) __devm_pwmchip_add(dev, chip, THIS_MODULE) struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip, unsigned int index, @@ -445,16 +443,6 @@ static inline int pwm_capture(struct pwm_device *pwm, return -EINVAL; } -static inline int pwm_set_chip_data(struct pwm_device *pwm, void *data) -{ - return -EINVAL; -} - -static inline void *pwm_get_chip_data(struct pwm_device *pwm) -{ - return NULL; -} - static inline int pwmchip_add(struct pwm_chip *chip) { return -EINVAL; diff --git a/include/linux/reboot.h b/include/linux/reboot.h index 2b6bb593be5b..c4cc3b89ced1 100644 --- a/include/linux/reboot.h +++ b/include/linux/reboot.h @@ -129,11 +129,14 @@ enum sys_off_mode { * @cb_data: User's callback data. * @cmd: Command string. Currently used only by the sys-off restart mode, * NULL otherwise. + * @dev: Device of the sys-off handler. Only if known (devm_register_*), + * NULL otherwise. */ struct sys_off_data { int mode; void *cb_data; const char *cmd; + struct device *dev; }; struct sys_off_handler * diff --git a/include/linux/rethook.h b/include/linux/rethook.h index ce69b2b7bc35..ba60962805f6 100644 --- a/include/linux/rethook.h +++ b/include/linux/rethook.h @@ -28,7 +28,12 @@ typedef void (*rethook_handler_t) (struct rethook_node *, void *, unsigned long, */ struct rethook { void *data; - rethook_handler_t handler; + /* + * To avoid sparse warnings, this uses a raw function pointer with + * __rcu, instead of rethook_handler_t. But this must be same as + * rethook_handler_t. + */ + void (__rcu *handler) (struct rethook_node *, void *, unsigned long, struct pt_regs *); struct objpool_head pool; struct rcu_head rcu; }; diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 51cc21ebb568..b26fe858fd44 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -189,7 +189,7 @@ typedef int __bitwise rmap_t; /* * rmap interfaces called when adding or removing pte of page */ -void page_move_anon_rmap(struct page *, struct vm_area_struct *); +void folio_move_anon_rmap(struct folio *, struct vm_area_struct *); void page_add_anon_rmap(struct page *, struct vm_area_struct *, unsigned long address, rmap_t flags); void page_add_new_anon_rmap(struct page *, struct vm_area_struct *, @@ -203,7 +203,7 @@ void folio_add_file_rmap_range(struct folio *, struct page *, unsigned int nr, void page_remove_rmap(struct page *, struct vm_area_struct *, bool compound); -void hugepage_add_anon_rmap(struct page *, struct vm_area_struct *, +void hugepage_add_anon_rmap(struct folio *, struct vm_area_struct *, unsigned long address, rmap_t flags); void hugepage_add_new_anon_rmap(struct folio *, struct vm_area_struct *, unsigned long address); diff --git a/include/linux/sched.h b/include/linux/sched.h index 12ec109ce8c9..292c31697248 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1007,7 +1007,6 @@ struct task_struct { /* PID/PID hash table linkage. */ struct pid *thread_pid; struct hlist_node pid_links[PIDTYPE_MAX]; - struct list_head thread_group; struct list_head thread_node; struct completion *vfork_done; @@ -1448,6 +1447,10 @@ struct task_struct { struct mem_cgroup *active_memcg; #endif +#ifdef CONFIG_MEMCG_KMEM + struct obj_cgroup *objcg; +#endif + #ifdef CONFIG_BLK_CGROUP struct gendisk *throttle_disk; #endif diff --git a/include/linux/sched/coredump.h b/include/linux/sched/coredump.h index 0ee96ea7a0e9..02f5090ffea2 100644 --- a/include/linux/sched/coredump.h +++ b/include/linux/sched/coredump.h @@ -71,6 +71,7 @@ static inline int get_dumpable(struct mm_struct *mm) #define MMF_UNSTABLE 22 /* mm is unstable for copy_from_user */ #define MMF_HUGE_ZERO_PAGE 23 /* mm has ever used the global huge zero page */ #define MMF_DISABLE_THP 24 /* disable THP for all VMAs */ +#define MMF_DISABLE_THP_MASK (1 << MMF_DISABLE_THP) #define MMF_OOM_REAP_QUEUED 25 /* mm was queued for oom_reaper */ #define MMF_MULTIPROCESS 26 /* mm is shared between processes */ /* @@ -85,10 +86,22 @@ static inline int get_dumpable(struct mm_struct *mm) #define MMF_HAS_MDWE 28 #define MMF_HAS_MDWE_MASK (1 << MMF_HAS_MDWE) -#define MMF_DISABLE_THP_MASK (1 << MMF_DISABLE_THP) + +#define MMF_HAS_MDWE_NO_INHERIT 29 + +#define MMF_VM_MERGE_ANY 30 +#define MMF_VM_MERGE_ANY_MASK (1 << MMF_VM_MERGE_ANY) #define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK |\ - MMF_DISABLE_THP_MASK | MMF_HAS_MDWE_MASK) + MMF_DISABLE_THP_MASK | MMF_HAS_MDWE_MASK |\ + MMF_VM_MERGE_ANY_MASK) + +static inline unsigned long mmf_init_flags(unsigned long flags) +{ + if (flags & (1UL << MMF_HAS_MDWE_NO_INHERIT)) + flags &= ~((1UL << MMF_HAS_MDWE) | + (1UL << MMF_HAS_MDWE_NO_INHERIT)); + return flags & MMF_INIT_MASK; +} -#define MMF_VM_MERGE_ANY 29 #endif /* _LINUX_SCHED_COREDUMP_H */ diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 8d89c8c4fac1..9a19f1b42f64 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -403,6 +403,10 @@ DECLARE_PER_CPU(struct mem_cgroup *, int_active_memcg); * __GFP_ACCOUNT allocations till the end of the scope will be charged to the * given memcg. * + * Please, make sure that caller has a reference to the passed memcg structure, + * so its lifetime is guaranteed to exceed the scope between two + * set_active_memcg() calls. + * * NOTE: This function can nest. Users must save the return value and * reset the previous value after their own charging scope is over. */ diff --git a/include/linux/sched/numa_balancing.h b/include/linux/sched/numa_balancing.h index b69afb8630db..52b22c5c396d 100644 --- a/include/linux/sched/numa_balancing.h +++ b/include/linux/sched/numa_balancing.h @@ -30,8 +30,8 @@ extern void task_numa_fault(int last_node, int node, int pages, int flags); extern pid_t task_numa_group_id(struct task_struct *p); extern void set_numabalancing_state(bool enabled); extern void task_numa_free(struct task_struct *p, bool final); -extern bool should_numa_migrate_memory(struct task_struct *p, struct page *page, - int src_nid, int dst_cpu); +bool should_numa_migrate_memory(struct task_struct *p, struct folio *folio, + int src_nid, int dst_cpu); #else static inline void task_numa_fault(int last_node, int node, int pages, int flags) @@ -48,7 +48,7 @@ static inline void task_numa_free(struct task_struct *p, bool final) { } static inline bool should_numa_migrate_memory(struct task_struct *p, - struct page *page, int src_nid, int dst_cpu) + struct folio *folio, int src_nid, int dst_cpu) { return true; } diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index 3b28cff24cc1..3499c1a8b929 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -707,15 +707,26 @@ bool same_thread_group(struct task_struct *p1, struct task_struct *p2) return p1->signal == p2->signal; } -static inline struct task_struct *next_thread(const struct task_struct *p) +/* + * returns NULL if p is the last thread in the thread group + */ +static inline struct task_struct *__next_thread(struct task_struct *p) +{ + return list_next_or_null_rcu(&p->signal->thread_head, + &p->thread_node, + struct task_struct, + thread_node); +} + +static inline struct task_struct *next_thread(struct task_struct *p) { - return list_entry_rcu(p->thread_group.next, - struct task_struct, thread_group); + return __next_thread(p) ?: p->group_leader; } static inline int thread_group_empty(struct task_struct *p) { - return list_empty(&p->thread_group); + return thread_group_leader(p) && + list_is_last(&p->thread_node, &p->signal->thread_head); } #define delay_group_leader(p) \ diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h index 515d7fcb9634..5fb1f12c33f9 100644 --- a/include/linux/seq_buf.h +++ b/include/linux/seq_buf.h @@ -14,19 +14,25 @@ * @buffer: pointer to the buffer * @size: size of the buffer * @len: the amount of data inside the buffer - * @readpos: The next position to read in the buffer. */ struct seq_buf { char *buffer; size_t size; size_t len; - loff_t readpos; }; +#define DECLARE_SEQ_BUF(NAME, SIZE) \ + char __ ## NAME ## _buffer[SIZE] = ""; \ + struct seq_buf NAME = { \ + .buffer = &__ ## NAME ## _buffer, \ + .size = SIZE, \ + } + static inline void seq_buf_clear(struct seq_buf *s) { s->len = 0; - s->readpos = 0; + if (s->size) + s->buffer[0] = '\0'; } static inline void @@ -39,7 +45,7 @@ seq_buf_init(struct seq_buf *s, char *buf, unsigned int size) /* * seq_buf have a buffer that might overflow. When this happens - * the len and size are set to be equal. + * len is set to be greater than size. */ static inline bool seq_buf_has_overflowed(struct seq_buf *s) @@ -72,8 +78,8 @@ static inline unsigned int seq_buf_used(struct seq_buf *s) } /** - * seq_buf_terminate - Make sure buffer is nul terminated - * @s: the seq_buf descriptor to terminate. + * seq_buf_str - get %NUL-terminated C string from seq_buf + * @s: the seq_buf handle * * This makes sure that the buffer in @s is nul terminated and * safe to read as a string. @@ -84,16 +90,20 @@ static inline unsigned int seq_buf_used(struct seq_buf *s) * * After this function is called, s->buffer is safe to use * in string operations. + * + * Returns @s->buf after making sure it is terminated. */ -static inline void seq_buf_terminate(struct seq_buf *s) +static inline const char *seq_buf_str(struct seq_buf *s) { if (WARN_ON(s->size == 0)) - return; + return ""; if (seq_buf_buffer_left(s)) s->buffer[s->len] = 0; else s->buffer[s->size - 1] = 0; + + return s->buffer; } /** @@ -143,7 +153,7 @@ extern __printf(2, 0) int seq_buf_vprintf(struct seq_buf *s, const char *fmt, va_list args); extern int seq_buf_print_seq(struct seq_file *m, struct seq_buf *s); extern int seq_buf_to_user(struct seq_buf *s, char __user *ubuf, - int cnt); + size_t start, int cnt); extern int seq_buf_puts(struct seq_buf *s, const char *str); extern int seq_buf_putc(struct seq_buf *s, unsigned char c); extern int seq_buf_putmem(struct seq_buf *s, const void *mem, unsigned int len); diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index 386ab580b839..234bcdb1fba4 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -207,6 +207,21 @@ static const struct file_operations __name ## _fops = { \ .release = single_release, \ } +#define DEFINE_SHOW_STORE_ATTRIBUTE(__name) \ +static int __name ## _open(struct inode *inode, struct file *file) \ +{ \ + return single_open(file, __name ## _show, inode->i_private); \ +} \ + \ +static const struct file_operations __name ## _fops = { \ + .owner = THIS_MODULE, \ + .open = __name ## _open, \ + .read = seq_read, \ + .write = __name ## _write, \ + .llseek = seq_lseek, \ + .release = single_release, \ +} + #define DEFINE_PROC_SHOW_ATTRIBUTE(__name) \ static int __name ## _open(struct inode *inode, struct file *file) \ { \ diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index bb6f073bc159..89f7b6c63598 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -588,6 +588,85 @@ struct uart_port { void *private_data; /* generic platform data pointer */ }; +/** + * uart_port_lock - Lock the UART port + * @up: Pointer to UART port structure + */ +static inline void uart_port_lock(struct uart_port *up) +{ + spin_lock(&up->lock); +} + +/** + * uart_port_lock_irq - Lock the UART port and disable interrupts + * @up: Pointer to UART port structure + */ +static inline void uart_port_lock_irq(struct uart_port *up) +{ + spin_lock_irq(&up->lock); +} + +/** + * uart_port_lock_irqsave - Lock the UART port, save and disable interrupts + * @up: Pointer to UART port structure + * @flags: Pointer to interrupt flags storage + */ +static inline void uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags) +{ + spin_lock_irqsave(&up->lock, *flags); +} + +/** + * uart_port_trylock - Try to lock the UART port + * @up: Pointer to UART port structure + * + * Returns: True if lock was acquired, false otherwise + */ +static inline bool uart_port_trylock(struct uart_port *up) +{ + return spin_trylock(&up->lock); +} + +/** + * uart_port_trylock_irqsave - Try to lock the UART port, save and disable interrupts + * @up: Pointer to UART port structure + * @flags: Pointer to interrupt flags storage + * + * Returns: True if lock was acquired, false otherwise + */ +static inline bool uart_port_trylock_irqsave(struct uart_port *up, unsigned long *flags) +{ + return spin_trylock_irqsave(&up->lock, *flags); +} + +/** + * uart_port_unlock - Unlock the UART port + * @up: Pointer to UART port structure + */ +static inline void uart_port_unlock(struct uart_port *up) +{ + spin_unlock(&up->lock); +} + +/** + * uart_port_unlock_irq - Unlock the UART port and re-enable interrupts + * @up: Pointer to UART port structure + */ +static inline void uart_port_unlock_irq(struct uart_port *up) +{ + spin_unlock_irq(&up->lock); +} + +/** + * uart_port_unlock_irqrestore - Unlock the UART port, restore interrupts + * @up: Pointer to UART port structure + * @flags: The saved interrupt flags for restore + */ +static inline void uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags) +{ + spin_unlock_irqrestore(&up->lock, flags); +} + static inline int serial_port_in(struct uart_port *up, int offset) { return up->serial_in(up, offset); @@ -956,14 +1035,14 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port) u8 sysrq_ch; if (!port->has_sysrq) { - spin_unlock(&port->lock); + uart_port_unlock(port); return; } sysrq_ch = port->sysrq_ch; port->sysrq_ch = 0; - spin_unlock(&port->lock); + uart_port_unlock(port); if (sysrq_ch) handle_sysrq(sysrq_ch); @@ -975,14 +1054,14 @@ static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port u8 sysrq_ch; if (!port->has_sysrq) { - spin_unlock_irqrestore(&port->lock, flags); + uart_port_unlock_irqrestore(port, flags); return; } sysrq_ch = port->sysrq_ch; port->sysrq_ch = 0; - spin_unlock_irqrestore(&port->lock, flags); + uart_port_unlock_irqrestore(port, flags); if (sysrq_ch) handle_sysrq(sysrq_ch); @@ -998,12 +1077,12 @@ static inline int uart_prepare_sysrq_char(struct uart_port *port, u8 ch) } static inline void uart_unlock_and_check_sysrq(struct uart_port *port) { - spin_unlock(&port->lock); + uart_port_unlock(port); } static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port, unsigned long flags) { - spin_unlock_irqrestore(&port->lock, flags); + uart_port_unlock_irqrestore(port, flags); } #endif /* CONFIG_MAGIC_SYSRQ_SERIAL */ diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h index 6b0c626620f5..2caa6b86106a 100644 --- a/include/linux/shmem_fs.h +++ b/include/linux/shmem_fs.h @@ -23,18 +23,22 @@ struct shmem_inode_info { unsigned long flags; unsigned long alloced; /* data pages alloced to file */ unsigned long swapped; /* subtotal assigned to swap */ - pgoff_t fallocend; /* highest fallocate endindex */ - struct list_head shrinklist; /* shrinkable hpage inodes */ - struct list_head swaplist; /* chain of maybes on swap */ + union { + struct offset_ctx dir_offsets; /* stable directory offsets */ + struct { + struct list_head shrinklist; /* shrinkable hpage inodes */ + struct list_head swaplist; /* chain of maybes on swap */ + }; + }; + struct timespec64 i_crtime; /* file creation time */ struct shared_policy policy; /* NUMA memory alloc policy */ struct simple_xattrs xattrs; /* list of xattrs */ + pgoff_t fallocend; /* highest fallocate endindex */ + unsigned int fsflags; /* for FS_IOC_[SG]ETFLAGS */ atomic_t stop_eviction; /* hold when working on inode */ - struct timespec64 i_crtime; /* file creation time */ - unsigned int fsflags; /* flags for FS_IOC_[SG]ETFLAGS */ #ifdef CONFIG_TMPFS_QUOTA struct dquot *i_dquot[MAXQUOTAS]; #endif - struct offset_ctx dir_offsets; /* stable entry offsets */ struct inode vfs_inode; }; diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h index 224293b2dd06..1a00be90d93a 100644 --- a/include/linux/shrinker.h +++ b/include/linux/shrinker.h @@ -4,6 +4,25 @@ #include <linux/atomic.h> #include <linux/types.h> +#include <linux/refcount.h> +#include <linux/completion.h> + +#define SHRINKER_UNIT_BITS BITS_PER_LONG + +/* + * Bitmap and deferred work of shrinker::id corresponding to memcg-aware + * shrinkers, which have elements charged to the memcg. + */ +struct shrinker_info_unit { + atomic_long_t nr_deferred[SHRINKER_UNIT_BITS]; + DECLARE_BITMAP(map, SHRINKER_UNIT_BITS); +}; + +struct shrinker_info { + struct rcu_head rcu; + int map_nr_max; + struct shrinker_info_unit *unit[]; +}; /* * This struct is used to pass information from page reclaim to the shrinkers. @@ -70,6 +89,19 @@ struct shrinker { int seeks; /* seeks to recreate an obj */ unsigned flags; + /* + * The reference count of this shrinker. Registered shrinker have an + * initial refcount of 1, then the lookup operations are now allowed + * to use it via shrinker_try_get(). Later in the unregistration step, + * the initial refcount will be discarded, and will free the shrinker + * asynchronously via RCU after its refcount reaches 0. + */ + refcount_t refcount; + struct completion done; /* use to wait for refcount to reach 0 */ + struct rcu_head rcu; + + void *private_data; + /* These are for internal use */ struct list_head list; #ifdef CONFIG_MEMCG @@ -86,48 +118,39 @@ struct shrinker { }; #define DEFAULT_SEEKS 2 /* A good number if you don't know better. */ -/* Flags */ -#define SHRINKER_REGISTERED (1 << 0) -#define SHRINKER_NUMA_AWARE (1 << 1) -#define SHRINKER_MEMCG_AWARE (1 << 2) +/* Internal flags */ +#define SHRINKER_REGISTERED BIT(0) +#define SHRINKER_ALLOCATED BIT(1) + +/* Flags for users to use */ +#define SHRINKER_NUMA_AWARE BIT(2) +#define SHRINKER_MEMCG_AWARE BIT(3) /* * It just makes sense when the shrinker is also MEMCG_AWARE for now, * non-MEMCG_AWARE shrinker should not have this flag set. */ -#define SHRINKER_NONSLAB (1 << 3) +#define SHRINKER_NONSLAB BIT(4) -extern int __printf(2, 3) prealloc_shrinker(struct shrinker *shrinker, - const char *fmt, ...); -extern void register_shrinker_prepared(struct shrinker *shrinker); -extern int __printf(2, 3) register_shrinker(struct shrinker *shrinker, - const char *fmt, ...); -extern void unregister_shrinker(struct shrinker *shrinker); -extern void free_prealloced_shrinker(struct shrinker *shrinker); -extern void synchronize_shrinkers(void); +__printf(2, 3) +struct shrinker *shrinker_alloc(unsigned int flags, const char *fmt, ...); +void shrinker_register(struct shrinker *shrinker); +void shrinker_free(struct shrinker *shrinker); -#ifdef CONFIG_SHRINKER_DEBUG -extern int shrinker_debugfs_add(struct shrinker *shrinker); -extern struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, - int *debugfs_id); -extern void shrinker_debugfs_remove(struct dentry *debugfs_entry, - int debugfs_id); -extern int __printf(2, 3) shrinker_debugfs_rename(struct shrinker *shrinker, - const char *fmt, ...); -#else /* CONFIG_SHRINKER_DEBUG */ -static inline int shrinker_debugfs_add(struct shrinker *shrinker) -{ - return 0; -} -static inline struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, - int *debugfs_id) +static inline bool shrinker_try_get(struct shrinker *shrinker) { - *debugfs_id = -1; - return NULL; + return refcount_inc_not_zero(&shrinker->refcount); } -static inline void shrinker_debugfs_remove(struct dentry *debugfs_entry, - int debugfs_id) + +static inline void shrinker_put(struct shrinker *shrinker) { + if (refcount_dec_and_test(&shrinker->refcount)) + complete(&shrinker->done); } + +#ifdef CONFIG_SHRINKER_DEBUG +extern int __printf(2, 3) shrinker_debugfs_rename(struct shrinker *shrinker, + const char *fmt, ...); +#else /* CONFIG_SHRINKER_DEBUG */ static inline __printf(2, 3) int shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...) { diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index c1637515a8a4..c953b8c0d2f4 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -106,6 +106,7 @@ struct sk_psock { struct mutex work_mutex; struct sk_psock_work_state work_state; struct delayed_work work; + struct sock *sk_pair; struct rcu_work rwork; }; diff --git a/include/linux/slab.h b/include/linux/slab.h index ff56ab804bf6..d6d6ffeeb9a2 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -764,6 +764,8 @@ static inline __alloc_size(1, 2) void *kvcalloc(size_t n, size_t size, gfp_t fla extern void *kvrealloc(const void *p, size_t oldsize, size_t newsize, gfp_t flags) __realloc_size(3); extern void kvfree(const void *addr); +DEFINE_FREE(kvfree, void *, if (_T) kvfree(_T)) + extern void kvfree_sensitive(const void *addr, size_t len); unsigned int kmem_cache_size(struct kmem_cache *s); diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 86825c88b576..255a0562aea5 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -566,6 +566,7 @@ struct spi_controller { #define SPI_CONTROLLER_MUST_RX BIT(3) /* Requires rx */ #define SPI_CONTROLLER_MUST_TX BIT(4) /* Requires tx */ #define SPI_CONTROLLER_GPIO_SS BIT(5) /* GPIO CS must select slave */ +#define SPI_CONTROLLER_SUSPENDED BIT(6) /* Currently suspended */ /* Flag indicating if the allocation of this struct is devres-managed */ bool devm_allocated; diff --git a/include/linux/spmi.h b/include/linux/spmi.h index eac1956a8727..2a4ce4144f9f 100644 --- a/include/linux/spmi.h +++ b/include/linux/spmi.h @@ -166,7 +166,7 @@ static inline void spmi_driver_unregister(struct spmi_driver *sdrv) struct device_node; -struct spmi_device *spmi_device_from_of(struct device_node *np); +struct spmi_device *spmi_find_device_by_of_node(struct device_node *np); int spmi_register_read(struct spmi_device *sdev, u8 addr, u8 *buf); int spmi_ext_register_read(struct spmi_device *sdev, u8 addr, u8 *buf, size_t len); diff --git a/include/linux/stackleak.h b/include/linux/stackleak.h index c36e7a3b45e7..3be2cb564710 100644 --- a/include/linux/stackleak.h +++ b/include/linux/stackleak.h @@ -14,6 +14,7 @@ #ifdef CONFIG_GCC_PLUGIN_STACKLEAK #include <asm/stacktrace.h> +#include <linux/linkage.h> /* * The lowest address on tsk's stack which we can plausibly erase. @@ -76,6 +77,11 @@ static inline void stackleak_task_init(struct task_struct *t) # endif } +asmlinkage void noinstr stackleak_erase(void); +asmlinkage void noinstr stackleak_erase_on_task_stack(void); +asmlinkage void noinstr stackleak_erase_off_task_stack(void); +void __no_caller_saved_registers noinstr stackleak_track_stack(void); + #else /* !CONFIG_GCC_PLUGIN_STACKLEAK */ static inline void stackleak_task_init(struct task_struct *t) { } #endif diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index 0b4658a7eceb..dee5ad6e48c5 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -175,6 +175,7 @@ struct stmmac_fpe_cfg { bool hs_enable; /* FPE handshake enable */ enum stmmac_fpe_state lp_fpe_state; /* Link Partner FPE state */ enum stmmac_fpe_state lo_fpe_state; /* Local station FPE state */ + u32 fpe_csr; /* MAC_FPE_CTRL_STS reg cache */ }; struct stmmac_safety_feature_cfg { diff --git a/include/linux/string.h b/include/linux/string.h index 5077776e995e..ce137830a0b9 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -2,6 +2,7 @@ #ifndef _LINUX_STRING_H_ #define _LINUX_STRING_H_ +#include <linux/array_size.h> #include <linux/compiler.h> /* for inline */ #include <linux/types.h> /* for size_t */ #include <linux/stddef.h> /* for NULL */ diff --git a/include/linux/stringify.h b/include/linux/stringify.h index 841cec8ed525..0e84cbe65270 100644 --- a/include/linux/stringify.h +++ b/include/linux/stringify.h @@ -9,4 +9,6 @@ #define __stringify_1(x...) #x #define __stringify(x...) __stringify_1(x) +#define FILE_LINE __FILE__ ":" __stringify(__LINE__) + #endif /* !__LINUX_STRINGIFY_H */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index af7358277f1c..e9d4377d03c6 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -92,6 +92,7 @@ struct rpc_clnt { }; const struct cred *cl_cred; unsigned int cl_max_connect; /* max number of transports not to the same IP */ + struct super_block *pipefs_sb; }; /* diff --git a/include/linux/superhyway.h b/include/linux/superhyway.h deleted file mode 100644 index 8d3376775813..000000000000 --- a/include/linux/superhyway.h +++ /dev/null @@ -1,107 +0,0 @@ -/* - * include/linux/superhyway.h - * - * SuperHyway Bus definitions - * - * Copyright (C) 2004, 2005 Paul Mundt <lethal@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __LINUX_SUPERHYWAY_H -#define __LINUX_SUPERHYWAY_H - -#include <linux/device.h> - -/* - * SuperHyway IDs - */ -#define SUPERHYWAY_DEVICE_ID_SH5_DMAC 0x0183 - -struct superhyway_vcr_info { - u8 perr_flags; /* P-port Error flags */ - u8 merr_flags; /* Module Error flags */ - u16 mod_vers; /* Module Version */ - u16 mod_id; /* Module ID */ - u8 bot_mb; /* Bottom Memory block */ - u8 top_mb; /* Top Memory block */ -}; - -struct superhyway_ops { - int (*read_vcr)(unsigned long base, struct superhyway_vcr_info *vcr); - int (*write_vcr)(unsigned long base, struct superhyway_vcr_info vcr); -}; - -struct superhyway_bus { - struct superhyway_ops *ops; -}; - -extern struct superhyway_bus superhyway_channels[]; - -struct superhyway_device_id { - unsigned int id; - unsigned long driver_data; -}; - -struct superhyway_device; -extern struct bus_type superhyway_bus_type; - -struct superhyway_driver { - char *name; - - const struct superhyway_device_id *id_table; - struct device_driver drv; - - int (*probe)(struct superhyway_device *dev, const struct superhyway_device_id *id); - void (*remove)(struct superhyway_device *dev); -}; - -#define to_superhyway_driver(d) container_of((d), struct superhyway_driver, drv) - -struct superhyway_device { - char name[32]; - - struct device dev; - - struct superhyway_device_id id; - struct superhyway_driver *drv; - struct superhyway_bus *bus; - - int num_resources; - struct resource *resource; - struct superhyway_vcr_info vcr; -}; - -#define to_superhyway_device(d) container_of((d), struct superhyway_device, dev) - -#define superhyway_get_drvdata(d) dev_get_drvdata(&(d)->dev) -#define superhyway_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, (p)) - -static inline int -superhyway_read_vcr(struct superhyway_device *dev, unsigned long base, - struct superhyway_vcr_info *vcr) -{ - return dev->bus->ops->read_vcr(base, vcr); -} - -static inline int -superhyway_write_vcr(struct superhyway_device *dev, unsigned long base, - struct superhyway_vcr_info vcr) -{ - return dev->bus->ops->write_vcr(base, vcr); -} - -extern int superhyway_scan_bus(struct superhyway_bus *); - -/* drivers/sh/superhyway/superhyway.c */ -int superhyway_register_driver(struct superhyway_driver *); -void superhyway_unregister_driver(struct superhyway_driver *); -int superhyway_add_device(unsigned long base, struct superhyway_device *, struct superhyway_bus *); -int superhyway_add_devices(struct superhyway_bus *bus, struct superhyway_device **devices, int nr_devices); - -/* drivers/sh/superhyway/superhyway-sysfs.c */ -extern const struct attribute_group *superhyway_dev_groups[]; - -#endif /* __LINUX_SUPERHYWAY_H */ - diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index fd3fe5c8c17f..b717a70219f6 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -181,6 +181,8 @@ struct bin_attribute { char *, loff_t, size_t); ssize_t (*write)(struct file *, struct kobject *, struct bin_attribute *, char *, loff_t, size_t); + loff_t (*llseek)(struct file *, struct kobject *, struct bin_attribute *, + loff_t, int); int (*mmap)(struct file *, struct kobject *, struct bin_attribute *attr, struct vm_area_struct *vma); }; diff --git a/include/linux/tcp.h b/include/linux/tcp.h index ec4e9367f5b0..b646b574b060 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -152,7 +152,7 @@ struct tcp_request_sock { u64 snt_synack; /* first SYNACK sent time */ bool tfo_listener; bool is_mptcp; - s8 req_usec_ts; + bool req_usec_ts; #if IS_ENABLED(CONFIG_MPTCP) bool drop_req; #endif @@ -169,7 +169,7 @@ struct tcp_request_sock { #ifdef CONFIG_TCP_AO u8 ao_keyid; u8 ao_rcv_next; - u8 maclen; + bool used_tcp_ao; #endif }; @@ -180,14 +180,10 @@ static inline struct tcp_request_sock *tcp_rsk(const struct request_sock *req) static inline bool tcp_rsk_used_ao(const struct request_sock *req) { - /* The real length of MAC is saved in the request socket, - * signing anything with zero-length makes no sense, so here is - * a little hack.. - */ #ifndef CONFIG_TCP_AO return false; #else - return tcp_rsk(req)->maclen != 0; + return tcp_rsk(req)->used_tcp_ao; #endif } diff --git a/include/linux/thunderbolt.h b/include/linux/thunderbolt.h index 02333f47c994..6151c210d987 100644 --- a/include/linux/thunderbolt.h +++ b/include/linux/thunderbolt.h @@ -175,7 +175,7 @@ void tb_unregister_property_dir(const char *key, struct tb_property_dir *dir); * enum tb_link_width - Thunderbolt/USB4 link width * @TB_LINK_WIDTH_SINGLE: Single lane link * @TB_LINK_WIDTH_DUAL: Dual lane symmetric link - * @TB_LINK_WIDTH_ASYM_TX: Dual lane asymmetric Gen 4 link with 3 trasmitters + * @TB_LINK_WIDTH_ASYM_TX: Dual lane asymmetric Gen 4 link with 3 transmitters * @TB_LINK_WIDTH_ASYM_RX: Dual lane asymmetric Gen 4 link with 3 receivers */ enum tb_link_width { diff --git a/include/linux/timer.h b/include/linux/timer.h index 9162f275819a..26a545bb0153 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -77,8 +77,7 @@ struct timer_list { .entry = { .next = TIMER_ENTRY_STATIC }, \ .function = (_function), \ .flags = (_flags), \ - __TIMER_LOCKDEP_MAP_INITIALIZER( \ - __FILE__ ":" __stringify(__LINE__)) \ + __TIMER_LOCKDEP_MAP_INITIALIZER(FILE_LINE) \ } #define DEFINE_TIMER(_name, _function) \ diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 5eb88a66eb68..d68ff9b1247f 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -492,6 +492,7 @@ enum { EVENT_FILE_FL_TRIGGER_COND_BIT, EVENT_FILE_FL_PID_FILTER_BIT, EVENT_FILE_FL_WAS_ENABLED_BIT, + EVENT_FILE_FL_FREED_BIT, }; extern struct trace_event_file *trace_get_event_file(const char *instance, @@ -630,6 +631,7 @@ extern int __kprobe_event_add_fields(struct dynevent_cmd *cmd, ...); * TRIGGER_COND - When set, one or more triggers has an associated filter * PID_FILTER - When set, the event is filtered based on pid * WAS_ENABLED - Set when enabled to know to clear trace on module removal + * FREED - File descriptor is freed, all fields should be considered invalid */ enum { EVENT_FILE_FL_ENABLED = (1 << EVENT_FILE_FL_ENABLED_BIT), @@ -643,13 +645,14 @@ enum { EVENT_FILE_FL_TRIGGER_COND = (1 << EVENT_FILE_FL_TRIGGER_COND_BIT), EVENT_FILE_FL_PID_FILTER = (1 << EVENT_FILE_FL_PID_FILTER_BIT), EVENT_FILE_FL_WAS_ENABLED = (1 << EVENT_FILE_FL_WAS_ENABLED_BIT), + EVENT_FILE_FL_FREED = (1 << EVENT_FILE_FL_FREED_BIT), }; struct trace_event_file { struct list_head list; struct trace_event_call *event_call; struct event_filter __rcu *filter; - struct eventfs_file *ef; + struct eventfs_inode *ei; struct trace_array *tr; struct trace_subsystem_dir *system; struct list_head triggers; @@ -671,6 +674,7 @@ struct trace_event_file { * caching and such. Which is mostly OK ;-) */ unsigned long flags; + atomic_t ref; /* ref count for opened files */ atomic_t sm_ref; /* soft-mode reference counter */ atomic_t tm_ref; /* trigger-mode reference counter */ }; diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h index 6be92bf559fe..3691e0e76a1a 100644 --- a/include/linux/trace_seq.h +++ b/include/linux/trace_seq.h @@ -14,6 +14,7 @@ struct trace_seq { char buffer[PAGE_SIZE]; struct seq_buf seq; + size_t readpos; int full; }; @@ -22,6 +23,7 @@ trace_seq_init(struct trace_seq *s) { seq_buf_init(&s->seq, s->buffer, PAGE_SIZE); s->full = 0; + s->readpos = 0; } /** diff --git a/include/linux/tracefs.h b/include/linux/tracefs.h index 009072792fa3..7a5fe17b6bf9 100644 --- a/include/linux/tracefs.h +++ b/include/linux/tracefs.h @@ -23,26 +23,69 @@ struct file_operations; struct eventfs_file; -struct dentry *eventfs_create_events_dir(const char *name, - struct dentry *parent); - -struct eventfs_file *eventfs_add_subsystem_dir(const char *name, - struct dentry *parent); +/** + * eventfs_callback - A callback function to create dynamic files in eventfs + * @name: The name of the file that is to be created + * @mode: return the file mode for the file (RW access, etc) + * @data: data to pass to the created file ops + * @fops: the file operations of the created file + * + * The evetnfs files are dynamically created. The struct eventfs_entry array + * is passed to eventfs_create_dir() or eventfs_create_events_dir() that will + * be used to create the files within those directories. When a lookup + * or access to a file within the directory is made, the struct eventfs_entry + * array is used to find a callback() with the matching name that is being + * referenced (for lookups, the entire array is iterated and each callback + * will be called). + * + * The callback will be called with @name for the name of the file to create. + * The callback can return less than 1 to indicate that no file should be + * created. + * + * If a file is to be created, then @mode should be populated with the file + * mode (permissions) for which the file is created for. This would be + * used to set the created inode i_mode field. + * + * The @data should be set to the data passed to the other file operations + * (read, write, etc). Note, @data will also point to the data passed in + * to eventfs_create_dir() or eventfs_create_events_dir(), but the callback + * can replace the data if it chooses to. Otherwise, the original data + * will be used for the file operation functions. + * + * The @fops should be set to the file operations that will be used to create + * the inode. + * + * NB. This callback is called while holding internal locks of the eventfs + * system. The callback must not call any code that might also call into + * the tracefs or eventfs system or it will risk creating a deadlock. + */ +typedef int (*eventfs_callback)(const char *name, umode_t *mode, void **data, + const struct file_operations **fops); -struct eventfs_file *eventfs_add_dir(const char *name, - struct eventfs_file *ef_parent); +/** + * struct eventfs_entry - dynamically created eventfs file call back handler + * @name: Then name of the dynamic file in an eventfs directory + * @callback: The callback to get the fops of the file when it is created + * + * See evenfs_callback() typedef for how to set up @callback. + */ +struct eventfs_entry { + const char *name; + eventfs_callback callback; +}; -int eventfs_add_file(const char *name, umode_t mode, - struct eventfs_file *ef_parent, void *data, - const struct file_operations *fops); +struct eventfs_inode; -int eventfs_add_events_file(const char *name, umode_t mode, - struct dentry *parent, void *data, - const struct file_operations *fops); +struct eventfs_inode *eventfs_create_events_dir(const char *name, struct dentry *parent, + const struct eventfs_entry *entries, + int size, void *data); -void eventfs_remove(struct eventfs_file *ef); +struct eventfs_inode *eventfs_create_dir(const char *name, struct eventfs_inode *parent, + const struct eventfs_entry *entries, + int size, void *data); -void eventfs_remove_events_dir(struct dentry *dentry); +void eventfs_remove_events_dir(struct eventfs_inode *ei); +void eventfs_remove_dir(struct eventfs_inode *ei); struct dentry *tracefs_create_file(const char *name, umode_t mode, struct dentry *parent, void *data, diff --git a/include/linux/tsm.h b/include/linux/tsm.h new file mode 100644 index 000000000000..de8324a2223c --- /dev/null +++ b/include/linux/tsm.h @@ -0,0 +1,69 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __TSM_H +#define __TSM_H + +#include <linux/sizes.h> +#include <linux/types.h> + +#define TSM_INBLOB_MAX 64 +#define TSM_OUTBLOB_MAX SZ_32K + +/* + * Privilege level is a nested permission concept to allow confidential + * guests to partition address space, 4-levels are supported. + */ +#define TSM_PRIVLEVEL_MAX 3 + +/** + * struct tsm_desc - option descriptor for generating tsm report blobs + * @privlevel: optional privilege level to associate with @outblob + * @inblob_len: sizeof @inblob + * @inblob: arbitrary input data + */ +struct tsm_desc { + unsigned int privlevel; + size_t inblob_len; + u8 inblob[TSM_INBLOB_MAX]; +}; + +/** + * struct tsm_report - track state of report generation relative to options + * @desc: input parameters to @report_new() + * @outblob_len: sizeof(@outblob) + * @outblob: generated evidence to provider to the attestation agent + * @auxblob_len: sizeof(@auxblob) + * @auxblob: (optional) auxiliary data to the report (e.g. certificate data) + */ +struct tsm_report { + struct tsm_desc desc; + size_t outblob_len; + u8 *outblob; + size_t auxblob_len; + u8 *auxblob; +}; + +/** + * struct tsm_ops - attributes and operations for tsm instances + * @name: tsm id reflected in /sys/kernel/config/tsm/report/$report/provider + * @privlevel_floor: convey base privlevel for nested scenarios + * @report_new: Populate @report with the report blob and auxblob + * (optional), return 0 on successful population, or -errno otherwise + * + * Implementation specific ops, only one is expected to be registered at + * a time i.e. only one of "sev-guest", "tdx-guest", etc. + */ +struct tsm_ops { + const char *name; + const unsigned int privlevel_floor; + int (*report_new)(struct tsm_report *report, void *data); +}; + +extern const struct config_item_type tsm_report_default_type; + +/* publish @privlevel, @privlevel_floor, and @auxblob attributes */ +extern const struct config_item_type tsm_report_extra_type; + +int tsm_register(const struct tsm_ops *ops, void *priv, + const struct config_item_type *type); +int tsm_unregister(const struct tsm_ops *ops); +#endif /* __TSM_H */ diff --git a/include/linux/tty.h b/include/linux/tty.h index f002d0f25db7..4b6340ac2af2 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -390,14 +390,12 @@ int vcs_init(void); extern const struct class tty_class; /** - * tty_kref_get - get a tty reference - * @tty: tty device + * tty_kref_get - get a tty reference + * @tty: tty device * - * Return a new reference to a tty object. The caller must hold - * sufficient locks/counts to ensure that their existing reference cannot - * go away + * Returns: a new reference to a tty object. The caller must hold sufficient + * locks/counts to ensure that their existing reference cannot go away */ - static inline struct tty_struct *tty_kref_get(struct tty_struct *tty) { if (tty) @@ -416,8 +414,8 @@ unsigned int tty_chars_in_buffer(struct tty_struct *tty); unsigned int tty_write_room(struct tty_struct *tty); void tty_driver_flush_buffer(struct tty_struct *tty); void tty_unthrottle(struct tty_struct *tty); -int tty_throttle_safe(struct tty_struct *tty); -int tty_unthrottle_safe(struct tty_struct *tty); +bool tty_throttle_safe(struct tty_struct *tty); +bool tty_unthrottle_safe(struct tty_struct *tty); int tty_do_resize(struct tty_struct *tty, struct winsize *ws); int tty_get_icount(struct tty_struct *tty, struct serial_icounter_struct *icount); @@ -435,14 +433,13 @@ void tty_encode_baud_rate(struct tty_struct *tty, speed_t ibaud, speed_t obaud); /** - * tty_get_baud_rate - get tty bit rates - * @tty: tty to query + * tty_get_baud_rate - get tty bit rates + * @tty: tty to query * - * Returns the baud rate as an integer for this terminal. The - * termios lock must be held by the caller and the terminal bit - * flags may be updated. + * Returns: the baud rate as an integer for this terminal. The termios lock + * must be held by the caller and the terminal bit flags may be updated. * - * Locking: none + * Locking: none */ static inline speed_t tty_get_baud_rate(struct tty_struct *tty) { diff --git a/include/linux/units.h b/include/linux/units.h index 2793a41e73a2..45110daaf8d3 100644 --- a/include/linux/units.h +++ b/include/linux/units.h @@ -2,6 +2,7 @@ #ifndef _LINUX_UNITS_H #define _LINUX_UNITS_H +#include <linux/bits.h> #include <linux/math.h> /* Metric prefixes in accordance with Système international (d'unités) */ @@ -31,6 +32,10 @@ #define MICROWATT_PER_MILLIWATT 1000UL #define MICROWATT_PER_WATT 1000000UL +#define BYTES_PER_KBIT (KILO / BITS_PER_BYTE) +#define BYTES_PER_MBIT (MEGA / BITS_PER_BYTE) +#define BYTES_PER_GBIT (GIGA / BITS_PER_BYTE) + #define ABSOLUTE_ZERO_MILLICELSIUS -273150 static inline long milli_kelvin_to_millicelsius(long t) diff --git a/include/linux/usb.h b/include/linux/usb.h index a21074861f91..8c61643acd49 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -1823,22 +1823,6 @@ void *usb_alloc_coherent(struct usb_device *dev, size_t size, void usb_free_coherent(struct usb_device *dev, size_t size, void *addr, dma_addr_t dma); -#if 0 -struct urb *usb_buffer_map(struct urb *urb); -void usb_buffer_dmasync(struct urb *urb); -void usb_buffer_unmap(struct urb *urb); -#endif - -struct scatterlist; -int usb_buffer_map_sg(const struct usb_device *dev, int is_in, - struct scatterlist *sg, int nents); -#if 0 -void usb_buffer_dmasync_sg(const struct usb_device *dev, int is_in, - struct scatterlist *sg, int n_hw_ents); -#endif -void usb_buffer_unmap_sg(const struct usb_device *dev, int is_in, - struct scatterlist *sg, int n_hw_ents); - /*-------------------------------------------------------------------* * SYNCHRONOUS CALL SUPPORT * *-------------------------------------------------------------------*/ diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h index 0b4f2d5faa08..5a7f96684ea2 100644 --- a/include/linux/usb/chipidea.h +++ b/include/linux/usb/chipidea.h @@ -64,6 +64,7 @@ struct ci_hdrc_platform_data { #define CI_HDRC_PMQOS BIT(15) #define CI_HDRC_PHY_VBUS_CONTROL BIT(16) #define CI_HDRC_HAS_PORTSC_PEC_MISSED BIT(17) +#define CI_HDRC_FORCE_VBUS_ACTIVE_ALWAYS BIT(18) enum usb_dr_mode dr_mode; #define CI_HDRC_CONTROLLER_RESET_EVENT 0 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 6014340ba980..af3cd2aae4bc 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -35,6 +35,14 @@ * are ready. The control transfer will then be kept from completing till * all the function drivers that requested for USB_GADGET_DELAYED_STAUS * invoke usb_composite_setup_continue(). + * + * NOTE: USB_GADGET_DELAYED_STATUS must not be used in UDC drivers: they + * must delay completing the status stage for 0-length control transfers + * regardless of the whether USB_GADGET_DELAYED_STATUS is returned from + * the gadget driver's setup() callback. + * Currently, a number of UDC drivers rely on USB_GADGET_DELAYED_STATUS, + * which is a bug. These drivers must be fixed and USB_GADGET_DELAYED_STATUS + * must be contained within the composite framework. */ #define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */ diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 75bda0783395..6532beb587b1 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -711,6 +711,15 @@ static inline int usb_gadget_check_config(struct usb_gadget *gadget) * get_interface. Setting a configuration (or interface) is where * endpoints should be activated or (config 0) shut down. * + * The gadget driver's setup() callback does not have to queue a response to + * ep0 within the setup() call, the driver can do it after setup() returns. + * The UDC driver must wait until such a response is queued before proceeding + * with the data/status stages of the control transfer. + * + * NOTE: Currently, a number of UDC drivers rely on USB_GADGET_DELAYED_STATUS + * being returned from the setup() callback, which is a bug. See the comment + * next to USB_GADGET_DELAYED_STATUS for details. + * * (Note that only the default control endpoint is supported. Neither * hosts nor devices generally support control traffic except to ep0.) * diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 61d4f0b793dc..00724b4f6e12 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -484,8 +484,25 @@ extern int usb_hcd_pci_probe(struct pci_dev *dev, extern void usb_hcd_pci_remove(struct pci_dev *dev); extern void usb_hcd_pci_shutdown(struct pci_dev *dev); +#ifdef CONFIG_USB_PCI_AMD extern int usb_hcd_amd_remote_wakeup_quirk(struct pci_dev *dev); +static inline bool usb_hcd_amd_resume_bug(struct pci_dev *dev, + const struct hc_driver *driver) +{ + if (!usb_hcd_amd_remote_wakeup_quirk(dev)) + return false; + if (driver->flags & (HCD_USB11 | HCD_USB3)) + return true; + return false; +} +#else /* CONFIG_USB_PCI_AMD */ +static inline bool usb_hcd_amd_resume_bug(struct pci_dev *dev, + const struct hc_driver *driver) +{ + return false; +} +#endif extern const struct dev_pm_ops usb_hcd_pci_pm_ops; #endif /* CONFIG_USB_PCI */ diff --git a/include/linux/usb/ljca.h b/include/linux/usb/ljca.h new file mode 100644 index 000000000000..47661feda96c --- /dev/null +++ b/include/linux/usb/ljca.h @@ -0,0 +1,145 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2023, Intel Corporation. All rights reserved. + */ +#ifndef _LINUX_USB_LJCA_H_ +#define _LINUX_USB_LJCA_H_ + +#include <linux/auxiliary_bus.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/types.h> + +#define LJCA_MAX_GPIO_NUM 64 + +#define auxiliary_dev_to_ljca_client(auxiliary_dev) \ + container_of(auxiliary_dev, struct ljca_client, auxdev) + +struct ljca_adapter; + +/** + * typedef ljca_event_cb_t - event callback function signature + * + * @context: the execution context of who registered this callback + * @cmd: the command from device for this event + * @evt_data: the event data payload + * @len: the event data payload length + * + * The callback function is called in interrupt context and the data payload is + * only valid during the call. If the user needs later access of the data, it + * must copy it. + */ +typedef void (*ljca_event_cb_t)(void *context, u8 cmd, const void *evt_data, int len); + +/** + * struct ljca_client - represent a ljca client device + * + * @type: ljca client type + * @id: ljca client id within same client type + * @link: ljca client on the same ljca adapter + * @auxdev: auxiliary device object + * @adapter: ljca adapter the ljca client sit on + * @context: the execution context of the event callback + * @event_cb: ljca client driver register this callback to get + * firmware asynchronous rx buffer pending notifications + * @event_cb_lock: spinlock to protect event callback + */ +struct ljca_client { + u8 type; + u8 id; + struct list_head link; + struct auxiliary_device auxdev; + struct ljca_adapter *adapter; + + void *context; + ljca_event_cb_t event_cb; + /* lock to protect event_cb */ + spinlock_t event_cb_lock; +}; + +/** + * struct ljca_gpio_info - ljca gpio client device info + * + * @num: ljca gpio client device pin number + * @valid_pin_map: ljca gpio client device valid pin mapping + */ +struct ljca_gpio_info { + unsigned int num; + DECLARE_BITMAP(valid_pin_map, LJCA_MAX_GPIO_NUM); +}; + +/** + * struct ljca_i2c_info - ljca i2c client device info + * + * @id: ljca i2c client device identification number + * @capacity: ljca i2c client device capacity + * @intr_pin: ljca i2c client device interrupt pin number if exists + */ +struct ljca_i2c_info { + u8 id; + u8 capacity; + u8 intr_pin; +}; + +/** + * struct ljca_spi_info - ljca spi client device info + * + * @id: ljca spi client device identification number + * @capacity: ljca spi client device capacity + */ +struct ljca_spi_info { + u8 id; + u8 capacity; +}; + +/** + * ljca_register_event_cb - register a callback function to receive events + * + * @client: ljca client device + * @event_cb: callback function + * @context: execution context of event callback + * + * Return: 0 in case of success, negative value in case of error + */ +int ljca_register_event_cb(struct ljca_client *client, ljca_event_cb_t event_cb, void *context); + +/** + * ljca_unregister_event_cb - unregister the callback function for an event + * + * @client: ljca client device + */ +void ljca_unregister_event_cb(struct ljca_client *client); + +/** + * ljca_transfer - issue a LJCA command and wait for a response + * + * @client: ljca client device + * @cmd: the command to be sent to the device + * @obuf: the buffer to be sent to the device; it can be NULL if the user + * doesn't need to transmit data with this command + * @obuf_len: the size of the buffer to be sent to the device; it should + * be 0 when obuf is NULL + * @ibuf: any data associated with the response will be copied here; it can be + * NULL if the user doesn't need the response data + * @ibuf_len: must be initialized to the input buffer size + * + * Return: the actual length of response data for success, negative value for errors + */ +int ljca_transfer(struct ljca_client *client, u8 cmd, const u8 *obuf, + u8 obuf_len, u8 *ibuf, u8 ibuf_len); + +/** + * ljca_transfer_noack - issue a LJCA command without a response + * + * @client: ljca client device + * @cmd: the command to be sent to the device + * @obuf: the buffer to be sent to the device; it can be NULL if the user + * doesn't need to transmit data with this command + * @obuf_len: the size of the buffer to be sent to the device + * + * Return: 0 for success, negative value for errors + */ +int ljca_transfer_noack(struct ljca_client *client, u8 cmd, const u8 *obuf, + u8 obuf_len); + +#endif diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h index c59fb79a42e8..eb626af0e4e7 100644 --- a/include/linux/usb/pd.h +++ b/include/linux/usb/pd.h @@ -228,6 +228,7 @@ enum pd_pdo_type { #define PDO_FIXED_UNCHUNK_EXT BIT(24) /* Unchunked Extended Message supported (Source) */ #define PDO_FIXED_FRS_CURR_MASK (BIT(24) | BIT(23)) /* FR_Swap Current (Sink) */ #define PDO_FIXED_FRS_CURR_SHIFT 23 +#define PDO_FIXED_PEAK_CURR_SHIFT 20 #define PDO_FIXED_VOLT_SHIFT 10 /* 50mV units */ #define PDO_FIXED_CURR_SHIFT 0 /* 10mA units */ diff --git a/include/linux/usb/pd_vdo.h b/include/linux/usb/pd_vdo.h index b057250704e8..3a747938cdab 100644 --- a/include/linux/usb/pd_vdo.h +++ b/include/linux/usb/pd_vdo.h @@ -376,6 +376,7 @@ | ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5 \ | (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7)) +#define VDO_TYPEC_CABLE_SPEED(vdo) ((vdo) & 0x7) #define VDO_TYPEC_CABLE_TYPE(vdo) (((vdo) >> 18) & 0x3) /* diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h index b513749582d7..e4de6bc1f69b 100644 --- a/include/linux/usb/phy.h +++ b/include/linux/usb/phy.h @@ -144,10 +144,6 @@ struct usb_phy { */ int (*set_wakeup)(struct usb_phy *x, bool enabled); - /* notify phy port status change */ - int (*notify_port_status)(struct usb_phy *x, int port, - u16 portstatus, u16 portchange); - /* notify phy connect status change */ int (*notify_connect)(struct usb_phy *x, enum usb_device_speed speed); @@ -321,15 +317,6 @@ usb_phy_set_wakeup(struct usb_phy *x, bool enabled) } static inline int -usb_phy_notify_port_status(struct usb_phy *x, int port, u16 portstatus, u16 portchange) -{ - if (x && x->notify_port_status) - return x->notify_port_status(x, port, portstatus, portchange); - else - return 0; -} - -static inline int usb_phy_notify_connect(struct usb_phy *x, enum usb_device_speed speed) { if (x && x->notify_connect) diff --git a/include/linux/usb/r8152.h b/include/linux/usb/r8152.h index 287e9d83fb8b..33a4c146dc19 100644 --- a/include/linux/usb/r8152.h +++ b/include/linux/usb/r8152.h @@ -30,6 +30,7 @@ #define VENDOR_ID_NVIDIA 0x0955 #define VENDOR_ID_TPLINK 0x2357 #define VENDOR_ID_DLINK 0x2001 +#define VENDOR_ID_ASUS 0x0b05 #if IS_REACHABLE(CONFIG_USB_RTL8152) extern u8 rtl8152_get_version(struct usb_interface *intf); diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index d418c55523a7..372898d9eeb0 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -5,16 +5,6 @@ * Copyright (C) 2011 Renesas Solutions Corp. * Copyright (C) 2019 Renesas Electronics Corporation * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * */ #ifndef RENESAS_USB_H #define RENESAS_USB_H diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index 8fa781207970..a05d6f6f2536 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -202,6 +202,8 @@ struct typec_cable_desc { * @accessory: Audio, Debug or none. * @identity: Discover Identity command data * @pd_revision: USB Power Delivery Specification Revision if supported + * @attach: Notification about attached USB device + * @deattach: Notification about removed USB device * * Details about a partner that is attached to USB Type-C port. If @identity * member exists when partner is registered, a directory named "identity" is @@ -217,6 +219,9 @@ struct typec_partner_desc { enum typec_accessory accessory; struct usb_pd_identity *identity; u16 pd_revision; /* 0300H = "3.0" */ + + void (*attach)(struct typec_partner *partner, struct device *dev); + void (*deattach)(struct typec_partner *partner, struct device *dev); }; /** @@ -335,4 +340,36 @@ int typec_port_set_usb_power_delivery(struct typec_port *port, struct usb_power_ int typec_partner_set_usb_power_delivery(struct typec_partner *partner, struct usb_power_delivery *pd); +/** + * struct typec_connector - Representation of Type-C port for external drivers + * @attach: notification about device removal + * @deattach: notification about device removal + * + * Drivers that control the USB and other ports (DisplayPorts, etc.), that are + * connected to the Type-C connectors, can use these callbacks to inform the + * Type-C connector class about connections and disconnections. That information + * can then be used by the typec-port drivers to power on or off parts that are + * needed or not needed - as an example, in USB mode if USB2 device is + * enumerated, USB3 components (retimers, phys, and what have you) do not need + * to be powered on. + * + * The attached (enumerated) devices will be liked with the typec-partner device. + */ +struct typec_connector { + void (*attach)(struct typec_connector *con, struct device *dev); + void (*deattach)(struct typec_connector *con, struct device *dev); +}; + +static inline void typec_attach(struct typec_connector *con, struct device *dev) +{ + if (con && con->attach) + con->attach(con, dev); +} + +static inline void typec_deattach(struct typec_connector *con, struct device *dev) +{ + if (con && con->deattach) + con->deattach(con, dev); +} + #endif /* __LINUX_USB_TYPEC_H */ diff --git a/include/linux/usb/typec_dp.h b/include/linux/usb/typec_dp.h index 8d09c2f0a9b8..1f358098522d 100644 --- a/include/linux/usb/typec_dp.h +++ b/include/linux/usb/typec_dp.h @@ -67,8 +67,10 @@ enum { #define DP_CAP_UFP_D 1 #define DP_CAP_DFP_D 2 #define DP_CAP_DFP_D_AND_UFP_D 3 -#define DP_CAP_DP_SIGNALING BIT(2) /* Always set */ -#define DP_CAP_GEN2 BIT(3) /* Reserved after v1.0b */ +#define DP_CAP_DP_SIGNALLING(_cap_) (((_cap_) & GENMASK(5, 2)) >> 2) +#define DP_CAP_SIGNALLING_HBR3 1 +#define DP_CAP_SIGNALLING_UHBR10 2 +#define DP_CAP_SIGNALLING_UHBR20 3 #define DP_CAP_RECEPTACLE BIT(6) #define DP_CAP_USB BIT(7) #define DP_CAP_DFP_D_PIN_ASSIGN(_cap_) (((_cap_) & GENMASK(15, 8)) >> 8) @@ -78,6 +80,13 @@ enum { DP_CAP_UFP_D_PIN_ASSIGN(_cap_) : DP_CAP_DFP_D_PIN_ASSIGN(_cap_)) #define DP_CAP_PIN_ASSIGN_DFP_D(_cap_) ((_cap_ & DP_CAP_RECEPTACLE) ? \ DP_CAP_DFP_D_PIN_ASSIGN(_cap_) : DP_CAP_UFP_D_PIN_ASSIGN(_cap_)) +#define DP_CAP_UHBR_13_5_SUPPORT BIT(26) +#define DP_CAP_CABLE_TYPE(_cap_) (((_cap_) & GENMASK(29, 28)) >> 28) +#define DP_CAP_CABLE_TYPE_PASSIVE 0 +#define DP_CAP_CABLE_TYPE_RE_TIMER 1 +#define DP_CAP_CABLE_TYPE_RE_DRIVER 2 +#define DP_CAP_CABLE_TYPE_OPTICAL 3 +#define DP_CAP_DPAM_VERSION BIT(30) /* DisplayPort Status Update VDO bits */ #define DP_STATUS_CONNECTION(_status_) ((_status_) & 3) @@ -97,13 +106,24 @@ enum { #define DP_CONF_CURRENTLY(_conf_) ((_conf_) & 3) #define DP_CONF_UFP_U_AS_DFP_D BIT(0) #define DP_CONF_UFP_U_AS_UFP_D BIT(1) -#define DP_CONF_SIGNALING_DP BIT(2) -#define DP_CONF_SIGNALING_GEN_2 BIT(3) /* Reserved after v1.0b */ +#define DP_CONF_SIGNALLING_MASK GENMASK(5, 2) +#define DP_CONF_SIGNALLING_SHIFT 2 +#define DP_CONF_SIGNALLING_HBR3 1 +#define DP_CONF_SIGNALLING_UHBR10 2 +#define DP_CONF_SIGNALLING_UHBR20 3 #define DP_CONF_PIN_ASSIGNEMENT_SHIFT 8 #define DP_CONF_PIN_ASSIGNEMENT_MASK GENMASK(15, 8) /* Helper for setting/getting the pin assignment value to the configuration */ #define DP_CONF_SET_PIN_ASSIGN(_a_) ((_a_) << 8) #define DP_CONF_GET_PIN_ASSIGN(_conf_) (((_conf_) & GENMASK(15, 8)) >> 8) +#define DP_CONF_UHBR13_5_SUPPORT BIT(26) +#define DP_CONF_CABLE_TYPE_MASK GENMASK(29, 28) +#define DP_CONF_CABLE_TYPE_SHIFT 28 +#define DP_CONF_CABLE_TYPE_PASSIVE 0 +#define DP_CONF_CABLE_TYPE_RE_TIMER 1 +#define DP_CONF_CABLE_TYPE_RE_DRIVER 2 +#define DP_CONF_CABLE_TYPE_OPTICAL 3 +#define DP_CONF_DPAM_VERSION BIT(30) #endif /* __USB_TYPEC_DP_H */ diff --git a/include/linux/usb/typec_tbt.h b/include/linux/usb/typec_tbt.h index 63dd44b72e0c..c7a2153bd6f5 100644 --- a/include/linux/usb/typec_tbt.h +++ b/include/linux/usb/typec_tbt.h @@ -46,6 +46,7 @@ struct typec_thunderbolt_data { #define TBT_CABLE_OPTICAL BIT(21) #define TBT_CABLE_RETIMER BIT(22) #define TBT_CABLE_LINK_TRAINING BIT(23) +#define TBT_CABLE_ACTIVE_PASSIVE BIT(25) #define TBT_SET_CABLE_SPEED(_s_) (((_s_) & GENMASK(2, 0)) << 16) #define TBT_SET_CABLE_ROUNDED(_g_) (((_g_) & GENMASK(1, 0)) << 19) diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h index ac8c6854097c..f2dc19f40d05 100644 --- a/include/linux/userfaultfd_k.h +++ b/include/linux/userfaultfd_k.h @@ -161,11 +161,22 @@ static inline bool userfaultfd_armed(struct vm_area_struct *vma) } static inline bool vma_can_userfault(struct vm_area_struct *vma, - unsigned long vm_flags) + unsigned long vm_flags, + bool wp_async) { + vm_flags &= __VM_UFFD_FLAGS; + if ((vm_flags & VM_UFFD_MINOR) && (!is_vm_hugetlb_page(vma) && !vma_is_shmem(vma))) return false; + + /* + * If wp async enabled, and WP is the only mode enabled, allow any + * memory type. + */ + if (wp_async && (vm_flags == VM_UFFD_WP)) + return true; + #ifndef CONFIG_PTE_MARKER_UFFD_WP /* * If user requested uffd-wp but not enabled pte markers for @@ -175,6 +186,8 @@ static inline bool vma_can_userfault(struct vm_area_struct *vma, if ((vm_flags & VM_UFFD_WP) && !vma_is_anonymous(vma)) return false; #endif + + /* By default, allow any of anon|shmem|hugetlb */ return vma_is_anonymous(vma) || is_vm_hugetlb_page(vma) || vma_is_shmem(vma); } @@ -197,6 +210,7 @@ extern int userfaultfd_unmap_prep(struct vm_area_struct *vma, extern void userfaultfd_unmap_complete(struct mm_struct *mm, struct list_head *uf); extern bool userfaultfd_wp_unpopulated(struct vm_area_struct *vma); +extern bool userfaultfd_wp_async(struct vm_area_struct *vma); #else /* CONFIG_USERFAULTFD */ @@ -207,6 +221,13 @@ static inline vm_fault_t handle_userfault(struct vm_fault *vmf, return VM_FAULT_SIGBUS; } +static inline long uffd_wp_range(struct vm_area_struct *vma, + unsigned long start, unsigned long len, + bool enable_wp) +{ + return false; +} + static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma, struct vm_userfaultfd_ctx vm_ctx) { @@ -297,6 +318,11 @@ static inline bool userfaultfd_wp_unpopulated(struct vm_area_struct *vma) return false; } +static inline bool userfaultfd_wp_async(struct vm_area_struct *vma) +{ + return false; +} + #endif /* CONFIG_USERFAULTFD */ static inline bool userfaultfd_wp_use_markers(struct vm_area_struct *vma) diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h index 0e652026b776..db15ac07f8a6 100644 --- a/include/linux/vdpa.h +++ b/include/linux/vdpa.h @@ -204,6 +204,16 @@ struct vdpa_map_file { * @vdev: vdpa device * @idx: virtqueue index * Returns u32: group id for this virtqueue + * @get_vq_desc_group: Get the group id for the descriptor table of + * a specific virtqueue (optional) + * @vdev: vdpa device + * @idx: virtqueue index + * Returns u32: group id for the descriptor table + * portion of this virtqueue. Could be different + * than the one from @get_vq_group, in which case + * the access to the descriptor table can be + * confined to a separate asid, isolating from + * the virtqueue's buffer address access. * @get_device_features: Get virtio features supported by the device * @vdev: vdpa device * Returns the virtio features support by the @@ -242,6 +252,17 @@ struct vdpa_map_file { * @reset: Reset device * @vdev: vdpa device * Returns integer: success (0) or error (< 0) + * @compat_reset: Reset device with compatibility quirks to + * accommodate older userspace. Only needed by + * parent driver which used to have bogus reset + * behaviour, and has to maintain such behaviour + * for compatibility with older userspace. + * Historically compliant driver only has to + * implement .reset, Historically non-compliant + * driver should implement both. + * @vdev: vdpa device + * @flags: compatibility quirks for reset + * Returns integer: success (0) or error (< 0) * @suspend: Suspend the device (optional) * @vdev: vdpa device * Returns integer: success (0) or error (< 0) @@ -317,6 +338,15 @@ struct vdpa_map_file { * @iova: iova to be unmapped * @size: size of the area * Returns integer: success (0) or error (< 0) + * @reset_map: Reset device memory mapping to the default + * state (optional) + * Needed for devices that are using device + * specific DMA translation and prefer mapping + * to be decoupled from the virtio life cycle, + * i.e. device .reset op does not reset mapping + * @vdev: vdpa device + * @asid: address space identifier + * Returns integer: success (0) or error (< 0) * @get_vq_dma_dev: Get the dma device for a specific * virtqueue (optional) * @vdev: vdpa device @@ -360,6 +390,7 @@ struct vdpa_config_ops { /* Device ops */ u32 (*get_vq_align)(struct vdpa_device *vdev); u32 (*get_vq_group)(struct vdpa_device *vdev, u16 idx); + u32 (*get_vq_desc_group)(struct vdpa_device *vdev, u16 idx); u64 (*get_device_features)(struct vdpa_device *vdev); u64 (*get_backend_features)(const struct vdpa_device *vdev); int (*set_driver_features)(struct vdpa_device *vdev, u64 features); @@ -373,6 +404,8 @@ struct vdpa_config_ops { u8 (*get_status)(struct vdpa_device *vdev); void (*set_status)(struct vdpa_device *vdev, u8 status); int (*reset)(struct vdpa_device *vdev); + int (*compat_reset)(struct vdpa_device *vdev, u32 flags); +#define VDPA_RESET_F_CLEAN_MAP 1 int (*suspend)(struct vdpa_device *vdev); int (*resume)(struct vdpa_device *vdev); size_t (*get_config_size)(struct vdpa_device *vdev); @@ -394,6 +427,7 @@ struct vdpa_config_ops { u64 iova, u64 size, u64 pa, u32 perm, void *opaque); int (*dma_unmap)(struct vdpa_device *vdev, unsigned int asid, u64 iova, u64 size); + int (*reset_map)(struct vdpa_device *vdev, unsigned int asid); int (*set_group_asid)(struct vdpa_device *vdev, unsigned int group, unsigned int asid); struct device *(*get_vq_dma_dev)(struct vdpa_device *vdev, u16 idx); @@ -485,14 +519,17 @@ static inline struct device *vdpa_get_dma_dev(struct vdpa_device *vdev) return vdev->dma_dev; } -static inline int vdpa_reset(struct vdpa_device *vdev) +static inline int vdpa_reset(struct vdpa_device *vdev, u32 flags) { const struct vdpa_config_ops *ops = vdev->config; int ret; down_write(&vdev->cf_lock); vdev->features_valid = false; - ret = ops->reset(vdev); + if (ops->compat_reset && flags) + ret = ops->compat_reset(vdev, flags); + else + ret = ops->reset(vdev); up_write(&vdev->cf_lock); return ret; } diff --git a/include/linux/verification.h b/include/linux/verification.h index f34e50ebcf60..cb2d47f28091 100644 --- a/include/linux/verification.h +++ b/include/linux/verification.h @@ -8,6 +8,7 @@ #ifndef _LINUX_VERIFICATION_H #define _LINUX_VERIFICATION_H +#include <linux/errno.h> #include <linux/types.h> /* diff --git a/include/linux/vfio.h b/include/linux/vfio.h index 454e9295970c..a65b2513f8cd 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -289,16 +289,12 @@ void vfio_combine_iova_ranges(struct rb_root_cached *root, u32 cur_nodes, /* * External user API */ -#if IS_ENABLED(CONFIG_VFIO_GROUP) struct iommu_group *vfio_file_iommu_group(struct file *file); + +#if IS_ENABLED(CONFIG_VFIO_GROUP) bool vfio_file_is_group(struct file *file); bool vfio_file_has_dev(struct file *file, struct vfio_device *device); #else -static inline struct iommu_group *vfio_file_iommu_group(struct file *file) -{ - return NULL; -} - static inline bool vfio_file_is_group(struct file *file) { return false; diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h index 067ac1d789bc..a09e13a577a9 100644 --- a/include/linux/virtio_pci_modern.h +++ b/include/linux/virtio_pci_modern.h @@ -5,44 +5,48 @@ #include <linux/pci.h> #include <linux/virtio_pci.h> -struct virtio_pci_modern_common_cfg { - struct virtio_pci_common_cfg cfg; - - __le16 queue_notify_data; /* read-write */ - __le16 queue_reset; /* read-write */ -}; - +/** + * struct virtio_pci_modern_device - info for modern PCI virtio + * @pci_dev: Ptr to the PCI device struct + * @common: Position of the common capability in the PCI config + * @device: Device-specific data (non-legacy mode) + * @notify_base: Base of vq notifications (non-legacy mode) + * @notify_pa: Physical base of vq notifications + * @isr: Where to read and clear interrupt + * @notify_len: So we can sanity-check accesses + * @device_len: So we can sanity-check accesses + * @notify_map_cap: Capability for when we need to map notifications per-vq + * @notify_offset_multiplier: Multiply queue_notify_off by this value + * (non-legacy mode). + * @modern_bars: Bitmask of BARs + * @id: Device and vendor id + * @device_id_check: Callback defined before vp_modern_probe() to be used to + * verify the PCI device is a vendor's expected device rather + * than the standard virtio PCI device + * Returns the found device id or ERRNO + * @dma_mask: Optional mask instead of the traditional DMA_BIT_MASK(64), + * for vendor devices with DMA space address limitations + */ struct virtio_pci_modern_device { struct pci_dev *pci_dev; struct virtio_pci_common_cfg __iomem *common; - /* Device-specific data (non-legacy mode) */ void __iomem *device; - /* Base of vq notifications (non-legacy mode). */ void __iomem *notify_base; - /* Physical base of vq notifications */ resource_size_t notify_pa; - /* Where to read and clear interrupt */ u8 __iomem *isr; - /* So we can sanity-check accesses. */ size_t notify_len; size_t device_len; + size_t common_len; - /* Capability for when we need to map notifications per-vq. */ int notify_map_cap; - /* Multiply queue_notify_off by this value. (non-legacy mode). */ u32 notify_offset_multiplier; - int modern_bars; - struct virtio_device_id id; - /* optional check for vendor virtio device, returns dev_id or -ERRNO */ int (*device_id_check)(struct pci_dev *pdev); - - /* optional mask for devices with limited DMA space */ u64 dma_mask; }; diff --git a/include/linux/vlynq.h b/include/linux/vlynq.h deleted file mode 100644 index e9c0cd36c48a..000000000000 --- a/include/linux/vlynq.h +++ /dev/null @@ -1,149 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2006, 2007 Eugene Konev <ejka@openwrt.org> - */ - -#ifndef __VLYNQ_H__ -#define __VLYNQ_H__ - -#include <linux/device.h> -#include <linux/types.h> - -struct module; - -#define VLYNQ_NUM_IRQS 32 - -struct vlynq_mapping { - u32 size; - u32 offset; -}; - -enum vlynq_divisor { - vlynq_div_auto = 0, - vlynq_ldiv1, - vlynq_ldiv2, - vlynq_ldiv3, - vlynq_ldiv4, - vlynq_ldiv5, - vlynq_ldiv6, - vlynq_ldiv7, - vlynq_ldiv8, - vlynq_rdiv1, - vlynq_rdiv2, - vlynq_rdiv3, - vlynq_rdiv4, - vlynq_rdiv5, - vlynq_rdiv6, - vlynq_rdiv7, - vlynq_rdiv8, - vlynq_div_external -}; - -struct vlynq_device_id { - u32 id; - enum vlynq_divisor divisor; - unsigned long driver_data; -}; - -struct vlynq_regs; -struct vlynq_device { - u32 id, dev_id; - int local_irq; - int remote_irq; - enum vlynq_divisor divisor; - u32 regs_start, regs_end; - u32 mem_start, mem_end; - u32 irq_start, irq_end; - int irq; - int enabled; - struct vlynq_regs *local; - struct vlynq_regs *remote; - struct device dev; -}; - -struct vlynq_driver { - char *name; - struct vlynq_device_id *id_table; - int (*probe)(struct vlynq_device *dev, struct vlynq_device_id *id); - void (*remove)(struct vlynq_device *dev); - struct device_driver driver; -}; - -struct plat_vlynq_ops { - int (*on)(struct vlynq_device *dev); - void (*off)(struct vlynq_device *dev); -}; - -static inline struct vlynq_driver *to_vlynq_driver(struct device_driver *drv) -{ - return container_of(drv, struct vlynq_driver, driver); -} - -static inline struct vlynq_device *to_vlynq_device(struct device *device) -{ - return container_of(device, struct vlynq_device, dev); -} - -extern struct bus_type vlynq_bus_type; - -extern int __vlynq_register_driver(struct vlynq_driver *driver, - struct module *owner); - -static inline int vlynq_register_driver(struct vlynq_driver *driver) -{ - return __vlynq_register_driver(driver, THIS_MODULE); -} - -static inline void *vlynq_get_drvdata(struct vlynq_device *dev) -{ - return dev_get_drvdata(&dev->dev); -} - -static inline void vlynq_set_drvdata(struct vlynq_device *dev, void *data) -{ - dev_set_drvdata(&dev->dev, data); -} - -static inline u32 vlynq_mem_start(struct vlynq_device *dev) -{ - return dev->mem_start; -} - -static inline u32 vlynq_mem_end(struct vlynq_device *dev) -{ - return dev->mem_end; -} - -static inline u32 vlynq_mem_len(struct vlynq_device *dev) -{ - return dev->mem_end - dev->mem_start + 1; -} - -static inline int vlynq_virq_to_irq(struct vlynq_device *dev, int virq) -{ - int irq = dev->irq_start + virq; - if ((irq < dev->irq_start) || (irq > dev->irq_end)) - return -EINVAL; - - return irq; -} - -static inline int vlynq_irq_to_virq(struct vlynq_device *dev, int irq) -{ - if ((irq < dev->irq_start) || (irq > dev->irq_end)) - return -EINVAL; - - return irq - dev->irq_start; -} - -extern void vlynq_unregister_driver(struct vlynq_driver *driver); -extern int vlynq_enable_device(struct vlynq_device *dev); -extern void vlynq_disable_device(struct vlynq_device *dev); -extern int vlynq_set_local_mapping(struct vlynq_device *dev, u32 tx_offset, - struct vlynq_mapping *mapping); -extern int vlynq_set_remote_mapping(struct vlynq_device *dev, u32 tx_offset, - struct vlynq_mapping *mapping); -extern int vlynq_set_local_irq(struct vlynq_device *dev, int virq); -extern int vlynq_set_remote_irq(struct vlynq_device *dev, int virq); - -#endif /* __VLYNQ_H__ */ diff --git a/include/linux/wait.h b/include/linux/wait.h index 5ec7739400f4..3473b663176f 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -19,10 +19,9 @@ int default_wake_function(struct wait_queue_entry *wq_entry, unsigned mode, int /* wait_queue_entry::flags */ #define WQ_FLAG_EXCLUSIVE 0x01 #define WQ_FLAG_WOKEN 0x02 -#define WQ_FLAG_BOOKMARK 0x04 -#define WQ_FLAG_CUSTOM 0x08 -#define WQ_FLAG_DONE 0x10 -#define WQ_FLAG_PRIORITY 0x20 +#define WQ_FLAG_CUSTOM 0x04 +#define WQ_FLAG_DONE 0x08 +#define WQ_FLAG_PRIORITY 0x10 /* * A single wait-queue entry structure: @@ -212,8 +211,6 @@ __remove_wait_queue(struct wait_queue_head *wq_head, struct wait_queue_entry *wq int __wake_up(struct wait_queue_head *wq_head, unsigned int mode, int nr, void *key); void __wake_up_on_current_cpu(struct wait_queue_head *wq_head, unsigned int mode, void *key); void __wake_up_locked_key(struct wait_queue_head *wq_head, unsigned int mode, void *key); -void __wake_up_locked_key_bookmark(struct wait_queue_head *wq_head, - unsigned int mode, void *key, wait_queue_entry_t *bookmark); void __wake_up_sync_key(struct wait_queue_head *wq_head, unsigned int mode, void *key); void __wake_up_locked_sync_key(struct wait_queue_head *wq_head, unsigned int mode, void *key); void __wake_up_locked(struct wait_queue_head *wq_head, unsigned int mode, int nr); diff --git a/include/media/cec.h b/include/media/cec.h index 9c007f83569a..53e4b2eb2b26 100644 --- a/include/media/cec.h +++ b/include/media/cec.h @@ -275,7 +275,7 @@ struct cec_adapter { u32 sequence; - char input_phys[32]; + char input_phys[40]; }; static inline void *cec_get_drvdata(const struct cec_adapter *adap) diff --git a/include/media/ipu-bridge.h b/include/media/ipu-bridge.h index bdc654a45521..783bda6d5cc3 100644 --- a/include/media/ipu-bridge.h +++ b/include/media/ipu-bridge.h @@ -108,7 +108,7 @@ struct ipu_node_names { char ivsc_sensor_port[7]; char ivsc_ipu_port[7]; char endpoint[11]; - char remote_port[7]; + char remote_port[9]; char vcm[16]; }; diff --git a/include/media/mipi-csi2.h b/include/media/mipi-csi2.h index c3d8f12234b1..40fc0264250d 100644 --- a/include/media/mipi-csi2.h +++ b/include/media/mipi-csi2.h @@ -19,6 +19,7 @@ #define MIPI_CSI2_DT_NULL 0x10 #define MIPI_CSI2_DT_BLANKING 0x11 #define MIPI_CSI2_DT_EMBEDDED_8B 0x12 +#define MIPI_CSI2_DT_GENERIC_LONG(n) (0x13 + (n) - 1) /* 1..4 */ #define MIPI_CSI2_DT_YUV420_8B 0x18 #define MIPI_CSI2_DT_YUV420_10B 0x19 #define MIPI_CSI2_DT_YUV420_8B_LEGACY 0x1a diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index e0a13505f88d..d82dfdbf6e58 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -284,7 +284,7 @@ struct video_device { struct v4l2_prio_state *prio; /* device info */ - char name[32]; + char name[64]; enum vfl_devnode_type vfl_type; enum vfl_devnode_direction vfl_dir; int minor; diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h index 8a8977a33ec1..f6f111fae33c 100644 --- a/include/media/v4l2-device.h +++ b/include/media/v4l2-device.h @@ -13,8 +13,6 @@ #include <media/v4l2-subdev.h> #include <media/v4l2-dev.h> -#define V4L2_DEVICE_NAME_SIZE (20 + 16) - struct v4l2_ctrl_handler; /** @@ -49,7 +47,7 @@ struct v4l2_device { struct media_device *mdev; struct list_head subdevs; spinlock_t lock; - char name[V4L2_DEVICE_NAME_SIZE]; + char name[36]; void (*notify)(struct v4l2_subdev *sd, unsigned int notification, void *arg); struct v4l2_ctrl_handler *ctrl_handler; diff --git a/include/media/v4l2-event.h b/include/media/v4l2-event.h index 4ffa914ade3a..3a0e2588361c 100644 --- a/include/media/v4l2-event.h +++ b/include/media/v4l2-event.h @@ -78,7 +78,7 @@ struct v4l2_subscribed_event { unsigned int elems; unsigned int first; unsigned int in_use; - struct v4l2_kevent events[]; + struct v4l2_kevent events[] __counted_by(elems); }; /** diff --git a/include/media/v4l2-mc.h b/include/media/v4l2-mc.h index b39586dfba35..ed0a44b6eada 100644 --- a/include/media/v4l2-mc.h +++ b/include/media/v4l2-mc.h @@ -143,6 +143,9 @@ int v4l2_create_fwnode_links(struct v4l2_subdev *src_sd, * v4l2_pipeline_pm_get - Increase the use count of a pipeline * @entity: The root entity of a pipeline * + * THIS FUNCTION IS DEPRECATED. DO NOT USE IN NEW DRIVERS. USE RUNTIME PM + * ON SUB-DEVICE DRIVERS INSTEAD. + * * Update the use count of all entities in the pipeline and power entities on. * * This function is intended to be called in video node open. It uses @@ -157,6 +160,9 @@ int v4l2_pipeline_pm_get(struct media_entity *entity); * v4l2_pipeline_pm_put - Decrease the use count of a pipeline * @entity: The root entity of a pipeline * + * THIS FUNCTION IS DEPRECATED. DO NOT USE IN NEW DRIVERS. USE RUNTIME PM + * ON SUB-DEVICE DRIVERS INSTEAD. + * * Update the use count of all entities in the pipeline and power entities off. * * This function is intended to be called in video node release. It uses diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index d9fca929c10b..c1f90c1223a7 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -446,7 +446,9 @@ enum v4l2_subdev_pre_streamon_flags { * @s_stream: start (enabled == 1) or stop (enabled == 0) streaming on the * sub-device. Failure on stop will remove any resources acquired in * streaming start, while the error code is still returned by the driver. - * Also see call_s_stream wrapper in v4l2-subdev.c. + * The caller shall track the subdev state, and shall not start or stop an + * already started or stopped subdev. Also see call_s_stream wrapper in + * v4l2-subdev.c. * * @g_pixelaspect: callback to return the pixelaspect ratio. * @@ -822,8 +824,9 @@ struct v4l2_subdev_state { * operation shall fail if the pad index it has been called on * is not valid or in case of unrecoverable failures. * - * @set_routing: enable or disable data connection routes described in the - * subdevice routing table. + * @set_routing: Enable or disable data connection routes described in the + * subdevice routing table. Subdevs that implement this operation + * must set the V4L2_SUBDEV_FL_STREAMS flag. * * @enable_streams: Enable the streams defined in streams_mask on the given * source pad. Subdevs that implement this operation must use the active @@ -948,8 +951,6 @@ struct v4l2_subdev_internal_ops { void (*release)(struct v4l2_subdev *sd); }; -#define V4L2_SUBDEV_NAME_SIZE 32 - /* Set this flag if this subdev is a i2c device. */ #define V4L2_SUBDEV_FL_IS_I2C (1U << 0) /* Set this flag if this subdev is a spi device. */ @@ -1059,7 +1060,7 @@ struct v4l2_subdev { const struct v4l2_subdev_ops *ops; const struct v4l2_subdev_internal_ops *internal_ops; struct v4l2_ctrl_handler *ctrl_handler; - char name[V4L2_SUBDEV_NAME_SIZE]; + char name[52]; u32 grp_id; void *dev_priv; void *host_priv; diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h deleted file mode 100644 index 2e01b2e9a1c0..000000000000 --- a/include/media/videobuf-core.h +++ /dev/null @@ -1,233 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * generic helper functions for handling video4linux capture buffers - * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> - * - * Highly based on video-buf written originally by: - * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> - * (c) 2006 Mauro Carvalho Chehab, <mchehab@kernel.org> - * (c) 2006 Ted Walther and John Sokol - */ - -#ifndef _VIDEOBUF_CORE_H -#define _VIDEOBUF_CORE_H - -#include <linux/poll.h> -#include <linux/videodev2.h> - -#define UNSET (-1U) - - -struct videobuf_buffer; -struct videobuf_queue; - -/* --------------------------------------------------------------------- */ - -/* - * A small set of helper functions to manage video4linux buffers. - * - * struct videobuf_buffer holds the data structures used by the helper - * functions, additionally some commonly used fields for v4l buffers - * (width, height, lists, waitqueue) are in there. That struct should - * be used as first element in the drivers buffer struct. - * - * about the mmap helpers (videobuf_mmap_*): - * - * The mmaper function allows to map any subset of contiguous buffers. - * This includes one mmap() call for all buffers (which the original - * video4linux API uses) as well as one mmap() for every single buffer - * (which v4l2 uses). - * - * If there is a valid mapping for a buffer, buffer->baddr/bsize holds - * userspace address + size which can be fed into the - * videobuf_dma_init_user function listed above. - * - */ - -struct videobuf_mapping { - unsigned int count; - struct videobuf_queue *q; -}; - -enum videobuf_state { - VIDEOBUF_NEEDS_INIT = 0, - VIDEOBUF_PREPARED = 1, - VIDEOBUF_QUEUED = 2, - VIDEOBUF_ACTIVE = 3, - VIDEOBUF_DONE = 4, - VIDEOBUF_ERROR = 5, - VIDEOBUF_IDLE = 6, -}; - -struct videobuf_buffer { - unsigned int i; - u32 magic; - - /* info about the buffer */ - unsigned int width; - unsigned int height; - unsigned int bytesperline; /* use only if != 0 */ - unsigned long size; - enum v4l2_field field; - enum videobuf_state state; - struct list_head stream; /* QBUF/DQBUF list */ - - /* touched by irq handler */ - struct list_head queue; - wait_queue_head_t done; - unsigned int field_count; - u64 ts; - - /* Memory type */ - enum v4l2_memory memory; - - /* buffer size */ - size_t bsize; - - /* buffer offset (mmap + overlay) */ - size_t boff; - - /* buffer addr (userland ptr!) */ - unsigned long baddr; - - /* for mmap'ed buffers */ - struct videobuf_mapping *map; - - /* Private pointer to allow specific methods to store their data */ - int privsize; - void *priv; -}; - -struct videobuf_queue_ops { - int (*buf_setup)(struct videobuf_queue *q, - unsigned int *count, unsigned int *size); - int (*buf_prepare)(struct videobuf_queue *q, - struct videobuf_buffer *vb, - enum v4l2_field field); - void (*buf_queue)(struct videobuf_queue *q, - struct videobuf_buffer *vb); - void (*buf_release)(struct videobuf_queue *q, - struct videobuf_buffer *vb); -}; - -#define MAGIC_QTYPE_OPS 0x12261003 - -/* Helper operations - device type dependent */ -struct videobuf_qtype_ops { - u32 magic; - - struct videobuf_buffer *(*alloc_vb)(size_t size); - void *(*vaddr) (struct videobuf_buffer *buf); - int (*iolock) (struct videobuf_queue *q, - struct videobuf_buffer *vb, - struct v4l2_framebuffer *fbuf); - int (*sync) (struct videobuf_queue *q, - struct videobuf_buffer *buf); - int (*mmap_mapper) (struct videobuf_queue *q, - struct videobuf_buffer *buf, - struct vm_area_struct *vma); -}; - -struct videobuf_queue { - struct mutex vb_lock; - struct mutex *ext_lock; - spinlock_t *irqlock; - struct device *dev; - - wait_queue_head_t wait; /* wait if queue is empty */ - - enum v4l2_buf_type type; - unsigned int msize; - enum v4l2_field field; - enum v4l2_field last; /* for field=V4L2_FIELD_ALTERNATE */ - struct videobuf_buffer *bufs[VIDEO_MAX_FRAME]; - const struct videobuf_queue_ops *ops; - struct videobuf_qtype_ops *int_ops; - - unsigned int streaming:1; - unsigned int reading:1; - - /* capture via mmap() + ioctl(QBUF/DQBUF) */ - struct list_head stream; - - /* capture via read() */ - unsigned int read_off; - struct videobuf_buffer *read_buf; - - /* driver private data */ - void *priv_data; -}; - -static inline void videobuf_queue_lock(struct videobuf_queue *q) -{ - if (!q->ext_lock) - mutex_lock(&q->vb_lock); -} - -static inline void videobuf_queue_unlock(struct videobuf_queue *q) -{ - if (!q->ext_lock) - mutex_unlock(&q->vb_lock); -} - -int videobuf_waiton(struct videobuf_queue *q, struct videobuf_buffer *vb, - int non_blocking, int intr); -int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb, - struct v4l2_framebuffer *fbuf); - -struct videobuf_buffer *videobuf_alloc_vb(struct videobuf_queue *q); - -/* Used on videobuf-dvb */ -void *videobuf_queue_to_vaddr(struct videobuf_queue *q, - struct videobuf_buffer *buf); - -void videobuf_queue_core_init(struct videobuf_queue *q, - const struct videobuf_queue_ops *ops, - struct device *dev, - spinlock_t *irqlock, - enum v4l2_buf_type type, - enum v4l2_field field, - unsigned int msize, - void *priv, - struct videobuf_qtype_ops *int_ops, - struct mutex *ext_lock); -int videobuf_queue_is_busy(struct videobuf_queue *q); -void videobuf_queue_cancel(struct videobuf_queue *q); - -enum v4l2_field videobuf_next_field(struct videobuf_queue *q); -int videobuf_reqbufs(struct videobuf_queue *q, - struct v4l2_requestbuffers *req); -int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b); -int videobuf_qbuf(struct videobuf_queue *q, - struct v4l2_buffer *b); -int videobuf_dqbuf(struct videobuf_queue *q, - struct v4l2_buffer *b, int nonblocking); -int videobuf_streamon(struct videobuf_queue *q); -int videobuf_streamoff(struct videobuf_queue *q); - -void videobuf_stop(struct videobuf_queue *q); - -int videobuf_read_start(struct videobuf_queue *q); -void videobuf_read_stop(struct videobuf_queue *q); -ssize_t videobuf_read_stream(struct videobuf_queue *q, - char __user *data, size_t count, loff_t *ppos, - int vbihack, int nonblocking); -ssize_t videobuf_read_one(struct videobuf_queue *q, - char __user *data, size_t count, loff_t *ppos, - int nonblocking); -__poll_t videobuf_poll_stream(struct file *file, - struct videobuf_queue *q, - poll_table *wait); - -int videobuf_mmap_setup(struct videobuf_queue *q, - unsigned int bcount, unsigned int bsize, - enum v4l2_memory memory); -int __videobuf_mmap_setup(struct videobuf_queue *q, - unsigned int bcount, unsigned int bsize, - enum v4l2_memory memory); -int videobuf_mmap_free(struct videobuf_queue *q); -int videobuf_mmap_mapper(struct videobuf_queue *q, - struct vm_area_struct *vma); - -#endif diff --git a/include/media/videobuf-dma-contig.h b/include/media/videobuf-dma-contig.h deleted file mode 100644 index 525883b2c53e..000000000000 --- a/include/media/videobuf-dma-contig.h +++ /dev/null @@ -1,30 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * helper functions for physically contiguous capture buffers - * - * The functions support hardware lacking scatter gather support - * (i.e. the buffers must be linear in physical memory) - * - * Copyright (c) 2008 Magnus Damm - */ -#ifndef _VIDEOBUF_DMA_CONTIG_H -#define _VIDEOBUF_DMA_CONTIG_H - -#include <linux/dma-mapping.h> -#include <media/videobuf-core.h> - -void videobuf_queue_dma_contig_init(struct videobuf_queue *q, - const struct videobuf_queue_ops *ops, - struct device *dev, - spinlock_t *irqlock, - enum v4l2_buf_type type, - enum v4l2_field field, - unsigned int msize, - void *priv, - struct mutex *ext_lock); - -dma_addr_t videobuf_to_dma_contig(struct videobuf_buffer *buf); -void videobuf_dma_contig_free(struct videobuf_queue *q, - struct videobuf_buffer *buf); - -#endif /* _VIDEOBUF_DMA_CONTIG_H */ diff --git a/include/media/videobuf-dma-sg.h b/include/media/videobuf-dma-sg.h deleted file mode 100644 index 930ff8d454fc..000000000000 --- a/include/media/videobuf-dma-sg.h +++ /dev/null @@ -1,102 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * helper functions for SG DMA video4linux capture buffers - * - * The functions expect the hardware being able to scatter gather - * (i.e. the buffers are not linear in physical memory, but fragmented - * into PAGE_SIZE chunks). They also assume the driver does not need - * to touch the video data. - * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> - * - * Highly based on video-buf written originally by: - * (c) 2001,02 Gerd Knorr <kraxel@bytesex.org> - * (c) 2006 Mauro Carvalho Chehab, <mchehab@kernel.org> - * (c) 2006 Ted Walther and John Sokol - */ -#ifndef _VIDEOBUF_DMA_SG_H -#define _VIDEOBUF_DMA_SG_H - -#include <media/videobuf-core.h> - -/* --------------------------------------------------------------------- */ - -/* - * A small set of helper functions to manage buffers (both userland - * and kernel) for DMA. - * - * videobuf_dma_init_*() - * creates a buffer. The userland version takes a userspace - * pointer + length. The kernel version just wants the size and - * does memory allocation too using vmalloc_32(). - * - * videobuf_dma_*() - * see Documentation/core-api/dma-api-howto.rst, these functions to - * basically the same. The map function does also build a - * scatterlist for the buffer (and unmap frees it ...) - * - * videobuf_dma_free() - * no comment ... - * - */ - -struct videobuf_dmabuf { - u32 magic; - - /* for userland buffer */ - int offset; - size_t size; - struct page **pages; - - /* for kernel buffers */ - void *vaddr; - struct page **vaddr_pages; - dma_addr_t *dma_addr; - struct device *dev; - - /* for overlay buffers (pci-pci dma) */ - dma_addr_t bus_addr; - - /* common */ - struct scatterlist *sglist; - int sglen; - unsigned long nr_pages; - int direction; -}; - -struct videobuf_dma_sg_memory { - u32 magic; - - /* for mmap'ed buffers */ - struct videobuf_dmabuf dma; -}; - -/* - * Scatter-gather DMA buffer API. - * - * These functions provide a simple way to create a page list and a - * scatter-gather list from a kernel, userspace of physical address and map the - * memory for DMA operation. - * - * Despite the name, this is totally unrelated to videobuf, except that - * videobuf-dma-sg uses the same API internally. - */ -int videobuf_dma_free(struct videobuf_dmabuf *dma); - -int videobuf_dma_unmap(struct device *dev, struct videobuf_dmabuf *dma); -struct videobuf_dmabuf *videobuf_to_dma(struct videobuf_buffer *buf); - -void *videobuf_sg_alloc(size_t size); - -void videobuf_queue_sg_init(struct videobuf_queue *q, - const struct videobuf_queue_ops *ops, - struct device *dev, - spinlock_t *irqlock, - enum v4l2_buf_type type, - enum v4l2_field field, - unsigned int msize, - void *priv, - struct mutex *ext_lock); - -#endif /* _VIDEOBUF_DMA_SG_H */ - diff --git a/include/media/videobuf-vmalloc.h b/include/media/videobuf-vmalloc.h deleted file mode 100644 index e930dbb9d7f4..000000000000 --- a/include/media/videobuf-vmalloc.h +++ /dev/null @@ -1,43 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * helper functions for vmalloc capture buffers - * - * The functions expect the hardware being able to scatter gather - * (i.e. the buffers are not linear in physical memory, but fragmented - * into PAGE_SIZE chunks). They also assume the driver does not need - * to touch the video data. - * - * (c) 2007 Mauro Carvalho Chehab, <mchehab@kernel.org> - */ -#ifndef _VIDEOBUF_VMALLOC_H -#define _VIDEOBUF_VMALLOC_H - -#include <media/videobuf-core.h> - -/* --------------------------------------------------------------------- */ - -struct videobuf_vmalloc_memory { - u32 magic; - - void *vaddr; - - /* remap_vmalloc_range seems to need to run - * after mmap() on some cases */ - struct vm_area_struct *vma; -}; - -void videobuf_queue_vmalloc_init(struct videobuf_queue *q, - const struct videobuf_queue_ops *ops, - struct device *dev, - spinlock_t *irqlock, - enum v4l2_buf_type type, - enum v4l2_field field, - unsigned int msize, - void *priv, - struct mutex *ext_lock); - -void *videobuf_to_vmalloc(struct videobuf_buffer *buf); - -void videobuf_vmalloc_free(struct videobuf_buffer *buf); - -#endif diff --git a/include/net/addrconf.h b/include/net/addrconf.h index 82da55101b5a..61ebe723ee4d 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -31,17 +31,22 @@ struct prefix_info { __u8 length; __u8 prefix_len; + union __packed { + __u8 flags; + struct __packed { #if defined(__BIG_ENDIAN_BITFIELD) - __u8 onlink : 1, + __u8 onlink : 1, autoconf : 1, reserved : 6; #elif defined(__LITTLE_ENDIAN_BITFIELD) - __u8 reserved : 6, + __u8 reserved : 6, autoconf : 1, onlink : 1; #else #error "Please fix <asm/byteorder.h>" #endif + }; + }; __be32 valid; __be32 prefered; __be32 reserved2; @@ -49,6 +54,9 @@ struct prefix_info { struct in6_addr prefix; }; +/* rfc4861 4.6.2: IPv6 PIO is 32 bytes in size */ +static_assert(sizeof(struct prefix_info) == 32); + #include <linux/ipv6.h> #include <linux/netdevice.h> #include <net/if_inet6.h> diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 824c258143a3..49c4640027d8 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -75,6 +75,7 @@ struct unix_sock { }; #define unix_sk(ptr) container_of_const(ptr, struct unix_sock, sk) +#define unix_peer(sk) (unix_sk(sk)->peer) #define peer_wait peer_wq.wait diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index b137a33a1b68..4ecfb06c413d 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -9299,4 +9299,50 @@ bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, */ void cfg80211_links_removed(struct net_device *dev, u16 link_mask); +#ifdef CONFIG_CFG80211_DEBUGFS +/** + * wiphy_locked_debugfs_read - do a locked read in debugfs + * @wiphy: the wiphy to use + * @file: the file being read + * @buf: the buffer to fill and then read from + * @bufsize: size of the buffer + * @userbuf: the user buffer to copy to + * @count: read count + * @ppos: read position + * @handler: the read handler to call (under wiphy lock) + * @data: additional data to pass to the read handler + */ +ssize_t wiphy_locked_debugfs_read(struct wiphy *wiphy, struct file *file, + char *buf, size_t bufsize, + char __user *userbuf, size_t count, + loff_t *ppos, + ssize_t (*handler)(struct wiphy *wiphy, + struct file *file, + char *buf, + size_t bufsize, + void *data), + void *data); + +/** + * wiphy_locked_debugfs_write - do a locked write in debugfs + * @wiphy: the wiphy to use + * @file: the file being written to + * @buf: the buffer to copy the user data to + * @bufsize: size of the buffer + * @userbuf: the user buffer to copy from + * @count: read count + * @handler: the write handler to call (under wiphy lock) + * @data: additional data to pass to the write handler + */ +ssize_t wiphy_locked_debugfs_write(struct wiphy *wiphy, struct file *file, + char *buf, size_t bufsize, + const char __user *userbuf, size_t count, + ssize_t (*handler)(struct wiphy *wiphy, + struct file *file, + char *buf, + size_t count, + void *data), + void *data); +#endif + #endif /* __NET_CFG80211_H */ diff --git a/include/net/flow.h b/include/net/flow.h index 7f0adda3bf2f..335bbc52171c 100644 --- a/include/net/flow.h +++ b/include/net/flow.h @@ -40,8 +40,8 @@ struct flowi_common { #define FLOWI_FLAG_KNOWN_NH 0x02 __u32 flowic_secid; kuid_t flowic_uid; - struct flowi_tunnel flowic_tun_key; __u32 flowic_multipath_hash; + struct flowi_tunnel flowic_tun_key; }; union flowi_uli { diff --git a/include/net/genetlink.h b/include/net/genetlink.h index e18a4c0d69ee..c53244f20437 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -12,10 +12,12 @@ * struct genl_multicast_group - generic netlink multicast group * @name: name of the multicast group, names are per-family * @flags: GENL_* flags (%GENL_ADMIN_PERM or %GENL_UNS_ADMIN_PERM) + * @cap_sys_admin: whether %CAP_SYS_ADMIN is required for binding */ struct genl_multicast_group { char name[GENL_NAMSIZ]; u8 flags; + u8 cap_sys_admin:1; }; struct genl_split_ops; diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index 3e454c4d7ba6..f07642264c1e 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -22,10 +22,6 @@ #define IF_RS_SENT 0x10 #define IF_READY 0x80000000 -/* prefix flags */ -#define IF_PREFIX_ONLINK 0x01 -#define IF_PREFIX_AUTOCONF 0x02 - enum { INET6_IFADDR_STATE_PREDAD, INET6_IFADDR_STATE_DAD, diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 07022bb0d44d..0d28172193fa 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -162,7 +162,7 @@ struct neighbour { struct rcu_head rcu; struct net_device *dev; netdevice_tracker dev_tracker; - u8 primary_key[0]; + u8 primary_key[]; } __randomize_layout; struct neigh_ops { diff --git a/include/net/netfilter/nf_conntrack_act_ct.h b/include/net/netfilter/nf_conntrack_act_ct.h index 078d3c52c03f..e5f2f0b73a9a 100644 --- a/include/net/netfilter/nf_conntrack_act_ct.h +++ b/include/net/netfilter/nf_conntrack_act_ct.h @@ -20,7 +20,22 @@ static inline struct nf_conn_act_ct_ext *nf_conn_act_ct_ext_find(const struct nf #endif } -static inline struct nf_conn_act_ct_ext *nf_conn_act_ct_ext_add(struct nf_conn *ct) +static inline void nf_conn_act_ct_ext_fill(struct sk_buff *skb, struct nf_conn *ct, + enum ip_conntrack_info ctinfo) +{ +#if IS_ENABLED(CONFIG_NET_ACT_CT) + struct nf_conn_act_ct_ext *act_ct_ext; + + act_ct_ext = nf_conn_act_ct_ext_find(ct); + if (dev_net(skb->dev) == &init_net && act_ct_ext) + act_ct_ext->ifindex[CTINFO2DIR(ctinfo)] = skb->dev->ifindex; +#endif +} + +static inline struct +nf_conn_act_ct_ext *nf_conn_act_ct_ext_add(struct sk_buff *skb, + struct nf_conn *ct, + enum ip_conntrack_info ctinfo) { #if IS_ENABLED(CONFIG_NET_ACT_CT) struct nf_conn_act_ct_ext *act_ct = nf_ct_ext_find(ct, NF_CT_EXT_ACT_CT); @@ -29,22 +44,11 @@ static inline struct nf_conn_act_ct_ext *nf_conn_act_ct_ext_add(struct nf_conn * return act_ct; act_ct = nf_ct_ext_add(ct, NF_CT_EXT_ACT_CT, GFP_ATOMIC); + nf_conn_act_ct_ext_fill(skb, ct, ctinfo); return act_ct; #else return NULL; #endif } -static inline void nf_conn_act_ct_ext_fill(struct sk_buff *skb, struct nf_conn *ct, - enum ip_conntrack_info ctinfo) -{ -#if IS_ENABLED(CONFIG_NET_ACT_CT) - struct nf_conn_act_ct_ext *act_ct_ext; - - act_ct_ext = nf_conn_act_ct_ext_find(ct); - if (dev_net(skb->dev) == &init_net && act_ct_ext) - act_ct_ext->ifindex[CTINFO2DIR(ctinfo)] = skb->dev->ifindex; -#endif -} - #endif /* _NF_CONNTRACK_ACT_CT_H */ diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h index fe1507c1db82..692d5955911c 100644 --- a/include/net/netfilter/nf_flow_table.h +++ b/include/net/netfilter/nf_flow_table.h @@ -62,6 +62,8 @@ struct nf_flowtable_type { enum flow_offload_tuple_dir dir, struct nf_flow_rule *flow_rule); void (*free)(struct nf_flowtable *ft); + void (*get)(struct nf_flowtable *ft); + void (*put)(struct nf_flowtable *ft); nf_hookfn *hook; struct module *owner; }; @@ -240,6 +242,11 @@ nf_flow_table_offload_add_cb(struct nf_flowtable *flow_table, } list_add_tail(&block_cb->list, &block->cb_list); + up_write(&flow_table->flow_block_lock); + + if (flow_table->type->get) + flow_table->type->get(flow_table); + return 0; unlock: up_write(&flow_table->flow_block_lock); @@ -262,6 +269,9 @@ nf_flow_table_offload_del_cb(struct nf_flowtable *flow_table, WARN_ON(true); } up_write(&flow_table->flow_block_lock); + + if (flow_table->type->put) + flow_table->type->put(flow_table); } void flow_offload_route_init(struct flow_offload *flow, diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index 3bbd13ab1ecf..b157c5cafd14 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -178,9 +178,9 @@ static inline __be32 nft_reg_load_be32(const u32 *sreg) return *(__force __be32 *)sreg; } -static inline void nft_reg_store64(u32 *dreg, u64 val) +static inline void nft_reg_store64(u64 *dreg, u64 val) { - put_unaligned(val, (u64 *)dreg); + put_unaligned(val, dreg); } static inline u64 nft_reg_load64(const u32 *sreg) diff --git a/include/net/netkit.h b/include/net/netkit.h index 0ba2e6b847ca..9ec0163739f4 100644 --- a/include/net/netkit.h +++ b/include/net/netkit.h @@ -10,6 +10,7 @@ int netkit_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog); int netkit_link_attach(const union bpf_attr *attr, struct bpf_prog *prog); int netkit_prog_detach(const union bpf_attr *attr, struct bpf_prog *prog); int netkit_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr); +INDIRECT_CALLABLE_DECLARE(struct net_device *netkit_peer_dev(struct net_device *dev)); #else static inline int netkit_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog) @@ -34,5 +35,10 @@ static inline int netkit_prog_query(const union bpf_attr *attr, { return -EINVAL; } + +static inline struct net_device *netkit_peer_dev(struct net_device *dev) +{ + return NULL; +} #endif /* CONFIG_NETKIT */ #endif /* __NET_NETKIT_H */ diff --git a/include/net/tc_act/tc_ct.h b/include/net/tc_act/tc_ct.h index 8a6dbfb23336..77f87c622a2e 100644 --- a/include/net/tc_act/tc_ct.h +++ b/include/net/tc_act/tc_ct.h @@ -58,6 +58,11 @@ static inline struct nf_flowtable *tcf_ct_ft(const struct tc_action *a) return to_ct_params(a)->nf_ft; } +static inline struct nf_conntrack_helper *tcf_ct_helper(const struct tc_action *a) +{ + return to_ct_params(a)->helper; +} + #else static inline uint16_t tcf_ct_zone(const struct tc_action *a) { return 0; } static inline int tcf_ct_action(const struct tc_action *a) { return 0; } @@ -65,6 +70,10 @@ static inline struct nf_flowtable *tcf_ct_ft(const struct tc_action *a) { return NULL; } +static inline struct nf_conntrack_helper *tcf_ct_helper(const struct tc_action *a) +{ + return NULL; +} #endif /* CONFIG_NF_CONNTRACK */ #if IS_ENABLED(CONFIG_NET_ACT_CT) diff --git a/include/net/tcp.h b/include/net/tcp.h index d2f0736b76b8..144ba48bb07b 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1514,17 +1514,22 @@ static inline int tcp_full_space(const struct sock *sk) return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf)); } -static inline void tcp_adjust_rcv_ssthresh(struct sock *sk) +static inline void __tcp_adjust_rcv_ssthresh(struct sock *sk, u32 new_ssthresh) { int unused_mem = sk_unused_reserved_mem(sk); struct tcp_sock *tp = tcp_sk(sk); - tp->rcv_ssthresh = min(tp->rcv_ssthresh, 4U * tp->advmss); + tp->rcv_ssthresh = min(tp->rcv_ssthresh, new_ssthresh); if (unused_mem) tp->rcv_ssthresh = max_t(u32, tp->rcv_ssthresh, tcp_win_from_space(sk, unused_mem)); } +static inline void tcp_adjust_rcv_ssthresh(struct sock *sk) +{ + __tcp_adjust_rcv_ssthresh(sk, 4U * tcp_sk(sk)->advmss); +} + void tcp_cleanup_rbuf(struct sock *sk, int copied); void __tcp_cleanup_rbuf(struct sock *sk, int copied); diff --git a/include/net/tcp_ao.h b/include/net/tcp_ao.h index a375a171ef3c..647781080613 100644 --- a/include/net/tcp_ao.h +++ b/include/net/tcp_ao.h @@ -62,11 +62,17 @@ static inline int tcp_ao_maclen(const struct tcp_ao_key *key) return key->maclen; } +/* Use tcp_ao_len_aligned() for TCP header calculations */ static inline int tcp_ao_len(const struct tcp_ao_key *key) { return tcp_ao_maclen(key) + sizeof(struct tcp_ao_hdr); } +static inline int tcp_ao_len_aligned(const struct tcp_ao_key *key) +{ + return round_up(tcp_ao_len(key), 4); +} + static inline unsigned int tcp_ao_digest_size(struct tcp_ao_key *key) { return key->digest_size; @@ -124,7 +130,7 @@ struct tcp_ao_info { #define tcp_hash_fail(msg, family, skb, fmt, ...) \ do { \ const struct tcphdr *th = tcp_hdr(skb); \ - char hdr_flags[5] = {}; \ + char hdr_flags[6]; \ char *f = hdr_flags; \ \ if (th->fin) \ @@ -133,17 +139,18 @@ do { \ *f++ = 'S'; \ if (th->rst) \ *f++ = 'R'; \ + if (th->psh) \ + *f++ = 'P'; \ if (th->ack) \ - *f++ = 'A'; \ - if (f != hdr_flags) \ - *f = ' '; \ + *f++ = '.'; \ + *f = 0; \ if ((family) == AF_INET) { \ - net_info_ratelimited("%s for (%pI4, %d)->(%pI4, %d) %s" fmt "\n", \ + net_info_ratelimited("%s for %pI4.%d->%pI4.%d [%s] " fmt "\n", \ msg, &ip_hdr(skb)->saddr, ntohs(th->source), \ &ip_hdr(skb)->daddr, ntohs(th->dest), \ hdr_flags, ##__VA_ARGS__); \ } else { \ - net_info_ratelimited("%s for [%pI6c]:%u->[%pI6c]:%u %s" fmt "\n", \ + net_info_ratelimited("%s for [%pI6c].%d->[%pI6c].%d [%s]" fmt "\n", \ msg, &ipv6_hdr(skb)->saddr, ntohs(th->source), \ &ipv6_hdr(skb)->daddr, ntohs(th->dest), \ hdr_flags, ##__VA_ARGS__); \ diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h index 2e3843b761e8..3f1b58d8b4bf 100644 --- a/include/rdma/ib_mad.h +++ b/include/rdma/ib_mad.h @@ -277,6 +277,8 @@ enum ib_port_capability_mask2_bits { IB_PORT_LINK_WIDTH_2X_SUP = 1 << 4, IB_PORT_LINK_SPEED_HDR_SUP = 1 << 5, IB_PORT_LINK_SPEED_NDR_SUP = 1 << 10, + IB_PORT_EXTENDED_SPEEDS2_SUP = 1 << 11, + IB_PORT_LINK_SPEED_XDR_SUP = 1 << 12, }; #define OPA_CLASS_PORT_INFO_PR_SUPPORT BIT(26) diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h index 95896472a82b..565a85044541 100644 --- a/include/rdma/ib_umem.h +++ b/include/rdma/ib_umem.h @@ -77,6 +77,13 @@ static inline void __rdma_umem_block_iter_start(struct ib_block_iter *biter, { __rdma_block_iter_start(biter, umem->sgt_append.sgt.sgl, umem->sgt_append.sgt.nents, pgsz); + biter->__sg_advance = ib_umem_offset(umem) & ~(pgsz - 1); + biter->__sg_numblocks = ib_umem_num_dma_blocks(umem, pgsz); +} + +static inline bool __rdma_umem_block_iter_next(struct ib_block_iter *biter) +{ + return __rdma_block_iter_next(biter) && biter->__sg_numblocks--; } /** @@ -92,7 +99,7 @@ static inline void __rdma_umem_block_iter_start(struct ib_block_iter *biter, */ #define rdma_umem_for_each_dma_block(umem, biter, pgsz) \ for (__rdma_umem_block_iter_start(biter, umem, pgsz); \ - __rdma_block_iter_next(biter);) + __rdma_umem_block_iter_next(biter);) #ifdef CONFIG_INFINIBAND_USER_MEM diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 533ab92684d8..b7b6b58dd348 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -561,6 +561,7 @@ enum ib_port_speed { IB_SPEED_EDR = 32, IB_SPEED_HDR = 64, IB_SPEED_NDR = 128, + IB_SPEED_XDR = 256, }; enum ib_stat_flag { @@ -607,7 +608,7 @@ struct rdma_hw_stats { const struct rdma_stat_desc *descs; unsigned long *is_disabled; int num_counters; - u64 value[]; + u64 value[] __counted_by(num_counters); }; #define RDMA_HW_STATS_DEFAULT_LIFESPAN 10 @@ -840,6 +841,7 @@ enum ib_rate { IB_RATE_50_GBPS = 20, IB_RATE_400_GBPS = 21, IB_RATE_600_GBPS = 22, + IB_RATE_800_GBPS = 23, }; /** @@ -1094,7 +1096,7 @@ struct ib_qp_cap { /* * Maximum number of rdma_rw_ctx structures in flight at a time. - * ib_create_qp() will calculate the right amount of neededed WRs + * ib_create_qp() will calculate the right amount of needed WRs * and MRs based on this. */ u32 max_rdma_ctxs; @@ -2608,6 +2610,8 @@ struct ib_device_ops { int (*fill_res_qp_entry)(struct sk_buff *msg, struct ib_qp *ibqp); int (*fill_res_qp_entry_raw)(struct sk_buff *msg, struct ib_qp *ibqp); int (*fill_res_cm_id_entry)(struct sk_buff *msg, struct rdma_cm_id *id); + int (*fill_res_srq_entry)(struct sk_buff *msg, struct ib_srq *ib_srq); + int (*fill_res_srq_entry_raw)(struct sk_buff *msg, struct ib_srq *ib_srq); /* Device lifecycle callbacks */ /* @@ -2846,6 +2850,7 @@ struct ib_block_iter { /* internal states */ struct scatterlist *__sg; /* sg holding the current aligned block */ dma_addr_t __dma_addr; /* unaligned DMA address of this block */ + size_t __sg_numblocks; /* ib_umem_num_dma_blocks() */ unsigned int __sg_nents; /* number of SG entries */ unsigned int __sg_advance; /* number of bytes to advance in sg in next step */ unsigned int __pg_bit; /* alignment of current block */ diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 8a43534eea5c..f5257103fdb6 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -404,8 +404,6 @@ cmd_to_domain_dev(struct scsi_cmnd *cmd) return sdev_to_domain_dev(cmd->device); } -void sas_hash_addr(u8 *hashed, const u8 *sas_addr); - /* Before calling a notify event, LLDD should use this function * when the link is severed (possibly from its tasklet). * The idea is that the Class only reads those, while the LLDD, @@ -681,7 +679,6 @@ extern void sas_resume_ha(struct sas_ha_struct *sas_ha); extern void sas_resume_ha_no_sync(struct sas_ha_struct *sas_ha); extern void sas_suspend_ha(struct sas_ha_struct *sas_ha); -int sas_set_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates); int sas_phy_reset(struct sas_phy *phy, int hard_reset); int sas_phy_enable(struct sas_phy *phy, int enable); extern int sas_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); @@ -699,20 +696,6 @@ extern struct scsi_transport_template * sas_domain_attach_transport(struct sas_domain_function_template *); extern struct device_attribute dev_attr_phy_event_threshold; -int sas_discover_root_expander(struct domain_device *); - -int sas_ex_revalidate_domain(struct domain_device *); - -void sas_unregister_domain_devices(struct asd_sas_port *port, int gone); -void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *); -void sas_discover_event(struct asd_sas_port *, enum discover_event ev); - -int sas_discover_end_dev(struct domain_device *); - -void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *); - -void sas_init_dev(struct domain_device *); - void sas_task_abort(struct sas_task *); int sas_eh_abort_handler(struct scsi_cmnd *cmd); int sas_eh_device_reset_handler(struct scsi_cmnd *cmd); diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 10480eb582b2..5ec1e71a09de 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -167,19 +167,25 @@ struct scsi_device { * power state for system suspend/resume (suspend to RAM and * hibernation) operations. */ - bool manage_system_start_stop; + unsigned manage_system_start_stop:1; /* * If true, let the high-level device driver (sd) manage the device * power state for runtime device suspand and resume operations. */ - bool manage_runtime_start_stop; + unsigned manage_runtime_start_stop:1; /* * If true, let the high-level device driver (sd) manage the device * power state for system shutdown (power off) operations. */ - bool manage_shutdown; + unsigned manage_shutdown:1; + + /* + * If set and if the device is runtime suspended, ask the high-level + * device driver (sd) to force a runtime resume of the device. + */ + unsigned force_runtime_start_on_system_start:1; unsigned removable:1; unsigned changed:1; /* Data invalid due to media change */ diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 4c2dc8150c6d..3b907fc2ef08 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -245,6 +245,9 @@ struct scsi_host_template { * midlayer calls this point so that the driver may deallocate * and terminate any references to the target. * + * Note: This callback is called with the host lock held and hence + * must not sleep. + * * Status: OPTIONAL */ void (* target_destroy)(struct scsi_target *); diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h index a5ef84944a06..71ae37d3bedd 100644 --- a/include/soc/tegra/mc.h +++ b/include/soc/tegra/mc.h @@ -96,7 +96,6 @@ struct tegra_smmu_soc { struct tegra_mc; struct tegra_smmu; -struct gart_device; #ifdef CONFIG_TEGRA_IOMMU_SMMU struct tegra_smmu *tegra_smmu_probe(struct device *dev, @@ -116,28 +115,6 @@ static inline void tegra_smmu_remove(struct tegra_smmu *smmu) } #endif -#ifdef CONFIG_TEGRA_IOMMU_GART -struct gart_device *tegra_gart_probe(struct device *dev, struct tegra_mc *mc); -int tegra_gart_suspend(struct gart_device *gart); -int tegra_gart_resume(struct gart_device *gart); -#else -static inline struct gart_device * -tegra_gart_probe(struct device *dev, struct tegra_mc *mc) -{ - return ERR_PTR(-ENODEV); -} - -static inline int tegra_gart_suspend(struct gart_device *gart) -{ - return -ENODEV; -} - -static inline int tegra_gart_resume(struct gart_device *gart) -{ - return -ENODEV; -} -#endif - struct tegra_mc_reset { const char *name; unsigned long id; @@ -185,8 +162,6 @@ struct tegra_mc_ops { */ int (*probe)(struct tegra_mc *mc); void (*remove)(struct tegra_mc *mc); - int (*suspend)(struct tegra_mc *mc); - int (*resume)(struct tegra_mc *mc); irqreturn_t (*handle_irq)(int irq, void *data); int (*probe_device)(struct tegra_mc *mc, struct device *dev); }; @@ -225,7 +200,6 @@ struct tegra_mc { struct tegra_bpmp *bpmp; struct device *dev; struct tegra_smmu *smmu; - struct gart_device *gart; void __iomem *regs; void __iomem *bcast_ch_regs; void __iomem **ch_regs; diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h index 1bf757901d02..68e053fe7340 100644 --- a/include/sound/cs35l41.h +++ b/include/sound/cs35l41.h @@ -11,7 +11,6 @@ #define __CS35L41_H #include <linux/regmap.h> -#include <linux/completion.h> #include <linux/firmware/cirrus/cs_dsp.h> #define CS35L41_FIRSTREG 0x00000000 @@ -736,6 +735,7 @@ #define CS35L41_REVID_B2 0xB2 #define CS35L41_HALO_CORE_RESET 0x00000200 +#define CS35L41_SOFTWARE_RESET 0x5A000000 #define CS35L41_FS1_WINDOW_MASK 0x000007FF #define CS35L41_FS2_WINDOW_MASK 0x00FFF800 @@ -816,6 +816,8 @@ struct cs35l41_otp_map_element_t { }; enum cs35l41_cspl_mbox_status { + CSPL_MBOX_STS_ERROR = U32_MAX, + CSPL_MBOX_STS_ERROR2 = 0x00ffffff, // firmware not always sign-extending 24-bit value CSPL_MBOX_STS_RUNNING = 0, CSPL_MBOX_STS_PAUSED = 1, CSPL_MBOX_STS_RDY_FOR_REINIT = 2, @@ -902,7 +904,8 @@ int cs35l41_exit_hibernate(struct device *dev, struct regmap *regmap); int cs35l41_init_boost(struct device *dev, struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg); bool cs35l41_safe_reset(struct regmap *regmap, enum cs35l41_boost_type b_type); +int cs35l41_mdsync_up(struct regmap *regmap); int cs35l41_global_enable(struct device *dev, struct regmap *regmap, enum cs35l41_boost_type b_type, - int enable, struct completion *pll_lock, bool firmware_running); + int enable, struct cs_dsp *dsp); #endif /* __CS35L41_H */ diff --git a/include/sound/cs35l56.h b/include/sound/cs35l56.h index 3950322bf3cb..8c18e8b6d27d 100644 --- a/include/sound/cs35l56.h +++ b/include/sound/cs35l56.h @@ -242,9 +242,8 @@ #define CS35L56_CONTROL_PORT_READY_US 2200 #define CS35L56_HALO_STATE_POLL_US 1000 #define CS35L56_HALO_STATE_TIMEOUT_US 50000 -#define CS35L56_HIBERNATE_WAKE_POLL_US 500 -#define CS35L56_HIBERNATE_WAKE_TIMEOUT_US 5000 #define CS35L56_RESET_PULSE_MIN_US 1100 +#define CS35L56_WAKE_HOLD_TIME_US 1000 #define CS35L56_SDW1_PLAYBACK_PORT 1 #define CS35L56_SDW1_CAPTURE_PORT 3 diff --git a/include/sound/graph_card.h b/include/sound/graph_card.h index 4c8b94c77b8e..8e2e15dfcb1e 100644 --- a/include/sound/graph_card.h +++ b/include/sound/graph_card.h @@ -9,27 +9,27 @@ #include <sound/simple_card_utils.h> -typedef int (*GRAPH2_CUSTOM)(struct asoc_simple_priv *priv, +typedef int (*GRAPH2_CUSTOM)(struct simple_util_priv *priv, struct device_node *lnk, struct link_info *li); struct graph2_custom_hooks { - int (*hook_pre)(struct asoc_simple_priv *priv); - int (*hook_post)(struct asoc_simple_priv *priv); + int (*hook_pre)(struct simple_util_priv *priv); + int (*hook_post)(struct simple_util_priv *priv); GRAPH2_CUSTOM custom_normal; GRAPH2_CUSTOM custom_dpcm; GRAPH2_CUSTOM custom_c2c; }; -int audio_graph_parse_of(struct asoc_simple_priv *priv, struct device *dev); -int audio_graph2_parse_of(struct asoc_simple_priv *priv, struct device *dev, +int audio_graph_parse_of(struct simple_util_priv *priv, struct device *dev); +int audio_graph2_parse_of(struct simple_util_priv *priv, struct device *dev, struct graph2_custom_hooks *hooks); -int audio_graph2_link_normal(struct asoc_simple_priv *priv, +int audio_graph2_link_normal(struct simple_util_priv *priv, struct device_node *lnk, struct link_info *li); -int audio_graph2_link_dpcm(struct asoc_simple_priv *priv, +int audio_graph2_link_dpcm(struct simple_util_priv *priv, struct device_node *lnk, struct link_info *li); -int audio_graph2_link_c2c(struct asoc_simple_priv *priv, +int audio_graph2_link_c2c(struct simple_util_priv *priv, struct device_node *lnk, struct link_info *li); #endif /* __GRAPH_CARD_H */ diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h index 9c7872c0ca79..55958711d697 100644 --- a/include/sound/hda_register.h +++ b/include/sound/hda_register.h @@ -91,6 +91,8 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_REG_SD_BDLPL 0x18 #define AZX_REG_SD_BDLPU 0x1c +#define AZX_SD_FIFOSIZE_MASK GENMASK(15, 0) + /* GTS registers */ #define AZX_REG_LLCH 0x14 diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 32c59053b48e..dd7c87bbc613 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -573,7 +573,7 @@ void snd_hdac_stream_release(struct hdac_stream *azx_dev); struct hdac_stream *snd_hdac_get_stream(struct hdac_bus *bus, int dir, int stream_tag); -int snd_hdac_stream_setup(struct hdac_stream *azx_dev); +int snd_hdac_stream_setup(struct hdac_stream *azx_dev, bool code_loading); void snd_hdac_stream_cleanup(struct hdac_stream *azx_dev); int snd_hdac_stream_setup_periods(struct hdac_stream *azx_dev); int snd_hdac_stream_set_params(struct hdac_stream *azx_dev, @@ -624,6 +624,9 @@ int snd_hdac_stream_set_lpib(struct hdac_stream *azx_dev, u32 value); #define snd_hdac_stream_readb_poll(dev, reg, val, cond, delay_us, timeout_us) \ read_poll_timeout_atomic(snd_hdac_reg_readb, val, cond, delay_us, timeout_us, \ false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) +#define snd_hdac_stream_readw_poll(dev, reg, val, cond, delay_us, timeout_us) \ + read_poll_timeout_atomic(snd_hdac_reg_readw, val, cond, delay_us, timeout_us, \ + false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) #define snd_hdac_stream_readl_poll(dev, reg, val, cond, delay_us, timeout_us) \ read_poll_timeout_atomic(snd_hdac_reg_readl, val, cond, delay_us, timeout_us, \ false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg) diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h index 511211f4a2b6..a8bebac1e4b2 100644 --- a/include/sound/hdaudio_ext.h +++ b/include/sound/hdaudio_ext.h @@ -60,6 +60,8 @@ struct hdac_ext_stream { bool link_locked:1; bool link_prepared; + int (*host_setup)(struct hdac_stream *, bool); + struct snd_pcm_substream *link_substream; }; @@ -86,6 +88,7 @@ void snd_hdac_ext_stream_start(struct hdac_ext_stream *hext_stream); void snd_hdac_ext_stream_clear(struct hdac_ext_stream *hext_stream); void snd_hdac_ext_stream_reset(struct hdac_ext_stream *hext_stream); int snd_hdac_ext_stream_setup(struct hdac_ext_stream *hext_stream, int fmt); +int snd_hdac_ext_host_stream_setup(struct hdac_ext_stream *hext_stream, bool code_loading); struct hdac_ext_link { struct hdac_bus *bus; diff --git a/include/sound/max9768.h b/include/sound/max9768.h index 0f78b41d030e..8509ba0079b0 100644 --- a/include/sound/max9768.h +++ b/include/sound/max9768.h @@ -9,14 +9,10 @@ /** * struct max9768_pdata - optional platform specific MAX9768 configuration - * @shdn_gpio: GPIO to SHDN pin. If not valid, pin must be hardwired HIGH - * @mute_gpio: GPIO to MUTE pin. If not valid, control for mute won't be added * @flags: configuration flags, e.g. set classic PWM mode (check datasheet * regarding "filterless modulation" which is default). */ struct max9768_pdata { - int shdn_gpio; - int mute_gpio; unsigned flags; #define MAX9768_FLAG_CLASSIC_PWM (1 << 0) }; diff --git a/include/sound/opl3.h b/include/sound/opl3.h index ebf3852da9fe..052395a2f876 100644 --- a/include/sound/opl3.h +++ b/include/sound/opl3.h @@ -229,7 +229,7 @@ struct fm_operator { unsigned char attack_decay; unsigned char sustain_release; unsigned char wave_select; -} __attribute__((packed)); +} __packed; /* Instrument data */ struct fm_instrument { diff --git a/include/sound/simple_card.h b/include/sound/simple_card.h index d264e5463f22..2e999916dbd7 100644 --- a/include/sound/simple_card.h +++ b/include/sound/simple_card.h @@ -12,15 +12,15 @@ #include <sound/soc.h> #include <sound/simple_card_utils.h> -struct asoc_simple_card_info { +struct simple_util_info { const char *name; const char *card; const char *codec; const char *platform; unsigned int daifmt; - struct asoc_simple_dai cpu_dai; - struct asoc_simple_dai codec_dai; + struct simple_util_dai cpu_dai; + struct simple_util_dai codec_dai; }; #endif /* __SIMPLE_CARD_H */ diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h index d1a95bc33c56..e5da10b4c43b 100644 --- a/include/sound/simple_card_utils.h +++ b/include/sound/simple_card_utils.h @@ -11,18 +11,18 @@ #include <linux/clk.h> #include <sound/soc.h> -#define asoc_simple_init_hp(card, sjack, prefix) \ - asoc_simple_init_jack(card, sjack, 1, prefix, NULL) -#define asoc_simple_init_mic(card, sjack, prefix) \ - asoc_simple_init_jack(card, sjack, 0, prefix, NULL) +#define simple_util_init_hp(card, sjack, prefix) \ + simple_util_init_jack(card, sjack, 1, prefix, NULL) +#define simple_util_init_mic(card, sjack, prefix) \ + simple_util_init_jack(card, sjack, 0, prefix, NULL) -struct asoc_simple_tdm_width_map { +struct simple_util_tdm_width_map { u8 sample_bits; u8 slot_count; u16 slot_width; }; -struct asoc_simple_dai { +struct simple_util_dai { const char *name; unsigned int sysclk; int clk_direction; @@ -32,17 +32,17 @@ struct asoc_simple_dai { unsigned int rx_slot_mask; struct clk *clk; bool clk_fixed; - struct asoc_simple_tdm_width_map *tdm_width_map; + struct simple_util_tdm_width_map *tdm_width_map; int n_tdm_widths; }; -struct asoc_simple_data { +struct simple_util_data { u32 convert_rate; u32 convert_channels; const char *convert_sample_format; }; -struct asoc_simple_jack { +struct simple_util_jack { struct snd_soc_jack jack; struct snd_soc_jack_pin pin; struct snd_soc_jack_gpio gpio; @@ -54,21 +54,21 @@ struct prop_nums { int platforms; }; -struct asoc_simple_priv { +struct simple_util_priv { struct snd_soc_card snd_card; struct simple_dai_props { - struct asoc_simple_dai *cpu_dai; - struct asoc_simple_dai *codec_dai; - struct asoc_simple_data adata; + struct simple_util_dai *cpu_dai; + struct simple_util_dai *codec_dai; + struct simple_util_data adata; struct snd_soc_codec_conf *codec_conf; struct prop_nums num; unsigned int mclk_fs; } *dai_props; - struct asoc_simple_jack hp_jack; - struct asoc_simple_jack mic_jack; + struct simple_util_jack hp_jack; + struct simple_util_jack mic_jack; struct snd_soc_jack *aux_jacks; struct snd_soc_dai_link *dai_link; - struct asoc_simple_dai *dais; + struct simple_util_dai *dais; struct snd_soc_dai_link_component *dlcs; struct snd_soc_codec_conf *codec_conf; struct gpio_desc *pa_gpio; @@ -130,75 +130,75 @@ struct link_info { struct prop_nums num[SNDRV_MAX_LINKS]; }; -int asoc_simple_parse_daifmt(struct device *dev, +int simple_util_parse_daifmt(struct device *dev, struct device_node *node, struct device_node *codec, char *prefix, unsigned int *retfmt); -int asoc_simple_parse_tdm_width_map(struct device *dev, struct device_node *np, - struct asoc_simple_dai *dai); +int simple_util_parse_tdm_width_map(struct device *dev, struct device_node *np, + struct simple_util_dai *dai); __printf(3, 4) -int asoc_simple_set_dailink_name(struct device *dev, +int simple_util_set_dailink_name(struct device *dev, struct snd_soc_dai_link *dai_link, const char *fmt, ...); -int asoc_simple_parse_card_name(struct snd_soc_card *card, +int simple_util_parse_card_name(struct snd_soc_card *card, char *prefix); -int asoc_simple_parse_clk(struct device *dev, +int simple_util_parse_clk(struct device *dev, struct device_node *node, - struct asoc_simple_dai *simple_dai, + struct simple_util_dai *simple_dai, struct snd_soc_dai_link_component *dlc); -int asoc_simple_startup(struct snd_pcm_substream *substream); -void asoc_simple_shutdown(struct snd_pcm_substream *substream); -int asoc_simple_hw_params(struct snd_pcm_substream *substream, +int simple_util_startup(struct snd_pcm_substream *substream); +void simple_util_shutdown(struct snd_pcm_substream *substream); +int simple_util_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params); -int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd); -int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, +int simple_util_dai_init(struct snd_soc_pcm_runtime *rtd); +int simple_util_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params); -#define asoc_simple_parse_tdm(np, dai) \ +#define simple_util_parse_tdm(np, dai) \ snd_soc_of_parse_tdm_slot(np, &(dai)->tx_slot_mask, \ &(dai)->rx_slot_mask, \ &(dai)->slots, \ &(dai)->slot_width); -void asoc_simple_canonicalize_platform(struct snd_soc_dai_link_component *platforms, +void simple_util_canonicalize_platform(struct snd_soc_dai_link_component *platforms, struct snd_soc_dai_link_component *cpus); -void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link_component *cpus, +void simple_util_canonicalize_cpu(struct snd_soc_dai_link_component *cpus, int is_single_links); -void asoc_simple_clean_reference(struct snd_soc_card *card); +void simple_util_clean_reference(struct snd_soc_card *card); -void asoc_simple_parse_convert(struct device_node *np, char *prefix, - struct asoc_simple_data *data); -bool asoc_simple_is_convert_required(const struct asoc_simple_data *data); +void simple_util_parse_convert(struct device_node *np, char *prefix, + struct simple_util_data *data); +bool simple_util_is_convert_required(const struct simple_util_data *data); -int asoc_simple_parse_routing(struct snd_soc_card *card, +int simple_util_parse_routing(struct snd_soc_card *card, char *prefix); -int asoc_simple_parse_widgets(struct snd_soc_card *card, +int simple_util_parse_widgets(struct snd_soc_card *card, char *prefix); -int asoc_simple_parse_pin_switches(struct snd_soc_card *card, +int simple_util_parse_pin_switches(struct snd_soc_card *card, char *prefix); -int asoc_simple_init_jack(struct snd_soc_card *card, - struct asoc_simple_jack *sjack, +int simple_util_init_jack(struct snd_soc_card *card, + struct simple_util_jack *sjack, int is_hp, char *prefix, char *pin); -int asoc_simple_init_aux_jacks(struct asoc_simple_priv *priv, +int simple_util_init_aux_jacks(struct simple_util_priv *priv, char *prefix); -int asoc_simple_init_priv(struct asoc_simple_priv *priv, +int simple_util_init_priv(struct simple_util_priv *priv, struct link_info *li); -int asoc_simple_remove(struct platform_device *pdev); +void simple_util_remove(struct platform_device *pdev); -int asoc_graph_card_probe(struct snd_soc_card *card); -int asoc_graph_is_ports0(struct device_node *port); -int asoc_graph_parse_dai(struct device *dev, struct device_node *ep, +int graph_util_card_probe(struct snd_soc_card *card); +int graph_util_is_ports0(struct device_node *port); +int graph_util_parse_dai(struct device *dev, struct device_node *ep, struct snd_soc_dai_link_component *dlc, int *is_single_link); #ifdef DEBUG -static inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv, +static inline void simple_util_debug_dai(struct simple_util_priv *priv, char *name, - struct asoc_simple_dai *dai) + struct simple_util_dai *dai) { struct device *dev = simple_priv_to_dev(priv); @@ -228,7 +228,7 @@ static inline void asoc_simple_debug_dai(struct asoc_simple_priv *priv, name, dai->clk_direction ? "OUT" : "IN"); } -static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv) +static inline void simple_util_debug_info(struct simple_util_priv *priv) { struct snd_soc_card *card = simple_priv_to_card(priv); struct device *dev = simple_priv_to_dev(priv); @@ -241,7 +241,7 @@ static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv) for (i = 0; i < card->num_links; i++) { struct simple_dai_props *props = simple_priv_to_props(priv, i); struct snd_soc_dai_link *link = simple_priv_to_link(priv, i); - struct asoc_simple_dai *dai; + struct simple_util_dai *dai; struct snd_soc_codec_conf *cnf; int j; @@ -249,10 +249,10 @@ static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv) dev_dbg(dev, "cpu num = %d\n", link->num_cpus); for_each_prop_dai_cpu(props, j, dai) - asoc_simple_debug_dai(priv, "cpu", dai); + simple_util_debug_dai(priv, "cpu", dai); dev_dbg(dev, "codec num = %d\n", link->num_codecs); for_each_prop_dai_codec(props, j, dai) - asoc_simple_debug_dai(priv, "codec", dai); + simple_util_debug_dai(priv, "codec", dai); if (link->name) dev_dbg(dev, "dai name = %s\n", link->name); @@ -270,7 +270,7 @@ static inline void asoc_simple_debug_info(struct asoc_simple_priv *priv) } } #else -#define asoc_simple_debug_info(priv) +#define simple_util_debug_info(priv) #endif /* DEBUG */ #endif /* __SIMPLE_CARD_UTILS_H */ diff --git a/include/sound/soc-acpi-intel-match.h b/include/sound/soc-acpi-intel-match.h index e49b97d9e3ff..845e7608ac37 100644 --- a/include/sound/soc-acpi-intel-match.h +++ b/include/sound/soc-acpi-intel-match.h @@ -32,6 +32,7 @@ extern struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_rpl_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_mtl_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_lnl_machines[]; +extern struct snd_soc_acpi_mach snd_soc_acpi_intel_arl_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_cnl_sdw_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_cfl_sdw_machines[]; @@ -42,6 +43,7 @@ extern struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_sdw_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_rpl_sdw_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_mtl_sdw_machines[]; extern struct snd_soc_acpi_mach snd_soc_acpi_intel_lnl_sdw_machines[]; +extern struct snd_soc_acpi_mach snd_soc_acpi_intel_arl_sdw_machines[]; /* * generic table used for HDA codec-based platforms, possibly with diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h index 6d31d535e8f6..23d6d6bfb073 100644 --- a/include/sound/soc-acpi.h +++ b/include/sound/soc-acpi.h @@ -68,6 +68,10 @@ static inline struct snd_soc_acpi_mach *snd_soc_acpi_codec_list(void *arg) * @i2s_link_mask: I2S/TDM links enabled on the board * @num_dai_drivers: number of elements in @dai_drivers * @dai_drivers: pointer to dai_drivers, used e.g. in nocodec mode + * @subsystem_vendor: optional PCI SSID vendor value + * @subsystem_device: optional PCI SSID device value + * @subsystem_id_set: true if a value has been written to + * subsystem_vendor and subsystem_device. */ struct snd_soc_acpi_mach_params { u32 acpi_ipc_irq_index; @@ -80,6 +84,9 @@ struct snd_soc_acpi_mach_params { u32 i2s_link_mask; u32 num_dai_drivers; struct snd_soc_dai_driver *dai_drivers; + unsigned short subsystem_vendor; + unsigned short subsystem_device; + bool subsystem_id_set; }; /** diff --git a/include/sound/soc-card.h b/include/sound/soc-card.h index fc94dfb0021f..ecc02e955279 100644 --- a/include/sound/soc-card.h +++ b/include/sound/soc-card.h @@ -59,6 +59,43 @@ int snd_soc_card_add_dai_link(struct snd_soc_card *card, void snd_soc_card_remove_dai_link(struct snd_soc_card *card, struct snd_soc_dai_link *dai_link); +#ifdef CONFIG_PCI +static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card, + unsigned short vendor, + unsigned short device) +{ + card->pci_subsystem_vendor = vendor; + card->pci_subsystem_device = device; + card->pci_subsystem_set = true; +} + +static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card, + unsigned short *vendor, + unsigned short *device) +{ + if (!card->pci_subsystem_set) + return -ENOENT; + + *vendor = card->pci_subsystem_vendor; + *device = card->pci_subsystem_device; + + return 0; +} +#else /* !CONFIG_PCI */ +static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card, + unsigned short vendor, + unsigned short device) +{ +} + +static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card, + unsigned short *vendor, + unsigned short *device) +{ + return -ENOENT; +} +#endif /* CONFIG_PCI */ + /* device driver data */ static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card, void *data) @@ -78,8 +115,8 @@ struct snd_soc_dai *snd_soc_card_get_codec_dai(struct snd_soc_card *card, struct snd_soc_pcm_runtime *rtd; for_each_card_rtds(card, rtd) { - if (!strcmp(asoc_rtd_to_codec(rtd, 0)->name, dai_name)) - return asoc_rtd_to_codec(rtd, 0); + if (!strcmp(snd_soc_rtd_to_codec(rtd, 0)->name, dai_name)) + return snd_soc_rtd_to_codec(rtd, 0); } return NULL; diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 5fcfba47d98c..adcd8719d343 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -370,6 +370,7 @@ struct snd_soc_dai_ops { /* bit field */ unsigned int no_capture_mute:1; + unsigned int mute_unmute_on_trigger:1; }; struct snd_soc_cdai_ops { diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h index 433543eb82b9..667ecd4daa68 100644 --- a/include/sound/soc-dapm.h +++ b/include/sound/soc-dapm.h @@ -718,7 +718,7 @@ struct snd_soc_dapm_context { /* A list of widgets associated with an object, typically a snd_kcontrol */ struct snd_soc_dapm_widget_list { int num_widgets; - struct snd_soc_dapm_widget *widgets[]; + struct snd_soc_dapm_widget *widgets[] __counted_by(num_widgets); }; #define for_each_dapm_widgets(list, i, widget) \ diff --git a/include/sound/soc.h b/include/sound/soc.h index 37f9d3fe302a..7792c393e238 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -10,6 +10,7 @@ #ifndef __LINUX_SND_SOC_H #define __LINUX_SND_SOC_H +#include <linux/args.h> #include <linux/of.h> #include <linux/platform_device.h> #include <linux/types.h> @@ -775,36 +776,36 @@ struct snd_soc_dai_link { }; static inline struct snd_soc_dai_link_component* -asoc_link_to_cpu(struct snd_soc_dai_link *link, int n) { +snd_soc_link_to_cpu(struct snd_soc_dai_link *link, int n) { return &(link)->cpus[n]; } static inline struct snd_soc_dai_link_component* -asoc_link_to_codec(struct snd_soc_dai_link *link, int n) { +snd_soc_link_to_codec(struct snd_soc_dai_link *link, int n) { return &(link)->codecs[n]; } static inline struct snd_soc_dai_link_component* -asoc_link_to_platform(struct snd_soc_dai_link *link, int n) { +snd_soc_link_to_platform(struct snd_soc_dai_link *link, int n) { return &(link)->platforms[n]; } #define for_each_link_codecs(link, i, codec) \ for ((i) = 0; \ ((i) < link->num_codecs) && \ - ((codec) = asoc_link_to_codec(link, i)); \ + ((codec) = snd_soc_link_to_codec(link, i)); \ (i)++) #define for_each_link_platforms(link, i, platform) \ for ((i) = 0; \ ((i) < link->num_platforms) && \ - ((platform) = asoc_link_to_platform(link, i)); \ + ((platform) = snd_soc_link_to_platform(link, i)); \ (i)++) #define for_each_link_cpus(link, i, cpu) \ for ((i) = 0; \ ((i) < link->num_cpus) && \ - ((cpu) = asoc_link_to_cpu(link, i)); \ + ((cpu) = snd_soc_link_to_cpu(link, i)); \ (i)++) /* @@ -870,12 +871,8 @@ asoc_link_to_platform(struct snd_soc_dai_link *link, int n) { .platforms = platform, \ .num_platforms = ARRAY_SIZE(platform) -#define SND_SOC_DAILINK_REGx(_1, _2, _3, func, ...) func #define SND_SOC_DAILINK_REG(...) \ - SND_SOC_DAILINK_REGx(__VA_ARGS__, \ - SND_SOC_DAILINK_REG3, \ - SND_SOC_DAILINK_REG2, \ - SND_SOC_DAILINK_REG1)(__VA_ARGS__) + CONCATENATE(SND_SOC_DAILINK_REG, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__) #define SND_SOC_DAILINK_DEF(name, def...) \ static struct snd_soc_dai_link_component name[] = { def } @@ -895,7 +892,7 @@ asoc_link_to_platform(struct snd_soc_dai_link *link, int n) { #define COMP_DUMMY() { .name = "snd-soc-dummy", .dai_name = "snd-soc-dummy-dai", } extern struct snd_soc_dai_link_component null_dailink_component[0]; -extern struct snd_soc_dai_link_component asoc_dummy_dlc; +extern struct snd_soc_dai_link_component snd_soc_dummy_dlc; struct snd_soc_codec_conf { @@ -932,6 +929,17 @@ struct snd_soc_card { #ifdef CONFIG_DMI char dmi_longname[80]; #endif /* CONFIG_DMI */ + +#ifdef CONFIG_PCI + /* + * PCI does not define 0 as invalid, so pci_subsystem_set indicates + * whether a value has been written to these fields. + */ + unsigned short pci_subsystem_vendor; + unsigned short pci_subsystem_device; + bool pci_subsystem_set; +#endif /* CONFIG_PCI */ + char topology_shortname[32]; struct device *dev; @@ -1102,8 +1110,8 @@ struct snd_soc_pcm_runtime { * dais = cpu_dai + codec_dai * see * soc_new_pcm_runtime() - * asoc_rtd_to_cpu() - * asoc_rtd_to_codec() + * snd_soc_rtd_to_cpu() + * snd_soc_rtd_to_codec() */ struct snd_soc_dai **dais; @@ -1131,10 +1139,11 @@ struct snd_soc_pcm_runtime { int num_components; struct snd_soc_component *components[]; /* CPU/Codec/Platform */ }; + /* see soc_new_pcm_runtime() */ -#define asoc_rtd_to_cpu(rtd, n) (rtd)->dais[n] -#define asoc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus] -#define asoc_substream_to_rtd(substream) \ +#define snd_soc_rtd_to_cpu(rtd, n) (rtd)->dais[n] +#define snd_soc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->dai_link->num_cpus] +#define snd_soc_substream_to_rtd(substream) \ (struct snd_soc_pcm_runtime *)snd_pcm_substream_chip(substream) #define for_each_rtd_components(rtd, i, component) \ @@ -1143,11 +1152,11 @@ struct snd_soc_pcm_runtime { (i)++) #define for_each_rtd_cpu_dais(rtd, i, dai) \ for ((i) = 0; \ - ((i) < rtd->dai_link->num_cpus) && ((dai) = asoc_rtd_to_cpu(rtd, i)); \ + ((i) < rtd->dai_link->num_cpus) && ((dai) = snd_soc_rtd_to_cpu(rtd, i)); \ (i)++) #define for_each_rtd_codec_dais(rtd, i, dai) \ for ((i) = 0; \ - ((i) < rtd->dai_link->num_codecs) && ((dai) = asoc_rtd_to_codec(rtd, i)); \ + ((i) < rtd->dai_link->num_codecs) && ((dai) = snd_soc_rtd_to_codec(rtd, i)); \ (i)++) #define for_each_rtd_dais(rtd, i, dai) \ for ((i) = 0; \ diff --git a/include/sound/sof.h b/include/sound/sof.h index d3c41f87ac31..268d0ca0f69f 100644 --- a/include/sound/sof.h +++ b/include/sound/sof.h @@ -52,8 +52,8 @@ enum sof_dsp_power_states { /* Definitions for multiple IPCs */ enum sof_ipc_type { - SOF_IPC, - SOF_INTEL_IPC4, + SOF_IPC_TYPE_3, + SOF_IPC_TYPE_4, SOF_IPC_TYPE_COUNT }; @@ -64,6 +64,14 @@ struct snd_sof_pdata { const char *name; const char *platform; + /* + * PCI SSID. As PCI does not define 0 as invalid, the subsystem_id_set + * flag indicates that a value has been written to these members. + */ + unsigned short subsystem_vendor; + unsigned short subsystem_device; + bool subsystem_id_set; + struct device *dev; /* diff --git a/include/sound/sof/ipc4/header.h b/include/sound/sof/ipc4/header.h index 78568abe2673..574a9d581f88 100644 --- a/include/sound/sof/ipc4/header.h +++ b/include/sound/sof/ipc4/header.h @@ -106,12 +106,19 @@ enum sof_ipc4_global_msg { SOF_IPC4_GLB_SAVE_PIPELINE, SOF_IPC4_GLB_RESTORE_PIPELINE, - /* Loads library (using Code Load or HD/A Host Output DMA) */ + /* + * library loading + * + * Loads library (using Code Load or HD/A Host Output DMA) + */ SOF_IPC4_GLB_LOAD_LIBRARY, + /* + * Prepare the host DMA channel for library loading, must be followed by + * a SOF_IPC4_GLB_LOAD_LIBRARY message as the library loading step + */ + SOF_IPC4_GLB_LOAD_LIBRARY_PREPARE, - /* 25: RESERVED - do not use */ - - SOF_IPC4_GLB_INTERNAL_MESSAGE = 26, + SOF_IPC4_GLB_INTERNAL_MESSAGE, /* Notification (FW to SW driver) */ SOF_IPC4_GLB_NOTIFICATION, @@ -508,6 +515,23 @@ struct sof_ipc4_notify_resource_data { uint32_t data[6]; } __packed __aligned(4); +#define SOF_IPC4_DEBUG_DESCRIPTOR_SIZE 12 /* 3 x u32 */ + +/* + * The debug memory window is divided into 16 slots, and the + * first slot is used as a recorder for the other 15 slots. + */ +#define SOF_IPC4_MAX_DEBUG_SLOTS 15 +#define SOF_IPC4_DEBUG_SLOT_SIZE 0x1000 + +/* debug log slot types */ +#define SOF_IPC4_DEBUG_SLOT_UNUSED 0x00000000 +#define SOF_IPC4_DEBUG_SLOT_CRITICAL_LOG 0x54524300 /* byte 0: core ID */ +#define SOF_IPC4_DEBUG_SLOT_DEBUG_LOG 0x474f4c00 /* byte 0: core ID */ +#define SOF_IPC4_DEBUG_SLOT_GDB_STUB 0x42444700 +#define SOF_IPC4_DEBUG_SLOT_TELEMETRY 0x4c455400 +#define SOF_IPC4_DEBUG_SLOT_BROKEN 0x44414544 + /** @}*/ #endif diff --git a/include/sound/tas2781-dsp.h b/include/sound/tas2781-dsp.h index bd1b72bf47a5..ea9af2726a53 100644 --- a/include/sound/tas2781-dsp.h +++ b/include/sound/tas2781-dsp.h @@ -77,6 +77,11 @@ struct tasdev_blk { unsigned int nr_cmds; unsigned int blk_size; unsigned int nr_subblocks; + /* fixed m68k compiling issue, storing the dev_idx as a member of block + * can reduce unnecessary timeand system resource comsumption of + * dev_idx mapping every time the block data writing to the dsp. + */ + unsigned char dev_idx; unsigned char *data; }; diff --git a/include/sound/wavefront.h b/include/sound/wavefront.h index 37ed437e2123..ef6f46accf29 100644 --- a/include/sound/wavefront.h +++ b/include/sound/wavefront.h @@ -8,34 +8,6 @@ * Copyright (c) by Paul Barton-Davis <pbd@op.net> */ -#if (!defined(__GNUC__) && !defined(__GNUG__)) - - You will not be able to compile this file correctly without gcc, because - it is necessary to pack the "wavefront_alias" structure to a size - of 22 bytes, corresponding to 16-bit alignment (as would have been - the case on the original platform, MS-DOS). If this is not done, - then WavePatch-format files cannot be read/written correctly. - The method used to do this here ("__attribute__((packed)") is - completely compiler dependent. - - All other wavefront_* types end up aligned to 32 bit values and - still have the same (correct) size. - -#else - - /* However, note that as of G++ 2.7.3.2, g++ was unable to - correctly parse *type* __attribute__ tags. It will do the - right thing if we use the "packed" attribute on each struct - member, which has the same semantics anyway. - */ - -#endif /* __GNUC__ */ - -/***************************** WARNING ******************************** - PLEASE DO NOT MODIFY THIS FILE IN ANY WAY THAT AFFECTS ITS ABILITY TO - BE USED WITH EITHER C *OR* C++. - **********************************************************************/ - #ifndef NUM_MIDIKEYS #define NUM_MIDIKEYS 128 #endif /* NUM_MIDIKEYS */ @@ -44,29 +16,6 @@ #define NUM_MIDICHANNELS 16 #endif /* NUM_MIDICHANNELS */ -/* These are very useful/important. the original wavefront interface - was developed on a 16 bit system, where sizeof(int) = 2 - bytes. Defining things like this makes the code much more portable, and - easier to understand without having to toggle back and forth - between a 16-bit view of the world and a 32-bit one. - */ - -#ifndef __KERNEL__ -/* keep them for compatibility */ -typedef short s16; -typedef unsigned short u16; -typedef int s32; -typedef unsigned int u32; -typedef char s8; -typedef unsigned char u8; -typedef s16 INT16; -typedef u16 UINT16; -typedef s32 INT32; -typedef u32 UINT32; -typedef s8 CHAR8; -typedef u8 UCHAR8; -#endif - /* Pseudo-commands not part of the WaveFront command set. These are used for various driver controls and direct hardware control. @@ -468,7 +417,7 @@ typedef struct wf_alias { */ u8 sixteen_bit_padding; -} __attribute__((packed)) wavefront_alias; +} __packed wavefront_alias; typedef struct wf_drum { u8 PatchNumber; diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 159567359bbb..97099a5e3f6c 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -108,6 +108,15 @@ #define SE_MODE_PAGE_BUF 512 #define SE_SENSE_BUF 96 +enum target_submit_type { + /* Use the fabric driver's default submission type */ + TARGET_FABRIC_DEFAULT_SUBMIT, + /* Submit from the calling context */ + TARGET_DIRECT_SUBMIT, + /* Defer submission to the LIO workqueue */ + TARGET_QUEUE_SUBMIT, +}; + /* struct se_hba->hba_flags */ enum hba_flags_table { HBA_FLAGS_INTERNAL_USE = 0x01, @@ -717,6 +726,7 @@ struct se_dev_attrib { u32 unmap_granularity; u32 unmap_granularity_alignment; u32 max_write_same_len; + u8 submit_type; struct se_device *da_dev; struct config_group da_group; }; diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h index b188b1e90e1e..3378ff9ee271 100644 --- a/include/target/target_core_fabric.h +++ b/include/target/target_core_fabric.h @@ -113,11 +113,20 @@ struct target_core_fabric_ops { struct configfs_attribute **tfc_tpg_nacl_param_attrs; /* - * Set this member variable to true if the SCSI transport protocol + * Set this member variable if the SCSI transport protocol * (e.g. iSCSI) requires that the Data-Out buffer is transferred in * its entirety before a command is aborted. */ - bool write_pending_must_be_called; + unsigned int write_pending_must_be_called:1; + /* + * Set this if the driver supports submitting commands to the backend + * from target_submit/target_submit_cmd. + */ + unsigned int direct_submit_supp:1; + /* + * Set this to a target_submit_type value. + */ + u8 default_submit_type; }; int target_register_template(const struct target_core_fabric_ops *fo); @@ -166,20 +175,18 @@ int target_submit_prep(struct se_cmd *se_cmd, unsigned char *cdb, struct scatterlist *sgl, u32 sgl_count, struct scatterlist *sgl_bidi, u32 sgl_bidi_count, struct scatterlist *sgl_prot, u32 sgl_prot_count, gfp_t gfp); -void target_submit(struct se_cmd *se_cmd); +int target_submit(struct se_cmd *se_cmd); sense_reason_t transport_lookup_cmd_lun(struct se_cmd *); sense_reason_t target_cmd_init_cdb(struct se_cmd *se_cmd, unsigned char *cdb, gfp_t gfp); sense_reason_t target_cmd_parse_cdb(struct se_cmd *); void target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *, unsigned char *, u64, u32, int, int, int); -void target_queue_submission(struct se_cmd *se_cmd); int target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess, unsigned char *sense, u64 unpacked_lun, void *fabric_tmr_ptr, unsigned char tm_type, gfp_t, u64, int); -int transport_handle_cdb_direct(struct se_cmd *); sense_reason_t transport_generic_new_cmd(struct se_cmd *); void target_put_cmd_and_wait(struct se_cmd *cmd); @@ -197,8 +204,6 @@ void target_stop_session(struct se_session *se_sess); void target_wait_for_sess_cmds(struct se_session *); void target_show_cmd(const char *pfx, struct se_cmd *cmd); -int core_alua_check_nonop_delay(struct se_cmd *); - int core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t); void core_tmr_release_req(struct se_tmr_req *); int transport_generic_handle_tmr(struct se_cmd *); diff --git a/include/trace/events/damon.h b/include/trace/events/damon.h index c79f1d4c39af..23200aabccac 100644 --- a/include/trace/events/damon.h +++ b/include/trace/events/damon.h @@ -9,12 +9,51 @@ #include <linux/types.h> #include <linux/tracepoint.h> +TRACE_EVENT_CONDITION(damos_before_apply, + + TP_PROTO(unsigned int context_idx, unsigned int scheme_idx, + unsigned int target_idx, struct damon_region *r, + unsigned int nr_regions, bool do_trace), + + TP_ARGS(context_idx, target_idx, scheme_idx, r, nr_regions, do_trace), + + TP_CONDITION(do_trace), + + TP_STRUCT__entry( + __field(unsigned int, context_idx) + __field(unsigned int, scheme_idx) + __field(unsigned long, target_idx) + __field(unsigned long, start) + __field(unsigned long, end) + __field(unsigned int, nr_accesses) + __field(unsigned int, age) + __field(unsigned int, nr_regions) + ), + + TP_fast_assign( + __entry->context_idx = context_idx; + __entry->scheme_idx = scheme_idx; + __entry->target_idx = target_idx; + __entry->start = r->ar.start; + __entry->end = r->ar.end; + __entry->nr_accesses = r->nr_accesses_bp / 10000; + __entry->age = r->age; + __entry->nr_regions = nr_regions; + ), + + TP_printk("ctx_idx=%u scheme_idx=%u target_idx=%lu nr_regions=%u %lu-%lu: %u %u", + __entry->context_idx, __entry->scheme_idx, + __entry->target_idx, __entry->nr_regions, + __entry->start, __entry->end, + __entry->nr_accesses, __entry->age) +); + TRACE_EVENT(damon_aggregated, - TP_PROTO(struct damon_target *t, unsigned int target_id, - struct damon_region *r, unsigned int nr_regions), + TP_PROTO(unsigned int target_id, struct damon_region *r, + unsigned int nr_regions), - TP_ARGS(t, target_id, r, nr_regions), + TP_ARGS(target_id, r, nr_regions), TP_STRUCT__entry( __field(unsigned long, target_id) diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h index 061b5128f335..0190ef725b43 100644 --- a/include/trace/events/migrate.h +++ b/include/trace/events/migrate.h @@ -49,10 +49,11 @@ TRACE_EVENT(mm_migrate_pages, TP_PROTO(unsigned long succeeded, unsigned long failed, unsigned long thp_succeeded, unsigned long thp_failed, - unsigned long thp_split, enum migrate_mode mode, int reason), + unsigned long thp_split, unsigned long large_folio_split, + enum migrate_mode mode, int reason), TP_ARGS(succeeded, failed, thp_succeeded, thp_failed, - thp_split, mode, reason), + thp_split, large_folio_split, mode, reason), TP_STRUCT__entry( __field( unsigned long, succeeded) @@ -60,26 +61,29 @@ TRACE_EVENT(mm_migrate_pages, __field( unsigned long, thp_succeeded) __field( unsigned long, thp_failed) __field( unsigned long, thp_split) + __field( unsigned long, large_folio_split) __field( enum migrate_mode, mode) __field( int, reason) ), TP_fast_assign( - __entry->succeeded = succeeded; - __entry->failed = failed; - __entry->thp_succeeded = thp_succeeded; - __entry->thp_failed = thp_failed; - __entry->thp_split = thp_split; - __entry->mode = mode; - __entry->reason = reason; + __entry->succeeded = succeeded; + __entry->failed = failed; + __entry->thp_succeeded = thp_succeeded; + __entry->thp_failed = thp_failed; + __entry->thp_split = thp_split; + __entry->large_folio_split = large_folio_split; + __entry->mode = mode; + __entry->reason = reason; ), - TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu mode=%s reason=%s", + TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu nr_split=%lu mode=%s reason=%s", __entry->succeeded, __entry->failed, __entry->thp_succeeded, __entry->thp_failed, __entry->thp_split, + __entry->large_folio_split, __print_symbolic(__entry->mode, MIGRATE_MODE), __print_symbolic(__entry->reason, MIGRATE_REASON)) ); diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 4c53a5ef6257..f7e537f64db4 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -328,7 +328,7 @@ E_(rxrpc_rtt_tx_ping, "PING") #define rxrpc_rtt_rx_traces \ - EM(rxrpc_rtt_rx_cancel, "CNCL") \ + EM(rxrpc_rtt_rx_other_ack, "OACK") \ EM(rxrpc_rtt_rx_obsolete, "OBSL") \ EM(rxrpc_rtt_rx_lost, "LOST") \ EM(rxrpc_rtt_rx_ping_response, "PONG") \ diff --git a/include/trace/events/ufs.h b/include/trace/events/ufs.h index 992517ac3292..b930669bd1f0 100644 --- a/include/trace/events/ufs.h +++ b/include/trace/events/ufs.h @@ -267,15 +267,15 @@ DEFINE_EVENT(ufshcd_template, ufshcd_wl_runtime_resume, TP_ARGS(dev_name, err, usecs, dev_state, link_state)); TRACE_EVENT(ufshcd_command, - TP_PROTO(const char *dev_name, enum ufs_trace_str_t str_t, + TP_PROTO(struct scsi_device *sdev, enum ufs_trace_str_t str_t, unsigned int tag, u32 doorbell, u32 hwq_id, int transfer_len, u32 intr, u64 lba, u8 opcode, u8 group_id), - TP_ARGS(dev_name, str_t, tag, doorbell, hwq_id, transfer_len, - intr, lba, opcode, group_id), + TP_ARGS(sdev, str_t, tag, doorbell, hwq_id, transfer_len, intr, lba, + opcode, group_id), TP_STRUCT__entry( - __string(dev_name, dev_name) + __field(struct scsi_device *, sdev) __field(enum ufs_trace_str_t, str_t) __field(unsigned int, tag) __field(u32, doorbell) @@ -288,7 +288,7 @@ TRACE_EVENT(ufshcd_command, ), TP_fast_assign( - __assign_str(dev_name, dev_name); + __entry->sdev = sdev; __entry->str_t = str_t; __entry->tag = tag; __entry->doorbell = doorbell; @@ -302,8 +302,9 @@ TRACE_EVENT(ufshcd_command, TP_printk( "%s: %s: tag: %u, DB: 0x%x, size: %d, IS: %u, LBA: %llu, opcode: 0x%x (%s), group_id: 0x%x, hwq_id: %d", - show_ufs_cmd_trace_str(__entry->str_t), __get_str(dev_name), - __entry->tag, __entry->doorbell, __entry->transfer_len, __entry->intr, + show_ufs_cmd_trace_str(__entry->str_t), + dev_name(&__entry->sdev->sdev_dev), __entry->tag, + __entry->doorbell, __entry->transfer_len, __entry->intr, __entry->lba, (u32)__entry->opcode, str_opcode(__entry->opcode), (u32)__entry->group_id, __entry->hwq_id ) diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index d2123dd960d5..1a488c30afa5 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -285,10 +285,9 @@ TRACE_EVENT(mm_vmscan_lru_isolate, unsigned long nr_scanned, unsigned long nr_skipped, unsigned long nr_taken, - isolate_mode_t isolate_mode, int lru), - TP_ARGS(highest_zoneidx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, isolate_mode, lru), + TP_ARGS(highest_zoneidx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, lru), TP_STRUCT__entry( __field(int, highest_zoneidx) @@ -297,7 +296,6 @@ TRACE_EVENT(mm_vmscan_lru_isolate, __field(unsigned long, nr_scanned) __field(unsigned long, nr_skipped) __field(unsigned long, nr_taken) - __field(unsigned int, isolate_mode) __field(int, lru) ), @@ -308,7 +306,6 @@ TRACE_EVENT(mm_vmscan_lru_isolate, __entry->nr_scanned = nr_scanned; __entry->nr_skipped = nr_skipped; __entry->nr_taken = nr_taken; - __entry->isolate_mode = (__force unsigned int)isolate_mode; __entry->lru = lru; ), @@ -316,8 +313,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate, * classzone is previous name of the highest_zoneidx. * Reason not to change it is the ABI requirement of the tracepoint. */ - TP_printk("isolate_mode=%d classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s", - __entry->isolate_mode, + TP_printk("classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s", __entry->highest_zoneidx, __entry->order, __entry->nr_requested, diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h index c25fc9614594..d24e8e121507 100644 --- a/include/uapi/linux/btrfs_tree.h +++ b/include/uapi/linux/btrfs_tree.h @@ -219,6 +219,22 @@ */ #define BTRFS_METADATA_ITEM_KEY 169 +/* + * Special inline ref key which stores the id of the subvolume which originally + * created the extent. This subvolume owns the extent permanently from the + * perspective of simple quotas. Needed to know which subvolume to free quota + * usage from when the extent is deleted. + * + * Stored as an inline ref rather to avoid wasting space on a separate item on + * top of the existing extent item. However, unlike the other inline refs, + * there is one one owner ref per extent rather than one per extent. + * + * Because of this, it goes at the front of the list of inline refs, and thus + * must have a lower type value than any other inline ref type (to satisfy the + * disk format rule that inline refs have non-decreasing type). + */ +#define BTRFS_EXTENT_OWNER_REF_KEY 172 + #define BTRFS_TREE_BLOCK_REF_KEY 176 #define BTRFS_EXTENT_DATA_REF_KEY 178 @@ -234,14 +250,6 @@ #define BTRFS_SHARED_DATA_REF_KEY 184 /* - * Special inline ref key which stores the id of the subvolume which originally - * created the extent. This subvolume owns the extent permanently from the - * perspective of simple quotas. Needed to know which subvolume to free quota - * usage from when the extent is deleted. - */ -#define BTRFS_EXTENT_OWNER_REF_KEY 188 - -/* * block groups give us hints into the extent allocation trees. Which * blocks are free etc etc */ diff --git a/include/uapi/linux/counter.h b/include/uapi/linux/counter.h index fc248ef00e86..008a691c254b 100644 --- a/include/uapi/linux/counter.h +++ b/include/uapi/linux/counter.h @@ -38,7 +38,7 @@ enum counter_scope { * * For example, if the Count 2 ceiling extension of Counter device 4 is desired, * set type equal to COUNTER_COMPONENT_EXTENSION, scope equal to - * COUNTER_COUNT_SCOPE, parent equal to 2, and id equal to the value provided by + * COUNTER_SCOPE_COUNT, parent equal to 2, and id equal to the value provided by * the respective /sys/bus/counter/devices/counter4/count2/ceiling_component_id * sysfs attribute. */ diff --git a/include/uapi/linux/fcntl.h b/include/uapi/linux/fcntl.h index 6c80f96049bd..282e90aeb163 100644 --- a/include/uapi/linux/fcntl.h +++ b/include/uapi/linux/fcntl.h @@ -116,5 +116,8 @@ #define AT_HANDLE_FID AT_REMOVEDIR /* file handle is needed to compare object identity and may not be usable to open_by_handle_at(2) */ +#if defined(__KERNEL__) +#define AT_GETATTR_NOSEC 0x80000000 +#endif #endif /* _UAPI_LINUX_FCNTL_H */ diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h index b7b56871029c..da43810b7485 100644 --- a/include/uapi/linux/fs.h +++ b/include/uapi/linux/fs.h @@ -305,4 +305,63 @@ typedef int __bitwise __kernel_rwf_t; #define RWF_SUPPORTED (RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT |\ RWF_APPEND) +/* Pagemap ioctl */ +#define PAGEMAP_SCAN _IOWR('f', 16, struct pm_scan_arg) + +/* Bitmasks provided in pm_scan_args masks and reported in page_region.categories. */ +#define PAGE_IS_WPALLOWED (1 << 0) +#define PAGE_IS_WRITTEN (1 << 1) +#define PAGE_IS_FILE (1 << 2) +#define PAGE_IS_PRESENT (1 << 3) +#define PAGE_IS_SWAPPED (1 << 4) +#define PAGE_IS_PFNZERO (1 << 5) +#define PAGE_IS_HUGE (1 << 6) + +/* + * struct page_region - Page region with flags + * @start: Start of the region + * @end: End of the region (exclusive) + * @categories: PAGE_IS_* category bitmask for the region + */ +struct page_region { + __u64 start; + __u64 end; + __u64 categories; +}; + +/* Flags for PAGEMAP_SCAN ioctl */ +#define PM_SCAN_WP_MATCHING (1 << 0) /* Write protect the pages matched. */ +#define PM_SCAN_CHECK_WPASYNC (1 << 1) /* Abort the scan when a non-WP-enabled page is found. */ + +/* + * struct pm_scan_arg - Pagemap ioctl argument + * @size: Size of the structure + * @flags: Flags for the IOCTL + * @start: Starting address of the region + * @end: Ending address of the region + * @walk_end Address where the scan stopped (written by kernel). + * walk_end == end (address tags cleared) informs that the scan completed on entire range. + * @vec: Address of page_region struct array for output + * @vec_len: Length of the page_region struct array + * @max_pages: Optional limit for number of returned pages (0 = disabled) + * @category_inverted: PAGE_IS_* categories which values match if 0 instead of 1 + * @category_mask: Skip pages for which any category doesn't match + * @category_anyof_mask: Skip pages for which no category matches + * @return_mask: PAGE_IS_* categories that are to be reported in `page_region`s returned + */ +struct pm_scan_arg { + __u64 size; + __u64 flags; + __u64 start; + __u64 end; + __u64 walk_end; + __u64 vec; + __u64 vec_len; + __u64 max_pages; + __u64 category_inverted; + __u64 category_mask; + __u64 category_anyof_mask; + __u64 return_mask; +}; + #endif /* _UAPI_LINUX_FS_H */ diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index db92a7202b34..e7418d15fe39 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -209,7 +209,7 @@ * - add FUSE_HAS_EXPIRE_ONLY * * 7.39 - * - add FUSE_DIRECT_IO_RELAX + * - add FUSE_DIRECT_IO_ALLOW_MMAP * - add FUSE_STATX and related structures */ @@ -409,8 +409,7 @@ struct fuse_file_lock { * FUSE_CREATE_SUPP_GROUP: add supplementary group info to create, mkdir, * symlink and mknod (single group that matches parent) * FUSE_HAS_EXPIRE_ONLY: kernel supports expiry-only entry invalidation - * FUSE_DIRECT_IO_RELAX: relax restrictions in FOPEN_DIRECT_IO mode, for now - * allow shared mmap + * FUSE_DIRECT_IO_ALLOW_MMAP: allow shared mmap in FOPEN_DIRECT_IO mode. */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -449,7 +448,10 @@ struct fuse_file_lock { #define FUSE_HAS_INODE_DAX (1ULL << 33) #define FUSE_CREATE_SUPP_GROUP (1ULL << 34) #define FUSE_HAS_EXPIRE_ONLY (1ULL << 35) -#define FUSE_DIRECT_IO_RELAX (1ULL << 36) +#define FUSE_DIRECT_IO_ALLOW_MMAP (1ULL << 36) + +/* Obsolete alias for FUSE_DIRECT_IO_ALLOW_MMAP */ +#define FUSE_DIRECT_IO_RELAX FUSE_DIRECT_IO_ALLOW_MMAP /** * CUSE INIT request/reply flags diff --git a/include/uapi/linux/gsmmux.h b/include/uapi/linux/gsmmux.h index 4c878d84dbda..3a93f17ca943 100644 --- a/include/uapi/linux/gsmmux.h +++ b/include/uapi/linux/gsmmux.h @@ -1,4 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* Copyright (c) 2022/23 Siemens Mobility GmbH */ #ifndef _LINUX_GSMMUX_H #define _LINUX_GSMMUX_H diff --git a/include/uapi/linux/hash_info.h b/include/uapi/linux/hash_info.h index 74a8609fcb4d..0af23ec196d8 100644 --- a/include/uapi/linux/hash_info.h +++ b/include/uapi/linux/hash_info.h @@ -35,6 +35,9 @@ enum hash_algo { HASH_ALGO_SM3_256, HASH_ALGO_STREEBOG_256, HASH_ALGO_STREEBOG_512, + HASH_ALGO_SHA3_256, + HASH_ALGO_SHA3_384, + HASH_ALGO_SHA3_512, HASH_ALGO__LAST }; diff --git a/include/uapi/linux/idxd.h b/include/uapi/linux/idxd.h index 606b52e88ce3..3d1987e1bb2d 100644 --- a/include/uapi/linux/idxd.h +++ b/include/uapi/linux/idxd.h @@ -31,6 +31,7 @@ enum idxd_scmd_stat { IDXD_SCMD_WQ_IRQ_ERR = 0x80100000, IDXD_SCMD_WQ_USER_NO_IOMMU = 0x80110000, IDXD_SCMD_DEV_EVL_ERR = 0x80120000, + IDXD_SCMD_WQ_NO_DRV_NAME = 0x80200000, }; #define IDXD_SCMD_SOFTERR_MASK 0x80000000 diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h index c79f2f046a0b..9c2ffdcd6623 100644 --- a/include/uapi/linux/iio/types.h +++ b/include/uapi/linux/iio/types.h @@ -47,6 +47,10 @@ enum iio_chan_type { IIO_POSITIONRELATIVE, IIO_PHASE, IIO_MASSCONCENTRATION, + IIO_DELTA_ANGL, + IIO_DELTA_VELOCITY, + IIO_COLORTEMP, + IIO_CHROMATICITY, }; enum iio_modifier { diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 13065dd96132..211b86de35ac 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -264,6 +264,7 @@ struct kvm_xen_exit { #define KVM_EXIT_RISCV_SBI 35 #define KVM_EXIT_RISCV_CSR 36 #define KVM_EXIT_NOTIFY 37 +#define KVM_EXIT_LOONGARCH_IOCSR 38 /* For KVM_EXIT_INTERNAL_ERROR */ /* Emulate instruction failed. */ @@ -336,6 +337,13 @@ struct kvm_run { __u32 len; __u8 is_write; } mmio; + /* KVM_EXIT_LOONGARCH_IOCSR */ + struct { + __u64 phys_addr; + __u8 data[8]; + __u32 len; + __u8 is_write; + } iocsr_io; /* KVM_EXIT_HYPERCALL */ struct { __u64 nr; @@ -1192,6 +1200,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_COUNTER_OFFSET 227 #define KVM_CAP_ARM_EAGER_SPLIT_CHUNK_SIZE 228 #define KVM_CAP_ARM_SUPPORTED_BLOCK_SIZES 229 +#define KVM_CAP_ARM_SUPPORTED_REG_MASK_RANGES 230 #ifdef KVM_CAP_IRQ_ROUTING @@ -1362,6 +1371,7 @@ struct kvm_dirty_tlb { #define KVM_REG_ARM64 0x6000000000000000ULL #define KVM_REG_MIPS 0x7000000000000000ULL #define KVM_REG_RISCV 0x8000000000000000ULL +#define KVM_REG_LOONGARCH 0x9000000000000000ULL #define KVM_REG_SIZE_SHIFT 52 #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL @@ -1562,6 +1572,7 @@ struct kvm_s390_ucas_mapping { #define KVM_ARM_MTE_COPY_TAGS _IOR(KVMIO, 0xb4, struct kvm_arm_copy_mte_tags) /* Available with KVM_CAP_COUNTER_OFFSET */ #define KVM_ARM_SET_COUNTER_OFFSET _IOW(KVMIO, 0xb5, struct kvm_arm_counter_offset) +#define KVM_ARM_GET_REG_WRITABLE_MASKS _IOR(KVMIO, 0xb6, struct reg_mask_range) /* ioctl for vm fd */ #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) diff --git a/include/uapi/linux/landlock.h b/include/uapi/linux/landlock.h index 81d09ef9aa50..25c8d7677539 100644 --- a/include/uapi/linux/landlock.h +++ b/include/uapi/linux/landlock.h @@ -31,6 +31,12 @@ struct landlock_ruleset_attr { * this access right. */ __u64 handled_access_fs; + /** + * @handled_access_net: Bitmask of actions (cf. `Network flags`_) + * that is handled by this ruleset and should then be forbidden if no + * rule explicitly allow them. + */ + __u64 handled_access_net; }; /* @@ -54,6 +60,11 @@ enum landlock_rule_type { * landlock_path_beneath_attr . */ LANDLOCK_RULE_PATH_BENEATH = 1, + /** + * @LANDLOCK_RULE_NET_PORT: Type of a &struct + * landlock_net_port_attr . + */ + LANDLOCK_RULE_NET_PORT, }; /** @@ -80,6 +91,31 @@ struct landlock_path_beneath_attr { } __attribute__((packed)); /** + * struct landlock_net_port_attr - Network port definition + * + * Argument of sys_landlock_add_rule(). + */ +struct landlock_net_port_attr { + /** + * @allowed_access: Bitmask of allowed access network for a port + * (cf. `Network flags`_). + */ + __u64 allowed_access; + /** + * @port: Network port in host endianness. + * + * It should be noted that port 0 passed to :manpage:`bind(2)` will + * bind to an available port from a specific port range. This can be + * configured thanks to the ``/proc/sys/net/ipv4/ip_local_port_range`` + * sysctl (also used for IPv6). A Landlock rule with port 0 and the + * ``LANDLOCK_ACCESS_NET_BIND_TCP`` right means that requesting to bind + * on port 0 is allowed and it will automatically translate to binding + * on the related port range. + */ + __u64 port; +}; + +/** * DOC: fs_access * * A set of actions on kernel objects may be defined by an attribute (e.g. @@ -189,4 +225,23 @@ struct landlock_path_beneath_attr { #define LANDLOCK_ACCESS_FS_TRUNCATE (1ULL << 14) /* clang-format on */ +/** + * DOC: net_access + * + * Network flags + * ~~~~~~~~~~~~~~~~ + * + * These flags enable to restrict a sandboxed process to a set of network + * actions. This is supported since the Landlock ABI version 4. + * + * TCP sockets with allowed actions: + * + * - %LANDLOCK_ACCESS_NET_BIND_TCP: Bind a TCP socket to a local port. + * - %LANDLOCK_ACCESS_NET_CONNECT_TCP: Connect an active TCP socket to + * a remote port. + */ +/* clang-format off */ +#define LANDLOCK_ACCESS_NET_BIND_TCP (1ULL << 0) +#define LANDLOCK_ACCESS_NET_CONNECT_TCP (1ULL << 1) +/* clang-format on */ #endif /* _UAPI_LINUX_LANDLOCK_H */ diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h index a03c543cb072..f05f747e444d 100644 --- a/include/uapi/linux/media-bus-format.h +++ b/include/uapi/linux/media-bus-format.h @@ -34,7 +34,7 @@ #define MEDIA_BUS_FMT_FIXED 0x0001 -/* RGB - next is 0x1025 */ +/* RGB - next is 0x1026 */ #define MEDIA_BUS_FMT_RGB444_1X12 0x1016 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_BE 0x1001 #define MEDIA_BUS_FMT_RGB444_2X8_PADHI_LE 0x1002 @@ -46,6 +46,7 @@ #define MEDIA_BUS_FMT_RGB565_2X8_BE 0x1007 #define MEDIA_BUS_FMT_RGB565_2X8_LE 0x1008 #define MEDIA_BUS_FMT_RGB666_1X18 0x1009 +#define MEDIA_BUS_FMT_RGB666_2X9_BE 0x1025 #define MEDIA_BUS_FMT_BGR666_1X18 0x1023 #define MEDIA_BUS_FMT_RBG888_1X24 0x100e #define MEDIA_BUS_FMT_RGB666_1X24_CPADHI 0x1015 diff --git a/include/uapi/linux/mei.h b/include/uapi/linux/mei.h index 6e57743628c0..171c5cce3641 100644 --- a/include/uapi/linux/mei.h +++ b/include/uapi/linux/mei.h @@ -14,8 +14,8 @@ * FW Client (given by UUID). This opens a communication channel * between a host client and a FW client. From this point every read and write * will communicate with the associated FW client. - * Only in close() (file_operation release()) the communication between - * the clients is disconnected + * Only in close() (file_operation release()) is the communication between + * the clients disconnected. * * The IOCTL argument is a struct with a union that contains * the input parameter and the output parameter for this IOCTL. @@ -51,7 +51,7 @@ struct mei_connect_client_data { * DOC: set and unset event notification for a connected client * * The IOCTL argument is 1 for enabling event notification and 0 for - * disabling the service + * disabling the service. * Return: -EOPNOTSUPP if the devices doesn't support the feature */ #define IOCTL_MEI_NOTIFY_SET _IOW('H', 0x02, __u32) @@ -59,8 +59,8 @@ struct mei_connect_client_data { /** * DOC: retrieve notification * - * The IOCTL output argument is 1 if an event was is pending and 0 otherwise - * the ioctl has to be called in order to acknowledge pending event + * The IOCTL output argument is 1 if an event was pending and 0 otherwise. + * The ioctl has to be called in order to acknowledge pending event. * * Return: -EOPNOTSUPP if the devices doesn't support the feature */ @@ -98,14 +98,14 @@ struct mei_connect_client_data_vtag { * FW Client (given by UUID), and virtual tag (vtag). * The IOCTL opens a communication channel between a host client and * a FW client on a tagged channel. From this point on, every read - * and write will communicate with the associated FW client with + * and write will communicate with the associated FW client * on the tagged channel. * Upone close() the communication is terminated. * * The IOCTL argument is a struct with a union that contains * the input parameter and the output parameter for this IOCTL. * - * The input parameter is UUID of the FW Client, a vtag [0,255] + * The input parameter is UUID of the FW Client, a vtag [0,255]. * The output parameter is the properties of the FW client * (FW protocool version and max message size). * diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h index 046d0ccba4cd..a8963f7ef4c2 100644 --- a/include/uapi/linux/mempolicy.h +++ b/include/uapi/linux/mempolicy.h @@ -48,7 +48,7 @@ enum { #define MPOL_MF_MOVE (1<<1) /* Move pages owned by this process to conform to policy */ #define MPOL_MF_MOVE_ALL (1<<2) /* Move every page to conform to policy */ -#define MPOL_MF_LAZY (1<<3) /* Modifies '_MOVE: lazy migrate on fault */ +#define MPOL_MF_LAZY (1<<3) /* UNSUPPORTED FLAG: Lazy migrate on fault */ #define MPOL_MF_INTERNAL (1<<4) /* Internal flags start here */ #define MPOL_MF_VALID (MPOL_MF_STRICT | \ diff --git a/include/uapi/linux/nfsd_netlink.h b/include/uapi/linux/nfsd_netlink.h index c8ae72466ee6..3cd044edee5d 100644 --- a/include/uapi/linux/nfsd_netlink.h +++ b/include/uapi/linux/nfsd_netlink.h @@ -3,8 +3,8 @@ /* Documentation/netlink/specs/nfsd.yaml */ /* YNL-GEN uapi header */ -#ifndef _UAPI_LINUX_NFSD_H -#define _UAPI_LINUX_NFSD_H +#ifndef _UAPI_LINUX_NFSD_NETLINK_H +#define _UAPI_LINUX_NFSD_NETLINK_H #define NFSD_FAMILY_NAME "nfsd" #define NFSD_FAMILY_VERSION 1 @@ -36,4 +36,4 @@ enum { NFSD_CMD_MAX = (__NFSD_CMD_MAX - 1) }; -#endif /* _UAPI_LINUX_NFSD_H */ +#endif /* _UAPI_LINUX_NFSD_NETLINK_H */ diff --git a/include/uapi/linux/npcm-video.h b/include/uapi/linux/npcm-video.h new file mode 100644 index 000000000000..1d39f6f38c96 --- /dev/null +++ b/include/uapi/linux/npcm-video.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ +/* + * Controls header for NPCM video driver + * + * Copyright (C) 2022 Nuvoton Technologies + */ + +#ifndef _UAPI_LINUX_NPCM_VIDEO_H +#define _UAPI_LINUX_NPCM_VIDEO_H + +#include <linux/v4l2-controls.h> + +/* + * Check Documentation/userspace-api/media/drivers/npcm-video.rst for control + * details. + */ + +/* + * This control is meant to set the mode of NPCM Video Capture/Differentiation + * (VCD) engine. + * + * The VCD engine supports two modes: + * COMPLETE - Capture the next complete frame into memory. + * DIFF - Compare the incoming frame with the frame stored in memory, and + * updates the differentiated frame in memory. + */ +#define V4L2_CID_NPCM_CAPTURE_MODE (V4L2_CID_USER_NPCM_BASE + 0) + +enum v4l2_npcm_capture_mode { + V4L2_NPCM_CAPTURE_MODE_COMPLETE = 0, /* COMPLETE mode */ + V4L2_NPCM_CAPTURE_MODE_DIFF = 1, /* DIFF mode */ +}; + +/* + * This control is meant to get the count of compressed HEXTILE rectangles which + * is relevant to the number of differentiated frames if VCD is in DIFF mode. + * And the count will always be 1 if VCD is in COMPLETE mode. + */ +#define V4L2_CID_NPCM_RECT_COUNT (V4L2_CID_USER_NPCM_BASE + 1) + +#endif /* _UAPI_LINUX_NPCM_VIDEO_H */ diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h index 3c36aeade991..370ed14b1ae0 100644 --- a/include/uapi/linux/prctl.h +++ b/include/uapi/linux/prctl.h @@ -283,7 +283,8 @@ struct prctl_mm_map { /* Memory deny write / execute */ #define PR_SET_MDWE 65 -# define PR_MDWE_REFUSE_EXEC_GAIN 1 +# define PR_MDWE_REFUSE_EXEC_GAIN (1UL << 0) +# define PR_MDWE_NO_INHERIT (1UL << 1) #define PR_GET_MDWE 66 diff --git a/include/uapi/linux/psp-sev.h b/include/uapi/linux/psp-sev.h index 1c9da485318f..b44ba7dcdefc 100644 --- a/include/uapi/linux/psp-sev.h +++ b/include/uapi/linux/psp-sev.h @@ -68,6 +68,7 @@ typedef enum { SEV_RET_INVALID_PARAM, SEV_RET_RESOURCE_LIMIT, SEV_RET_SECURE_DATA_INVALID, + SEV_RET_INVALID_KEY = 0x27, SEV_RET_MAX, } sev_ret_code; diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h index add349889d0a..9c007a106330 100644 --- a/include/uapi/linux/serial_core.h +++ b/include/uapi/linux/serial_core.h @@ -1,22 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* - * linux/drivers/char/serial_core.h - * * Copyright (C) 2000 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _UAPILINUX_SERIAL_CORE_H #define _UAPILINUX_SERIAL_CORE_H @@ -27,6 +11,8 @@ * The type definitions. These are from Ted Ts'o's serial.h * By historical reasons the values from 0 to 13 are defined * in the include/uapi/linux/serial.h, do not define them here. + * Values 0 to 19 are used by setserial from busybox and must never + * be modified. */ #define PORT_NS16550A 14 #define PORT_XSCALE 15 @@ -245,4 +231,7 @@ /* Sunplus UART */ #define PORT_SUNPLUS 123 +/* Generic type identifier for ports which type is not important to userspace. */ +#define PORT_GENERIC (-1) + #endif /* _UAPILINUX_SERIAL_CORE_H */ diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h index 08b3527e1b93..9c987b04e2d0 100644 --- a/include/uapi/linux/serial_reg.h +++ b/include/uapi/linux/serial_reg.h @@ -49,6 +49,7 @@ #define UART_IIR_FIFO_ENABLED_8250 0x00 /* 8250: no FIFO */ #define UART_IIR_FIFO_ENABLED_16550 0x80 /* 16550: (broken/unusable) FIFO */ #define UART_IIR_FIFO_ENABLED_16550A 0xc0 /* 16550A: FIFO enabled */ +#define UART_IIR_FIFO_ENABLED_16750 0xe0 /* 16750: 64 bytes FIFO enabled */ #define UART_FCR 2 /* Out: FIFO Control Register */ #define UART_FCR_ENABLE_FIFO 0x01 /* Enable the FIFO */ diff --git a/include/uapi/linux/sev-guest.h b/include/uapi/linux/sev-guest.h index 2aa39112cf8d..154a87a1eca9 100644 --- a/include/uapi/linux/sev-guest.h +++ b/include/uapi/linux/sev-guest.h @@ -14,9 +14,11 @@ #include <linux/types.h> +#define SNP_REPORT_USER_DATA_SIZE 64 + struct snp_report_req { /* user data that should be included in the report */ - __u8 user_data[64]; + __u8 user_data[SNP_REPORT_USER_DATA_SIZE]; /* The vmpl level to be included in the report */ __u32 vmpl; diff --git a/include/uapi/linux/stddef.h b/include/uapi/linux/stddef.h index 5c6c4269f7ef..2ec6f35cda32 100644 --- a/include/uapi/linux/stddef.h +++ b/include/uapi/linux/stddef.h @@ -27,7 +27,7 @@ union { \ struct { MEMBERS } ATTRS; \ struct TAG { MEMBERS } ATTRS NAME; \ - } + } ATTRS #ifdef __cplusplus /* sizeof(struct{}) is 1 in C++, not 0, can't use C version of the macro. */ diff --git a/include/uapi/linux/usb/raw_gadget.h b/include/uapi/linux/usb/raw_gadget.h index c7d2199134d7..f0224a8dc858 100644 --- a/include/uapi/linux/usb/raw_gadget.h +++ b/include/uapi/linux/usb/raw_gadget.h @@ -44,6 +44,16 @@ enum usb_raw_event_type { /* This event is queued when a new control request arrived to ep0. */ USB_RAW_EVENT_CONTROL = 2, + /* + * These events are queued when the gadget driver is suspended, + * resumed, reset, or disconnected. Note that some UDCs (e.g. dwc2) + * report a disconnect event instead of a reset. + */ + USB_RAW_EVENT_SUSPEND = 3, + USB_RAW_EVENT_RESUME = 4, + USB_RAW_EVENT_RESET = 5, + USB_RAW_EVENT_DISCONNECT = 6, + /* The list might grow in the future. */ }; @@ -54,8 +64,8 @@ enum usb_raw_event_type { * actual length of the fetched event data. * @data: A buffer to store the fetched event data. * - * Currently the fetched data buffer is empty for USB_RAW_EVENT_CONNECT, - * and contains struct usb_ctrlrequest for USB_RAW_EVENT_CONTROL. + * The fetched event data buffer contains struct usb_ctrlrequest for + * USB_RAW_EVENT_CONTROL and is empty for other events. */ struct usb_raw_event { __u32 type; diff --git a/include/uapi/linux/user_events.h b/include/uapi/linux/user_events.h index 2984aae4a2b4..f74f3aedd49c 100644 --- a/include/uapi/linux/user_events.h +++ b/include/uapi/linux/user_events.h @@ -17,6 +17,15 @@ /* Create dynamic location entry within a 32-bit value */ #define DYN_LOC(offset, size) ((size) << 16 | (offset)) +/* List of supported registration flags */ +enum user_reg_flag { + /* Event will not delete upon last reference closing */ + USER_EVENT_REG_PERSIST = 1U << 0, + + /* This value or above is currently non-ABI */ + USER_EVENT_REG_MAX = 1U << 1, +}; + /* * Describes an event registration and stores the results of the registration. * This structure is passed to the DIAG_IOCSREG ioctl, callers at a minimum @@ -33,7 +42,7 @@ struct user_reg { /* Input: Enable size in bytes at address */ __u8 enable_size; - /* Input: Flags for future use, set to 0 */ + /* Input: Flags to use, if any */ __u16 flags; /* Input: Address to update when enabled */ diff --git a/include/uapi/linux/userfaultfd.h b/include/uapi/linux/userfaultfd.h index 62151706c5a3..0dbc81015018 100644 --- a/include/uapi/linux/userfaultfd.h +++ b/include/uapi/linux/userfaultfd.h @@ -40,7 +40,8 @@ UFFD_FEATURE_EXACT_ADDRESS | \ UFFD_FEATURE_WP_HUGETLBFS_SHMEM | \ UFFD_FEATURE_WP_UNPOPULATED | \ - UFFD_FEATURE_POISON) + UFFD_FEATURE_POISON | \ + UFFD_FEATURE_WP_ASYNC) #define UFFD_API_IOCTLS \ ((__u64)1 << _UFFDIO_REGISTER | \ (__u64)1 << _UFFDIO_UNREGISTER | \ @@ -216,6 +217,11 @@ struct uffdio_api { * (i.e. empty ptes). This will be the default behavior for shmem * & hugetlbfs, so this flag only affects anonymous memory behavior * when userfault write-protection mode is registered. + * + * UFFD_FEATURE_WP_ASYNC indicates that userfaultfd write-protection + * asynchronous mode is supported in which the write fault is + * automatically resolved and write-protection is un-set. + * It implies UFFD_FEATURE_WP_UNPOPULATED. */ #define UFFD_FEATURE_PAGEFAULT_FLAG_WP (1<<0) #define UFFD_FEATURE_EVENT_FORK (1<<1) @@ -232,6 +238,7 @@ struct uffdio_api { #define UFFD_FEATURE_WP_HUGETLBFS_SHMEM (1<<12) #define UFFD_FEATURE_WP_UNPOPULATED (1<<13) #define UFFD_FEATURE_POISON (1<<14) +#define UFFD_FEATURE_WP_ASYNC (1<<15) __u64 features; __u64 ioctls; diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index c3604a0a3e30..68db66d4aae8 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -203,6 +203,12 @@ enum v4l2_colorfx { */ #define V4L2_CID_USER_ASPEED_BASE (V4L2_CID_USER_BASE + 0x11a0) +/* + * The base for Nuvoton NPCM driver controls. + * We reserve 16 controls for this driver. + */ +#define V4L2_CID_USER_NPCM_BASE (V4L2_CID_USER_BASE + 0x11b0) + /* MPEG-class control IDs */ /* The MPEG controls are applicable to all codec controls * and the 'MPEG' part of the define is historical */ diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h index 4a195b68f28f..b383c2fe0cf3 100644 --- a/include/uapi/linux/v4l2-subdev.h +++ b/include/uapi/linux/v4l2-subdev.h @@ -239,7 +239,7 @@ struct v4l2_subdev_routing { * set (which is the default), the 'stream' fields will be forced to 0 by the * kernel. */ - #define V4L2_SUBDEV_CLIENT_CAP_STREAMS (1U << 0) + #define V4L2_SUBDEV_CLIENT_CAP_STREAMS (1ULL << 0) /** * struct v4l2_subdev_client_capability - Capabilities of the client accessing diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h index f5c48b61ab62..649560c685f1 100644 --- a/include/uapi/linux/vhost.h +++ b/include/uapi/linux/vhost.h @@ -219,4 +219,12 @@ */ #define VHOST_VDPA_RESUME _IO(VHOST_VIRTIO, 0x7E) +/* Get the group for the descriptor table including driver & device areas + * of a virtqueue: read index, write group in num. + * The virtqueue index is stored in the index field of vhost_vring_state. + * The group ID of the descriptor table for this specific virtqueue + * is returned via num field of vhost_vring_state. + */ +#define VHOST_VDPA_GET_VRING_DESC_GROUP _IOWR(VHOST_VIRTIO, 0x7F, \ + struct vhost_vring_state) #endif diff --git a/include/uapi/linux/vhost_types.h b/include/uapi/linux/vhost_types.h index 2d827d22cd99..d7656908f730 100644 --- a/include/uapi/linux/vhost_types.h +++ b/include/uapi/linux/vhost_types.h @@ -185,5 +185,12 @@ struct vhost_vdpa_iova_range { * DRIVER_OK */ #define VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK 0x6 +/* Device may expose the virtqueue's descriptor area, driver area and + * device area to a different group for ASID binding than where its + * buffers may reside. Requires VHOST_BACKEND_F_IOTLB_ASID. + */ +#define VHOST_BACKEND_F_DESC_ASID 0x7 +/* IOTLB don't flush memory mapping across device reset */ +#define VHOST_BACKEND_F_IOTLB_PERSIST 0x8 #endif diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 78260e5d9985..c3d4e490ce7c 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -804,6 +804,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_QC08C v4l2_fourcc('Q', '0', '8', 'C') /* Qualcomm 8-bit compressed */ #define V4L2_PIX_FMT_QC10C v4l2_fourcc('Q', '1', '0', 'C') /* Qualcomm 10-bit compressed */ #define V4L2_PIX_FMT_AJPG v4l2_fourcc('A', 'J', 'P', 'G') /* Aspeed JPEG */ +#define V4L2_PIX_FMT_HEXTILE v4l2_fourcc('H', 'X', 'T', 'L') /* Hextile compressed */ /* 10bit raw packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h index 2c712c654165..8881aea60f6f 100644 --- a/include/uapi/linux/virtio_config.h +++ b/include/uapi/linux/virtio_config.h @@ -105,6 +105,11 @@ */ #define VIRTIO_F_NOTIFICATION_DATA 38 +/* This feature indicates that the driver uses the data provided by the device + * as a virtqueue identifier in available buffer notifications. + */ +#define VIRTIO_F_NOTIF_CONFIG_DATA 39 + /* * This feature indicates that the driver can reset a queue individually. */ diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h index f703afc7ad31..44f4dd2add18 100644 --- a/include/uapi/linux/virtio_pci.h +++ b/include/uapi/linux/virtio_pci.h @@ -166,6 +166,17 @@ struct virtio_pci_common_cfg { __le32 queue_used_hi; /* read-write */ }; +/* + * Warning: do not use sizeof on this: use offsetofend for + * specific fields you need. + */ +struct virtio_pci_modern_common_cfg { + struct virtio_pci_common_cfg cfg; + + __le16 queue_notify_data; /* read-write */ + __le16 queue_reset; /* read-write */ +}; + /* Fields in VIRTIO_PCI_CAP_PCI_CFG: */ struct virtio_pci_cfg_cap { struct virtio_pci_cap cap; diff --git a/include/uapi/mtd/ubi-user.h b/include/uapi/mtd/ubi-user.h index dcb179de4358..e1571603175e 100644 --- a/include/uapi/mtd/ubi-user.h +++ b/include/uapi/mtd/ubi-user.h @@ -248,6 +248,7 @@ enum { * @max_beb_per1024: maximum expected number of bad PEB per 1024 PEBs * @padding: reserved for future, not used, has to be zeroed * @disable_fm: whether disable fastmap + * @need_resv_pool: whether reserve free pebs for filling pool/wl_pool * * This data structure is used to specify MTD device UBI has to attach and the * parameters it has to use. The number which should be assigned to the new UBI @@ -293,7 +294,8 @@ struct ubi_attach_req { __s32 vid_hdr_offset; __s16 max_beb_per1024; __s8 disable_fm; - __s8 padding[9]; + __s8 need_resv_pool; + __s8 padding[8]; }; /* diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h index 2e68a8b0c92c..ce0f37f83416 100644 --- a/include/uapi/rdma/hns-abi.h +++ b/include/uapi/rdma/hns-abi.h @@ -52,15 +52,25 @@ struct hns_roce_ib_create_cq_resp { __aligned_u64 cap_flags; }; +enum hns_roce_srq_cap_flags { + HNS_ROCE_SRQ_CAP_RECORD_DB = 1 << 0, +}; + +enum hns_roce_srq_cap_flags_resp { + HNS_ROCE_RSP_SRQ_CAP_RECORD_DB = 1 << 0, +}; + struct hns_roce_ib_create_srq { __aligned_u64 buf_addr; __aligned_u64 db_addr; __aligned_u64 que_addr; + __u32 req_cap_flags; /* Use enum hns_roce_srq_cap_flags */ + __u32 reserved; }; struct hns_roce_ib_create_srq_resp { __u32 srqn; - __u32 reserved; + __u32 cap_flags; /* Use enum hns_roce_srq_cap_flags */ }; struct hns_roce_ib_create_qp { diff --git a/include/uapi/rdma/ib_user_ioctl_verbs.h b/include/uapi/rdma/ib_user_ioctl_verbs.h index d7c5aaa32744..fe15bc7e9f70 100644 --- a/include/uapi/rdma/ib_user_ioctl_verbs.h +++ b/include/uapi/rdma/ib_user_ioctl_verbs.h @@ -220,7 +220,8 @@ enum ib_uverbs_advise_mr_flag { struct ib_uverbs_query_port_resp_ex { struct ib_uverbs_query_port_resp legacy_resp; __u16 port_cap_flags2; - __u8 reserved[6]; + __u8 reserved[2]; + __u32 active_speed_ex; }; struct ib_uverbs_qp_cap { diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h index e50c357367db..723bbb0f7042 100644 --- a/include/uapi/rdma/rdma_netlink.h +++ b/include/uapi/rdma/rdma_netlink.h @@ -299,6 +299,8 @@ enum rdma_nldev_command { RDMA_NLDEV_CMD_STAT_GET_STATUS, + RDMA_NLDEV_CMD_RES_SRQ_GET_RAW, + RDMA_NLDEV_NUM_OPS }; @@ -554,6 +556,8 @@ enum rdma_nldev_attr { RDMA_NLDEV_ATTR_STAT_HWCOUNTER_INDEX, /* u32 */ RDMA_NLDEV_ATTR_STAT_HWCOUNTER_DYNAMIC, /* u8 */ + RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE, /* u8 */ + /* * Always the end */ diff --git a/include/uapi/rdma/siw-abi.h b/include/uapi/rdma/siw-abi.h index af735f55b291..6df49724954f 100644 --- a/include/uapi/rdma/siw-abi.h +++ b/include/uapi/rdma/siw-abi.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) or BSD-3-Clause */ +/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause */ /* Authors: Bernard Metzler <bmt@zurich.ibm.com> */ /* Copyright (c) 2008-2019, IBM Corporation */ diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h index b5bc8604efe8..c85fdd8895d8 100644 --- a/include/uapi/sound/asequencer.h +++ b/include/uapi/sound/asequencer.h @@ -207,7 +207,7 @@ struct snd_seq_ev_raw32 { struct snd_seq_ev_ext { unsigned int len; /* length of data */ void *ptr; /* pointer to data (note: maybe 64-bit) */ -} __attribute__((packed)); +} __packed; struct snd_seq_result { int event; /* processed event type */ @@ -251,7 +251,7 @@ struct snd_seq_ev_quote { struct snd_seq_addr origin; /* original sender */ unsigned short value; /* optional data */ struct snd_seq_event *event; /* quoted event */ -} __attribute__((packed)); +} __packed; union snd_seq_event_data { /* event data... */ struct snd_seq_ev_note note; diff --git a/include/ufs/ufs.h b/include/ufs/ufs.h index 0cced88f4531..e77ab1786856 100644 --- a/include/ufs/ufs.h +++ b/include/ufs/ufs.h @@ -98,9 +98,10 @@ enum upiu_response_transaction { UPIU_TRANSACTION_REJECT_UPIU = 0x3F, }; -/* UPIU Read/Write flags */ +/* UPIU Read/Write flags. See also table "UPIU Flags" in the UFS standard. */ enum { UPIU_CMD_FLAGS_NONE = 0x00, + UPIU_CMD_FLAGS_CP = 0x04, UPIU_CMD_FLAGS_WRITE = 0x20, UPIU_CMD_FLAGS_READ = 0x40, }; diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 7d07b256e906..7f0b2c5599cd 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -28,6 +28,7 @@ #define UFSHCD "ufshcd" +struct scsi_device; struct ufs_hba; enum dev_cmd_type { @@ -371,6 +372,7 @@ struct ufs_hba_variant_ops { int (*get_outstanding_cqs)(struct ufs_hba *hba, unsigned long *ocqs); int (*config_esi)(struct ufs_hba *hba); + void (*config_scsi_dev)(struct scsi_device *sdev); }; /* clock gating state */ @@ -427,6 +429,7 @@ struct ufs_clk_gating { * @workq: workqueue to schedule devfreq suspend/resume work * @suspend_work: worker to suspend devfreq * @resume_work: worker to resume devfreq + * @target_freq: frequency requested by devfreq framework * @min_gear: lowest HS gear to scale down to * @is_enabled: tracks if scaling is currently enabled or not, controlled by * clkscale_enable sysfs node @@ -446,6 +449,7 @@ struct ufs_clk_scaling { struct workqueue_struct *workq; struct work_struct suspend_work; struct work_struct resume_work; + unsigned long target_freq; u32 min_gear; bool is_enabled; bool is_allowed; @@ -597,11 +601,6 @@ enum ufshcd_quirks { UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING = 1 << 13, /* - * Align DMA SG entries on a 4 KiB boundary. - */ - UFSHCD_QUIRK_4KB_DMA_ALIGNMENT = 1 << 14, - - /* * This quirk needs to be enabled if the host controller does not * support UIC command */ @@ -865,6 +864,7 @@ enum ufshcd_mcq_opr { * @auto_bkops_enabled: to track whether bkops is enabled in device * @vreg_info: UFS device voltage regulator information * @clk_list_head: UFS host controller clocks list node head + * @use_pm_opp: Indicates whether OPP based scaling is used or not * @req_abort_count: number of times ufshcd_abort() has been called * @lanes_per_direction: number of lanes per data direction between the UFS * controller and the UFS device. @@ -1015,6 +1015,7 @@ struct ufs_hba { bool auto_bkops_enabled; struct ufs_vreg_info vreg_info; struct list_head clk_list_head; + bool use_pm_opp; /* Number of requests aborts */ int req_abort_count; @@ -1253,6 +1254,9 @@ void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba); void ufshcd_mcq_enable_esi(struct ufs_hba *hba); void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg); +int ufshcd_opp_config_clks(struct device *dev, struct opp_table *opp_table, + struct dev_pm_opp *opp, void *data, + bool scaling_down); /** * ufshcd_set_variant - set variant specific data to the hba * @hba: per adapter instance diff --git a/include/xen/events.h b/include/xen/events.h index 23932b0673dc..3b07409f8032 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -88,7 +88,6 @@ void xen_irq_resume(void); /* Clear an irq's pending state, in preparation for polling on it */ void xen_clear_irq_pending(int irq); -void xen_set_irq_pending(int irq); bool xen_test_irq_pending(int irq); /* Poll waiting for an irq to become pending. In the usual case, the @@ -101,8 +100,8 @@ void xen_poll_irq_timeout(int irq, u64 timeout); /* Determine the IRQ which is bound to an event channel */ unsigned int irq_from_evtchn(evtchn_port_t evtchn); -int irq_from_virq(unsigned int cpu, unsigned int virq); -evtchn_port_t evtchn_from_irq(unsigned irq); +int irq_evtchn_from_virq(unsigned int cpu, unsigned int virq, + evtchn_port_t *evtchn); int xen_set_callback_via(uint64_t via); int xen_evtchn_do_upcall(void); @@ -122,9 +121,6 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc, /* De-allocates the above mentioned physical interrupt. */ int xen_destroy_irq(int irq); -/* Return irq from pirq */ -int xen_irq_from_pirq(unsigned pirq); - /* Return the pirq allocated to the irq. */ int xen_pirq_from_irq(unsigned irq); |