diff options
Diffstat (limited to 'include/linux')
88 files changed, 1255 insertions, 453 deletions
diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index c49e1a159e6e..63d105cd14a3 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -640,6 +640,7 @@ struct bcma_drv_cc { spinlock_t gpio_lock; #ifdef CONFIG_BCMA_DRIVER_GPIO struct gpio_chip gpio; + struct irq_domain *irq_domain; #endif }; diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index fd8bf3219ef7..b4a745d7d9a9 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -115,7 +115,6 @@ extern int copy_strings_kernel(int argc, const char *const *argv, extern int prepare_bprm_creds(struct linux_binprm *bprm); extern void install_exec_creds(struct linux_binprm *bprm); extern void set_binfmt(struct linux_binfmt *new); -extern void free_bprm(struct linux_binprm *); extern ssize_t read_code(struct file *, unsigned long, loff_t, size_t); #endif /* _LINUX_BINFMTS_H */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 060ff695085c..70654521dab6 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -61,25 +61,87 @@ * various member access, note that bio_data should of course not be used * on highmem page vectors */ -#define bio_iovec_idx(bio, idx) (&((bio)->bi_io_vec[(idx)])) -#define bio_iovec(bio) bio_iovec_idx((bio), (bio)->bi_idx) -#define bio_page(bio) bio_iovec((bio))->bv_page -#define bio_offset(bio) bio_iovec((bio))->bv_offset -#define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_idx) -#define bio_sectors(bio) ((bio)->bi_size >> 9) -#define bio_end_sector(bio) ((bio)->bi_sector + bio_sectors((bio))) +#define __bvec_iter_bvec(bvec, iter) (&(bvec)[(iter).bi_idx]) + +#define bvec_iter_page(bvec, iter) \ + (__bvec_iter_bvec((bvec), (iter))->bv_page) + +#define bvec_iter_len(bvec, iter) \ + min((iter).bi_size, \ + __bvec_iter_bvec((bvec), (iter))->bv_len - (iter).bi_bvec_done) + +#define bvec_iter_offset(bvec, iter) \ + (__bvec_iter_bvec((bvec), (iter))->bv_offset + (iter).bi_bvec_done) + +#define bvec_iter_bvec(bvec, iter) \ +((struct bio_vec) { \ + .bv_page = bvec_iter_page((bvec), (iter)), \ + .bv_len = bvec_iter_len((bvec), (iter)), \ + .bv_offset = bvec_iter_offset((bvec), (iter)), \ +}) + +#define bio_iter_iovec(bio, iter) \ + bvec_iter_bvec((bio)->bi_io_vec, (iter)) + +#define bio_iter_page(bio, iter) \ + bvec_iter_page((bio)->bi_io_vec, (iter)) +#define bio_iter_len(bio, iter) \ + bvec_iter_len((bio)->bi_io_vec, (iter)) +#define bio_iter_offset(bio, iter) \ + bvec_iter_offset((bio)->bi_io_vec, (iter)) + +#define bio_page(bio) bio_iter_page((bio), (bio)->bi_iter) +#define bio_offset(bio) bio_iter_offset((bio), (bio)->bi_iter) +#define bio_iovec(bio) bio_iter_iovec((bio), (bio)->bi_iter) + +#define bio_multiple_segments(bio) \ + ((bio)->bi_iter.bi_size != bio_iovec(bio).bv_len) +#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9) +#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio))) + +/* + * Check whether this bio carries any data or not. A NULL bio is allowed. + */ +static inline bool bio_has_data(struct bio *bio) +{ + if (bio && + bio->bi_iter.bi_size && + !(bio->bi_rw & REQ_DISCARD)) + return true; + + return false; +} + +static inline bool bio_is_rw(struct bio *bio) +{ + if (!bio_has_data(bio)) + return false; + + if (bio->bi_rw & BIO_NO_ADVANCE_ITER_MASK) + return false; + + return true; +} + +static inline bool bio_mergeable(struct bio *bio) +{ + if (bio->bi_rw & REQ_NOMERGE_FLAGS) + return false; + + return true; +} static inline unsigned int bio_cur_bytes(struct bio *bio) { - if (bio->bi_vcnt) - return bio_iovec(bio)->bv_len; + if (bio_has_data(bio)) + return bio_iovec(bio).bv_len; else /* dataless requests such as discard */ - return bio->bi_size; + return bio->bi_iter.bi_size; } static inline void *bio_data(struct bio *bio) { - if (bio->bi_vcnt) + if (bio_has_data(bio)) return page_address(bio_page(bio)) + bio_offset(bio); return NULL; @@ -97,19 +159,16 @@ static inline void *bio_data(struct bio *bio) * permanent PIO fall back, user is probably better off disabling highmem * I/O completely on that queue (see ide-dma for example) */ -#define __bio_kmap_atomic(bio, idx) \ - (kmap_atomic(bio_iovec_idx((bio), (idx))->bv_page) + \ - bio_iovec_idx((bio), (idx))->bv_offset) +#define __bio_kmap_atomic(bio, iter) \ + (kmap_atomic(bio_iter_iovec((bio), (iter)).bv_page) + \ + bio_iter_iovec((bio), (iter)).bv_offset) -#define __bio_kunmap_atomic(addr) kunmap_atomic(addr) +#define __bio_kunmap_atomic(addr) kunmap_atomic(addr) /* * merge helpers etc */ -#define __BVEC_END(bio) bio_iovec_idx((bio), (bio)->bi_vcnt - 1) -#define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_idx) - /* Default implementation of BIOVEC_PHYS_MERGEABLE */ #define __BIOVEC_PHYS_MERGEABLE(vec1, vec2) \ ((bvec_to_phys((vec1)) + (vec1)->bv_len) == bvec_to_phys((vec2))) @@ -126,33 +185,76 @@ static inline void *bio_data(struct bio *bio) (((addr1) | (mask)) == (((addr2) - 1) | (mask))) #define BIOVEC_SEG_BOUNDARY(q, b1, b2) \ __BIO_SEG_BOUNDARY(bvec_to_phys((b1)), bvec_to_phys((b2)) + (b2)->bv_len, queue_segment_boundary((q))) -#define BIO_SEG_BOUNDARY(q, b1, b2) \ - BIOVEC_SEG_BOUNDARY((q), __BVEC_END((b1)), __BVEC_START((b2))) #define bio_io_error(bio) bio_endio((bio), -EIO) /* - * drivers should not use the __ version unless they _really_ know what - * they're doing - */ -#define __bio_for_each_segment(bvl, bio, i, start_idx) \ - for (bvl = bio_iovec_idx((bio), (start_idx)), i = (start_idx); \ - i < (bio)->bi_vcnt; \ - bvl++, i++) - -/* * drivers should _never_ use the all version - the bio may have been split * before it got to the driver and the driver won't own all of it */ #define bio_for_each_segment_all(bvl, bio, i) \ - for (i = 0; \ - bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \ - i++) + for (i = 0, bvl = (bio)->bi_io_vec; i < (bio)->bi_vcnt; i++, bvl++) + +static inline void bvec_iter_advance(struct bio_vec *bv, struct bvec_iter *iter, + unsigned bytes) +{ + WARN_ONCE(bytes > iter->bi_size, + "Attempted to advance past end of bvec iter\n"); + + while (bytes) { + unsigned len = min(bytes, bvec_iter_len(bv, *iter)); + + bytes -= len; + iter->bi_size -= len; + iter->bi_bvec_done += len; + + if (iter->bi_bvec_done == __bvec_iter_bvec(bv, *iter)->bv_len) { + iter->bi_bvec_done = 0; + iter->bi_idx++; + } + } +} + +#define for_each_bvec(bvl, bio_vec, iter, start) \ + for ((iter) = start; \ + (bvl) = bvec_iter_bvec((bio_vec), (iter)), \ + (iter).bi_size; \ + bvec_iter_advance((bio_vec), &(iter), (bvl).bv_len)) + + +static inline void bio_advance_iter(struct bio *bio, struct bvec_iter *iter, + unsigned bytes) +{ + iter->bi_sector += bytes >> 9; + + if (bio->bi_rw & BIO_NO_ADVANCE_ITER_MASK) + iter->bi_size -= bytes; + else + bvec_iter_advance(bio->bi_io_vec, iter, bytes); +} -#define bio_for_each_segment(bvl, bio, i) \ - for (i = (bio)->bi_idx; \ - bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \ - i++) +#define __bio_for_each_segment(bvl, bio, iter, start) \ + for (iter = (start); \ + (iter).bi_size && \ + ((bvl = bio_iter_iovec((bio), (iter))), 1); \ + bio_advance_iter((bio), &(iter), (bvl).bv_len)) + +#define bio_for_each_segment(bvl, bio, iter) \ + __bio_for_each_segment(bvl, bio, iter, (bio)->bi_iter) + +#define bio_iter_last(bvec, iter) ((iter).bi_size == (bvec).bv_len) + +static inline unsigned bio_segments(struct bio *bio) +{ + unsigned segs = 0; + struct bio_vec bv; + struct bvec_iter iter; + + bio_for_each_segment(bv, bio, iter) + segs++; + + return segs; +} /* * get a reference to a bio, so it won't disappear. the intended use is @@ -177,16 +279,15 @@ static inline void *bio_data(struct bio *bio) struct bio_integrity_payload { struct bio *bip_bio; /* parent bio */ - sector_t bip_sector; /* virtual start sector */ + struct bvec_iter bip_iter; + /* kill - should just use bip_vec */ void *bip_buf; /* generated integrity data */ - bio_end_io_t *bip_end_io; /* saved I/O completion fn */ - unsigned int bip_size; + bio_end_io_t *bip_end_io; /* saved I/O completion fn */ unsigned short bip_slab; /* slab the bip came from */ unsigned short bip_vcnt; /* # of integrity bio_vecs */ - unsigned short bip_idx; /* current bip_vec index */ unsigned bip_owns_buf:1; /* should free bip_buf */ struct work_struct bip_work; /* I/O completion */ @@ -196,29 +297,28 @@ struct bio_integrity_payload { }; #endif /* CONFIG_BLK_DEV_INTEGRITY */ -/* - * A bio_pair is used when we need to split a bio. - * This can only happen for a bio that refers to just one - * page of data, and in the unusual situation when the - * page crosses a chunk/device boundary +extern void bio_trim(struct bio *bio, int offset, int size); +extern struct bio *bio_split(struct bio *bio, int sectors, + gfp_t gfp, struct bio_set *bs); + +/** + * bio_next_split - get next @sectors from a bio, splitting if necessary + * @bio: bio to split + * @sectors: number of sectors to split from the front of @bio + * @gfp: gfp mask + * @bs: bio set to allocate from * - * The address of the master bio is stored in bio1.bi_private - * The address of the pool the pair was allocated from is stored - * in bio2.bi_private + * Returns a bio representing the next @sectors of @bio - if the bio is smaller + * than @sectors, returns the original bio unchanged. */ -struct bio_pair { - struct bio bio1, bio2; - struct bio_vec bv1, bv2; -#if defined(CONFIG_BLK_DEV_INTEGRITY) - struct bio_integrity_payload bip1, bip2; - struct bio_vec iv1, iv2; -#endif - atomic_t cnt; - int error; -}; -extern struct bio_pair *bio_split(struct bio *bi, int first_sectors); -extern void bio_pair_release(struct bio_pair *dbio); -extern void bio_trim(struct bio *bio, int offset, int size); +static inline struct bio *bio_next_split(struct bio *bio, int sectors, + gfp_t gfp, struct bio_set *bs) +{ + if (sectors >= bio_sectors(bio)) + return bio; + + return bio_split(bio, sectors, gfp, bs); +} extern struct bio_set *bioset_create(unsigned int, unsigned int); extern void bioset_free(struct bio_set *); @@ -227,7 +327,8 @@ extern mempool_t *biovec_create_pool(struct bio_set *bs, int pool_entries); extern struct bio *bio_alloc_bioset(gfp_t, int, struct bio_set *); extern void bio_put(struct bio *); -extern void __bio_clone(struct bio *, struct bio *); +extern void __bio_clone_fast(struct bio *, struct bio *); +extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *); extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs); extern struct bio_set *fs_bio_set; @@ -254,6 +355,7 @@ static inline struct bio *bio_clone_kmalloc(struct bio *bio, gfp_t gfp_mask) } extern void bio_endio(struct bio *, int); +extern void bio_endio_nodec(struct bio *, int); struct request_queue; extern int bio_phys_segments(struct request_queue *, struct bio *); @@ -262,12 +364,12 @@ extern void bio_advance(struct bio *, unsigned); extern void bio_init(struct bio *); extern void bio_reset(struct bio *); +void bio_chain(struct bio *, struct bio *); extern int bio_add_page(struct bio *, struct page *, unsigned int,unsigned int); extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *, unsigned int, unsigned int); extern int bio_get_nr_vecs(struct block_device *); -extern sector_t bio_sector_offset(struct bio *, unsigned short, unsigned int); extern struct bio *bio_map_user(struct request_queue *, struct block_device *, unsigned long, unsigned int, int, gfp_t); struct sg_iovec; @@ -357,48 +459,18 @@ static inline void bvec_kunmap_irq(char *buffer, unsigned long *flags) } #endif -static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx, +static inline char *__bio_kmap_irq(struct bio *bio, struct bvec_iter iter, unsigned long *flags) { - return bvec_kmap_irq(bio_iovec_idx(bio, idx), flags); + return bvec_kmap_irq(&bio_iter_iovec(bio, iter), flags); } #define __bio_kunmap_irq(buf, flags) bvec_kunmap_irq(buf, flags) #define bio_kmap_irq(bio, flags) \ - __bio_kmap_irq((bio), (bio)->bi_idx, (flags)) + __bio_kmap_irq((bio), (bio)->bi_iter, (flags)) #define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags) /* - * Check whether this bio carries any data or not. A NULL bio is allowed. - */ -static inline bool bio_has_data(struct bio *bio) -{ - if (bio && bio->bi_vcnt) - return true; - - return false; -} - -static inline bool bio_is_rw(struct bio *bio) -{ - if (!bio_has_data(bio)) - return false; - - if (bio->bi_rw & REQ_WRITE_SAME) - return false; - - return true; -} - -static inline bool bio_mergeable(struct bio *bio) -{ - if (bio->bi_rw & REQ_NOMERGE_FLAGS) - return false; - - return true; -} - -/* * BIO list management for use by remapping drivers (e.g. DM or MD) and loop. * * A bio_list anchors a singly-linked list of bios chained through the bi_next @@ -559,16 +631,12 @@ struct biovec_slab { #if defined(CONFIG_BLK_DEV_INTEGRITY) -#define bip_vec_idx(bip, idx) (&(bip->bip_vec[(idx)])) -#define bip_vec(bip) bip_vec_idx(bip, 0) -#define __bip_for_each_vec(bvl, bip, i, start_idx) \ - for (bvl = bip_vec_idx((bip), (start_idx)), i = (start_idx); \ - i < (bip)->bip_vcnt; \ - bvl++, i++) -#define bip_for_each_vec(bvl, bip, i) \ - __bip_for_each_vec(bvl, bip, i, (bip)->bip_idx) +#define bip_vec_idx(bip, idx) (&(bip->bip_vec[(idx)])) + +#define bip_for_each_vec(bvl, bip, iter) \ + for_each_bvec(bvl, (bip)->bip_vec, iter, (bip)->bip_iter) #define bio_for_each_integrity_vec(_bvl, _bio, _iter) \ for_each_bio(_bio) \ @@ -586,7 +654,6 @@ extern int bio_integrity_prep(struct bio *); extern void bio_integrity_endio(struct bio *, int); extern void bio_integrity_advance(struct bio *, unsigned int); extern void bio_integrity_trim(struct bio *, unsigned int, unsigned int); -extern void bio_integrity_split(struct bio *, struct bio_pair *, int); extern int bio_integrity_clone(struct bio *, struct bio *, gfp_t); extern int bioset_integrity_create(struct bio_set *, int); extern void bioset_integrity_free(struct bio_set *); @@ -630,12 +697,6 @@ static inline int bio_integrity_clone(struct bio *bio, struct bio *bio_src, return 0; } -static inline void bio_integrity_split(struct bio *bio, struct bio_pair *bp, - int sectors) -{ - return; -} - static inline void bio_integrity_advance(struct bio *bio, unsigned int bytes_done) { diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index ab0e9b2025b3..161b23105b1e 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -113,7 +113,6 @@ enum { }; struct request_queue *blk_mq_init_queue(struct blk_mq_reg *, void *); -void blk_mq_free_queue(struct request_queue *); int blk_mq_register_disk(struct gendisk *); void blk_mq_unregister_disk(struct gendisk *); void blk_mq_init_commands(struct request_queue *, void (*init)(void *data, struct blk_mq_hw_ctx *, struct request *, unsigned int), void *data); @@ -159,16 +158,16 @@ static inline struct request *blk_mq_tag_to_rq(struct blk_mq_hw_ctx *hctx, } #define queue_for_each_hw_ctx(q, hctx, i) \ - for ((i) = 0, hctx = (q)->queue_hw_ctx[0]; \ - (i) < (q)->nr_hw_queues; (i)++, hctx = (q)->queue_hw_ctx[i]) + for ((i) = 0; (i) < (q)->nr_hw_queues && \ + ({ hctx = (q)->queue_hw_ctx[i]; 1; }); (i)++) #define queue_for_each_ctx(q, ctx, i) \ - for ((i) = 0, ctx = per_cpu_ptr((q)->queue_ctx, 0); \ - (i) < (q)->nr_queues; (i)++, ctx = per_cpu_ptr(q->queue_ctx, (i))) + for ((i) = 0; (i) < (q)->nr_queues && \ + ({ ctx = per_cpu_ptr((q)->queue_ctx, (i)); 1; }); (i)++) #define hctx_for_each_ctx(hctx, ctx, i) \ - for ((i) = 0, ctx = (hctx)->ctxs[0]; \ - (i) < (hctx)->nr_ctx; (i)++, ctx = (hctx)->ctxs[(i)]) + for ((i) = 0; (i) < (hctx)->nr_ctx && \ + ({ ctx = (hctx)->ctxs[(i)]; 1; }); (i)++) #define blk_ctx_sum(q, sum) \ ({ \ diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 238ef0ed62f8..bbc3a6c88fce 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -28,13 +28,22 @@ struct bio_vec { unsigned int bv_offset; }; +struct bvec_iter { + sector_t bi_sector; /* device address in 512 byte + sectors */ + unsigned int bi_size; /* residual I/O count */ + + unsigned int bi_idx; /* current index into bvl_vec */ + + unsigned int bi_bvec_done; /* number of bytes completed in + current bvec */ +}; + /* * main unit of I/O for the block layer and lower layers (ie drivers and * stacking drivers) */ struct bio { - sector_t bi_sector; /* device address in 512 byte - sectors */ struct bio *bi_next; /* request queue link */ struct block_device *bi_bdev; unsigned long bi_flags; /* status, command, etc */ @@ -42,16 +51,13 @@ struct bio { * top bits priority */ - unsigned short bi_vcnt; /* how many bio_vec's */ - unsigned short bi_idx; /* current index into bvl_vec */ + struct bvec_iter bi_iter; /* Number of segments in this BIO after * physical address coalescing is performed. */ unsigned int bi_phys_segments; - unsigned int bi_size; /* residual I/O count */ - /* * To keep track of the max segment size, we account for the * sizes of the first and last mergeable segments in this bio. @@ -59,6 +65,8 @@ struct bio { unsigned int bi_seg_front_size; unsigned int bi_seg_back_size; + atomic_t bi_remaining; + bio_end_io_t *bi_end_io; void *bi_private; @@ -74,11 +82,13 @@ struct bio { struct bio_integrity_payload *bi_integrity; /* data integrity */ #endif + unsigned short bi_vcnt; /* how many bio_vec's */ + /* * Everything starting with bi_max_vecs will be preserved by bio_reset() */ - unsigned int bi_max_vecs; /* max bvl_vecs we can hold */ + unsigned short bi_max_vecs; /* max bvl_vecs we can hold */ atomic_t bi_cnt; /* pin count */ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 1b135d49b279..8678c4322b44 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -95,10 +95,7 @@ enum rq_cmd_type_bits { * as well! */ struct request { - union { - struct list_head queuelist; - struct llist_node ll_list; - }; + struct list_head queuelist; union { struct call_single_data csd; struct work_struct mq_flush_data; @@ -291,6 +288,7 @@ struct queue_limits { unsigned char discard_misaligned; unsigned char cluster; unsigned char discard_zeroes_data; + unsigned char raid_partial_stripes_expensive; }; struct request_queue { @@ -735,7 +733,7 @@ struct rq_map_data { }; struct req_iterator { - int i; + struct bvec_iter iter; struct bio *bio; }; @@ -748,10 +746,11 @@ struct req_iterator { #define rq_for_each_segment(bvl, _rq, _iter) \ __rq_for_each_bio(_iter.bio, _rq) \ - bio_for_each_segment(bvl, _iter.bio, _iter.i) + bio_for_each_segment(bvl, _iter.bio, _iter.iter) -#define rq_iter_last(rq, _iter) \ - (_iter.bio->bi_next == NULL && _iter.i == _iter.bio->bi_vcnt-1) +#define rq_iter_last(bvec, _iter) \ + (_iter.bio->bi_next == NULL && \ + bio_iter_last(bvec, _iter.iter)) #ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE # error "You should define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE for your platform" diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 2fae55def608..db51fe4fe317 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -175,6 +175,27 @@ static inline void * __init memblock_virt_alloc_nopanic( NUMA_NO_NODE); } +#ifndef ARCH_LOW_ADDRESS_LIMIT +#define ARCH_LOW_ADDRESS_LIMIT 0xffffffffUL +#endif + +static inline void * __init memblock_virt_alloc_low( + phys_addr_t size, phys_addr_t align) +{ + return memblock_virt_alloc_try_nid(size, align, + BOOTMEM_LOW_LIMIT, + ARCH_LOW_ADDRESS_LIMIT, + NUMA_NO_NODE); +} +static inline void * __init memblock_virt_alloc_low_nopanic( + phys_addr_t size, phys_addr_t align) +{ + return memblock_virt_alloc_try_nid_nopanic(size, align, + BOOTMEM_LOW_LIMIT, + ARCH_LOW_ADDRESS_LIMIT, + NUMA_NO_NODE); +} + static inline void * __init memblock_virt_alloc_from_nopanic( phys_addr_t size, phys_addr_t align, phys_addr_t min_addr) { @@ -238,6 +259,22 @@ static inline void * __init memblock_virt_alloc_nopanic( return __alloc_bootmem_nopanic(size, align, BOOTMEM_LOW_LIMIT); } +static inline void * __init memblock_virt_alloc_low( + phys_addr_t size, phys_addr_t align) +{ + if (!align) + align = SMP_CACHE_BYTES; + return __alloc_bootmem_low(size, align, 0); +} + +static inline void * __init memblock_virt_alloc_low_nopanic( + phys_addr_t size, phys_addr_t align) +{ + if (!align) + align = SMP_CACHE_BYTES; + return __alloc_bootmem_low_nopanic(size, align, 0); +} + static inline void * __init memblock_virt_alloc_from_nopanic( phys_addr_t size, phys_addr_t align, phys_addr_t min_addr) { diff --git a/include/linux/ceph/buffer.h b/include/linux/ceph/buffer.h index 58d19014068f..07ad423cc37f 100644 --- a/include/linux/ceph/buffer.h +++ b/include/linux/ceph/buffer.h @@ -17,7 +17,6 @@ struct ceph_buffer { struct kref kref; struct kvec vec; size_t alloc_len; - bool is_vmalloc; }; extern struct ceph_buffer *ceph_buffer_new(size_t len, gfp_t gfp); diff --git a/include/linux/ceph/ceph_features.h b/include/linux/ceph/ceph_features.h index 4c42080347af..138448f766b4 100644 --- a/include/linux/ceph/ceph_features.h +++ b/include/linux/ceph/ceph_features.h @@ -4,42 +4,73 @@ /* * feature bits */ -#define CEPH_FEATURE_UID (1<<0) -#define CEPH_FEATURE_NOSRCADDR (1<<1) -#define CEPH_FEATURE_MONCLOCKCHECK (1<<2) -#define CEPH_FEATURE_FLOCK (1<<3) -#define CEPH_FEATURE_SUBSCRIBE2 (1<<4) -#define CEPH_FEATURE_MONNAMES (1<<5) -#define CEPH_FEATURE_RECONNECT_SEQ (1<<6) -#define CEPH_FEATURE_DIRLAYOUTHASH (1<<7) -#define CEPH_FEATURE_OBJECTLOCATOR (1<<8) -#define CEPH_FEATURE_PGID64 (1<<9) -#define CEPH_FEATURE_INCSUBOSDMAP (1<<10) -#define CEPH_FEATURE_PGPOOL3 (1<<11) -#define CEPH_FEATURE_OSDREPLYMUX (1<<12) -#define CEPH_FEATURE_OSDENC (1<<13) -#define CEPH_FEATURE_OMAP (1<<14) -#define CEPH_FEATURE_MONENC (1<<15) -#define CEPH_FEATURE_QUERY_T (1<<16) -#define CEPH_FEATURE_INDEP_PG_MAP (1<<17) -#define CEPH_FEATURE_CRUSH_TUNABLES (1<<18) -#define CEPH_FEATURE_CHUNKY_SCRUB (1<<19) -#define CEPH_FEATURE_MON_NULLROUTE (1<<20) -#define CEPH_FEATURE_MON_GV (1<<21) -#define CEPH_FEATURE_BACKFILL_RESERVATION (1<<22) -#define CEPH_FEATURE_MSG_AUTH (1<<23) -#define CEPH_FEATURE_RECOVERY_RESERVATION (1<<24) -#define CEPH_FEATURE_CRUSH_TUNABLES2 (1<<25) -#define CEPH_FEATURE_CREATEPOOLID (1<<26) -#define CEPH_FEATURE_REPLY_CREATE_INODE (1<<27) -#define CEPH_FEATURE_OSD_HBMSGS (1<<28) -#define CEPH_FEATURE_MDSENC (1<<29) -#define CEPH_FEATURE_OSDHASHPSPOOL (1<<30) +#define CEPH_FEATURE_UID (1ULL<<0) +#define CEPH_FEATURE_NOSRCADDR (1ULL<<1) +#define CEPH_FEATURE_MONCLOCKCHECK (1ULL<<2) +#define CEPH_FEATURE_FLOCK (1ULL<<3) +#define CEPH_FEATURE_SUBSCRIBE2 (1ULL<<4) +#define CEPH_FEATURE_MONNAMES (1ULL<<5) +#define CEPH_FEATURE_RECONNECT_SEQ (1ULL<<6) +#define CEPH_FEATURE_DIRLAYOUTHASH (1ULL<<7) +#define CEPH_FEATURE_OBJECTLOCATOR (1ULL<<8) +#define CEPH_FEATURE_PGID64 (1ULL<<9) +#define CEPH_FEATURE_INCSUBOSDMAP (1ULL<<10) +#define CEPH_FEATURE_PGPOOL3 (1ULL<<11) +#define CEPH_FEATURE_OSDREPLYMUX (1ULL<<12) +#define CEPH_FEATURE_OSDENC (1ULL<<13) +#define CEPH_FEATURE_OMAP (1ULL<<14) +#define CEPH_FEATURE_MONENC (1ULL<<15) +#define CEPH_FEATURE_QUERY_T (1ULL<<16) +#define CEPH_FEATURE_INDEP_PG_MAP (1ULL<<17) +#define CEPH_FEATURE_CRUSH_TUNABLES (1ULL<<18) +#define CEPH_FEATURE_CHUNKY_SCRUB (1ULL<<19) +#define CEPH_FEATURE_MON_NULLROUTE (1ULL<<20) +#define CEPH_FEATURE_MON_GV (1ULL<<21) +#define CEPH_FEATURE_BACKFILL_RESERVATION (1ULL<<22) +#define CEPH_FEATURE_MSG_AUTH (1ULL<<23) +#define CEPH_FEATURE_RECOVERY_RESERVATION (1ULL<<24) +#define CEPH_FEATURE_CRUSH_TUNABLES2 (1ULL<<25) +#define CEPH_FEATURE_CREATEPOOLID (1ULL<<26) +#define CEPH_FEATURE_REPLY_CREATE_INODE (1ULL<<27) +#define CEPH_FEATURE_OSD_HBMSGS (1ULL<<28) +#define CEPH_FEATURE_MDSENC (1ULL<<29) +#define CEPH_FEATURE_OSDHASHPSPOOL (1ULL<<30) +#define CEPH_FEATURE_MON_SINGLE_PAXOS (1ULL<<31) +#define CEPH_FEATURE_OSD_SNAPMAPPER (1ULL<<32) +#define CEPH_FEATURE_MON_SCRUB (1ULL<<33) +#define CEPH_FEATURE_OSD_PACKED_RECOVERY (1ULL<<34) +#define CEPH_FEATURE_OSD_CACHEPOOL (1ULL<<35) +#define CEPH_FEATURE_CRUSH_V2 (1ULL<<36) /* new indep; SET_* steps */ +#define CEPH_FEATURE_EXPORT_PEER (1ULL<<37) +#define CEPH_FEATURE_OSD_ERASURE_CODES (1ULL<<38) + +/* + * The introduction of CEPH_FEATURE_OSD_SNAPMAPPER caused the feature + * vector to evaluate to 64 bit ~0. To cope, we designate 1ULL << 63 + * to mean 33 bit ~0, and introduce a helper below to do the + * translation. + * + * This was introduced by ceph.git commit + * 9ea02b84104045c2ffd7e7f4e7af512953855ecd v0.58-657-g9ea02b8 + * and fixed by ceph.git commit + * 4255b5c2fb54ae40c53284b3ab700fdfc7e61748 v0.65-263-g4255b5c + */ +#define CEPH_FEATURE_RESERVED (1ULL<<63) + +static inline u64 ceph_sanitize_features(u64 features) +{ + if (features & CEPH_FEATURE_RESERVED) { + /* everything through OSD_SNAPMAPPER */ + return 0x1ffffffffull; + } else { + return features; + } +} /* * Features supported. */ -#define CEPH_FEATURES_SUPPORTED_DEFAULT \ +#define CEPH_FEATURES_SUPPORTED_DEFAULT \ (CEPH_FEATURE_NOSRCADDR | \ CEPH_FEATURE_RECONNECT_SEQ | \ CEPH_FEATURE_PGID64 | \ @@ -48,7 +79,10 @@ CEPH_FEATURE_CRUSH_TUNABLES | \ CEPH_FEATURE_CRUSH_TUNABLES2 | \ CEPH_FEATURE_REPLY_CREATE_INODE | \ - CEPH_FEATURE_OSDHASHPSPOOL) + CEPH_FEATURE_OSDHASHPSPOOL | \ + CEPH_FEATURE_OSD_CACHEPOOL | \ + CEPH_FEATURE_CRUSH_V2 | \ + CEPH_FEATURE_EXPORT_PEER) #define CEPH_FEATURES_REQUIRED_DEFAULT \ (CEPH_FEATURE_NOSRCADDR | \ @@ -56,4 +90,5 @@ CEPH_FEATURE_PGID64 | \ CEPH_FEATURE_PGPOOL3 | \ CEPH_FEATURE_OSDENC) + #endif diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index 2ad7b860f062..2623cffc73a1 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -53,6 +53,29 @@ struct ceph_file_layout { __le32 fl_pg_pool; /* namespace, crush ruleset, rep level */ } __attribute__ ((packed)); +#define ceph_file_layout_su(l) ((__s32)le32_to_cpu((l).fl_stripe_unit)) +#define ceph_file_layout_stripe_count(l) \ + ((__s32)le32_to_cpu((l).fl_stripe_count)) +#define ceph_file_layout_object_size(l) ((__s32)le32_to_cpu((l).fl_object_size)) +#define ceph_file_layout_cas_hash(l) ((__s32)le32_to_cpu((l).fl_cas_hash)) +#define ceph_file_layout_object_su(l) \ + ((__s32)le32_to_cpu((l).fl_object_stripe_unit)) +#define ceph_file_layout_pg_pool(l) \ + ((__s32)le32_to_cpu((l).fl_pg_pool)) + +static inline unsigned ceph_file_layout_stripe_width(struct ceph_file_layout *l) +{ + return le32_to_cpu(l->fl_stripe_unit) * + le32_to_cpu(l->fl_stripe_count); +} + +/* "period" == bytes before i start on a new set of objects */ +static inline unsigned ceph_file_layout_period(struct ceph_file_layout *l) +{ + return le32_to_cpu(l->fl_object_size) * + le32_to_cpu(l->fl_stripe_count); +} + #define CEPH_MIN_STRIPE_UNIT 65536 int ceph_file_layout_is_valid(const struct ceph_file_layout *layout); @@ -282,6 +305,8 @@ enum { CEPH_SESSION_RENEWCAPS, CEPH_SESSION_STALE, CEPH_SESSION_RECALL_STATE, + CEPH_SESSION_FLUSHMSG, + CEPH_SESSION_FLUSHMSG_ACK, }; extern const char *ceph_session_op_name(int op); @@ -457,7 +482,8 @@ struct ceph_mds_reply_cap { __u8 flags; /* CEPH_CAP_FLAG_* */ } __attribute__ ((packed)); -#define CEPH_CAP_FLAG_AUTH 1 /* cap is issued by auth mds */ +#define CEPH_CAP_FLAG_AUTH (1 << 0) /* cap is issued by auth mds */ +#define CEPH_CAP_FLAG_RELEASE (1 << 1) /* release the cap */ /* inode record, for bundling with mds reply */ struct ceph_mds_reply_inode { @@ -658,6 +684,14 @@ struct ceph_mds_caps { __le32 time_warp_seq; } __attribute__ ((packed)); +struct ceph_mds_cap_peer { + __le64 cap_id; + __le32 seq; + __le32 mseq; + __le32 mds; + __u8 flags; +} __attribute__ ((packed)); + /* cap release msg head */ struct ceph_mds_cap_release { __le32 num; /* number of cap_items that follow */ diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index 2e3024881a5e..2f49aa4c4f7f 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -122,8 +122,8 @@ struct ceph_client { int (*extra_mon_dispatch)(struct ceph_client *, struct ceph_msg *); - u32 supported_features; - u32 required_features; + u64 supported_features; + u64 required_features; struct ceph_messenger msgr; /* messenger instance */ struct ceph_mon_client monc; @@ -173,15 +173,18 @@ static inline int calc_pages_for(u64 off, u64 len) (off >> PAGE_CACHE_SHIFT); } +extern struct kmem_cache *ceph_inode_cachep; +extern struct kmem_cache *ceph_cap_cachep; +extern struct kmem_cache *ceph_dentry_cachep; +extern struct kmem_cache *ceph_file_cachep; + /* ceph_common.c */ extern bool libceph_compatible(void *data); extern const char *ceph_msg_type_name(int type); extern int ceph_check_fsid(struct ceph_client *client, struct ceph_fsid *fsid); -extern struct kmem_cache *ceph_inode_cachep; -extern struct kmem_cache *ceph_cap_cachep; -extern struct kmem_cache *ceph_dentry_cachep; -extern struct kmem_cache *ceph_file_cachep; +extern void *ceph_kvmalloc(size_t size, gfp_t flags); +extern void ceph_kvfree(const void *ptr); extern struct ceph_options *ceph_parse_options(char *options, const char *dev_name, const char *dev_name_end, @@ -192,8 +195,8 @@ extern int ceph_compare_options(struct ceph_options *new_opt, struct ceph_client *client); extern struct ceph_client *ceph_create_client(struct ceph_options *opt, void *private, - unsigned supported_features, - unsigned required_features); + u64 supported_features, + u64 required_features); extern u64 ceph_client_id(struct ceph_client *client); extern void ceph_destroy_client(struct ceph_client *client); extern int __ceph_open_session(struct ceph_client *client, diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index 7c1420bb1dce..d21f2dba0731 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -1,6 +1,7 @@ #ifndef __FS_CEPH_MESSENGER_H #define __FS_CEPH_MESSENGER_H +#include <linux/blk_types.h> #include <linux/kref.h> #include <linux/mutex.h> #include <linux/net.h> @@ -60,8 +61,8 @@ struct ceph_messenger { u32 global_seq; spinlock_t global_seq_lock; - u32 supported_features; - u32 required_features; + u64 supported_features; + u64 required_features; }; enum ceph_msg_data_type { @@ -119,8 +120,7 @@ struct ceph_msg_data_cursor { #ifdef CONFIG_BLOCK struct { /* bio */ struct bio *bio; /* bio from list */ - unsigned int vector_index; /* vector from bio */ - unsigned int vector_offset; /* bytes from vector */ + struct bvec_iter bvec_iter; }; #endif /* CONFIG_BLOCK */ struct { /* pages */ @@ -154,10 +154,9 @@ struct ceph_msg { struct list_head list_head; /* links for connection lists */ struct kref kref; - bool front_is_vmalloc; bool more_to_follow; bool needs_out_seq; - int front_max; + int front_alloc_len; unsigned long ack_stamp; /* tx: when we were acked */ struct ceph_msgpool *pool; @@ -192,7 +191,7 @@ struct ceph_connection { struct ceph_entity_name peer_name; /* peer name */ - unsigned peer_features; + u64 peer_features; u32 connect_seq; /* identify the most recent connection attempt for this connection, client */ u32 peer_global_seq; /* peer's global seq for this connection */ @@ -256,8 +255,8 @@ extern void ceph_msgr_flush(void); extern void ceph_messenger_init(struct ceph_messenger *msgr, struct ceph_entity_addr *myaddr, - u32 supported_features, - u32 required_features, + u64 supported_features, + u64 required_features, bool nocrc); extern void ceph_con_init(struct ceph_connection *con, void *private, diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 8f47625a0661..fd47e872ebcc 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -12,12 +12,6 @@ #include <linux/ceph/auth.h> #include <linux/ceph/pagelist.h> -/* - * Maximum object name size - * (must be at least as big as RBD_MAX_MD_NAME_LEN -- currently 100) - */ -#define MAX_OBJ_NAME_SIZE 100 - struct ceph_msg; struct ceph_snap_context; struct ceph_osd_request; @@ -138,6 +132,7 @@ struct ceph_osd_request { __le64 *r_request_pool; void *r_request_pgid; __le32 *r_request_attempts; + bool r_paused; struct ceph_eversion *r_request_reassert_version; int r_result; @@ -158,15 +153,21 @@ struct ceph_osd_request { struct inode *r_inode; /* for use by callbacks */ void *r_priv; /* ditto */ - char r_oid[MAX_OBJ_NAME_SIZE]; /* object name */ - int r_oid_len; + struct ceph_object_locator r_base_oloc; + struct ceph_object_id r_base_oid; + struct ceph_object_locator r_target_oloc; + struct ceph_object_id r_target_oid; + u64 r_snapid; unsigned long r_stamp; /* send OR check time */ - struct ceph_file_layout r_file_layout; struct ceph_snap_context *r_snapc; /* snap context for writes */ }; +struct ceph_request_redirect { + struct ceph_object_locator oloc; +}; + struct ceph_osd_event { u64 cookie; int one_shot; diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h index d05cc4451af6..49ff69f0746b 100644 --- a/include/linux/ceph/osdmap.h +++ b/include/linux/ceph/osdmap.h @@ -35,13 +35,26 @@ struct ceph_pg_pool_info { u8 object_hash; u32 pg_num, pgp_num; int pg_num_mask, pgp_num_mask; + s64 read_tier; + s64 write_tier; /* wins for read+write ops */ u64 flags; char *name; }; struct ceph_object_locator { - uint64_t pool; - char *key; + s64 pool; +}; + +/* + * Maximum supported by kernel client object name length + * + * (probably outdated: must be >= RBD_MAX_MD_NAME_LEN -- currently 100) + */ +#define CEPH_MAX_OID_NAME_LEN 100 + +struct ceph_object_id { + char name[CEPH_MAX_OID_NAME_LEN]; + int name_len; }; struct ceph_pg_mapping { @@ -73,33 +86,30 @@ struct ceph_osdmap { struct crush_map *crush; }; -/* - * file layout helpers - */ -#define ceph_file_layout_su(l) ((__s32)le32_to_cpu((l).fl_stripe_unit)) -#define ceph_file_layout_stripe_count(l) \ - ((__s32)le32_to_cpu((l).fl_stripe_count)) -#define ceph_file_layout_object_size(l) ((__s32)le32_to_cpu((l).fl_object_size)) -#define ceph_file_layout_cas_hash(l) ((__s32)le32_to_cpu((l).fl_cas_hash)) -#define ceph_file_layout_object_su(l) \ - ((__s32)le32_to_cpu((l).fl_object_stripe_unit)) -#define ceph_file_layout_pg_pool(l) \ - ((__s32)le32_to_cpu((l).fl_pg_pool)) - -static inline unsigned ceph_file_layout_stripe_width(struct ceph_file_layout *l) +static inline void ceph_oid_set_name(struct ceph_object_id *oid, + const char *name) { - return le32_to_cpu(l->fl_stripe_unit) * - le32_to_cpu(l->fl_stripe_count); + int len; + + len = strlen(name); + if (len > sizeof(oid->name)) { + WARN(1, "ceph_oid_set_name '%s' len %d vs %zu, truncating\n", + name, len, sizeof(oid->name)); + len = sizeof(oid->name); + } + + memcpy(oid->name, name, len); + oid->name_len = len; } -/* "period" == bytes before i start on a new set of objects */ -static inline unsigned ceph_file_layout_period(struct ceph_file_layout *l) +static inline void ceph_oid_copy(struct ceph_object_id *dest, + struct ceph_object_id *src) { - return le32_to_cpu(l->fl_object_size) * - le32_to_cpu(l->fl_stripe_count); + BUG_ON(src->name_len > sizeof(dest->name)); + memcpy(dest->name, src->name, src->name_len); + dest->name_len = src->name_len; } - static inline int ceph_osd_is_up(struct ceph_osdmap *map, int osd) { return (osd < map->max_osd) && (map->osd_state[osd] & CEPH_OSD_UP); @@ -155,14 +165,20 @@ extern int ceph_calc_file_object_mapping(struct ceph_file_layout *layout, u64 *bno, u64 *oxoff, u64 *oxlen); /* calculate mapping of object to a placement group */ -extern int ceph_calc_ceph_pg(struct ceph_pg *pg, const char *oid, - struct ceph_osdmap *osdmap, uint64_t pool); +extern int ceph_oloc_oid_to_pg(struct ceph_osdmap *osdmap, + struct ceph_object_locator *oloc, + struct ceph_object_id *oid, + struct ceph_pg *pg_out); + extern int ceph_calc_pg_acting(struct ceph_osdmap *osdmap, struct ceph_pg pgid, int *acting); extern int ceph_calc_pg_primary(struct ceph_osdmap *osdmap, struct ceph_pg pgid); +extern struct ceph_pg_pool_info *ceph_pg_pool_by_id(struct ceph_osdmap *map, + u64 id); + extern const char *ceph_pg_pool_name_by_id(struct ceph_osdmap *map, u64 id); extern int ceph_pg_poolid_by_name(struct ceph_osdmap *map, const char *name); diff --git a/include/linux/ceph/rados.h b/include/linux/ceph/rados.h index 68c96a508ac2..96292df4041b 100644 --- a/include/linux/ceph/rados.h +++ b/include/linux/ceph/rados.h @@ -344,6 +344,10 @@ enum { CEPH_OSD_FLAG_EXEC_PUBLIC = 0x1000, /* DEPRECATED op may exec (public) */ CEPH_OSD_FLAG_LOCALIZE_READS = 0x2000, /* read from nearby replica, if any */ CEPH_OSD_FLAG_RWORDERED = 0x4000, /* order wrt concurrent reads */ + CEPH_OSD_FLAG_IGNORE_CACHE = 0x8000, /* ignore cache logic */ + CEPH_OSD_FLAG_SKIPRWLOCKS = 0x10000, /* skip rw locks */ + CEPH_OSD_FLAG_IGNORE_OVERLAY = 0x20000, /* ignore pool overlay */ + CEPH_OSD_FLAG_FLUSH = 0x40000, /* this is part of flush */ }; enum { diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 999b28ba38f7..939533da93a7 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -488,6 +488,8 @@ struct clk_onecell_data { unsigned int clk_num; }; +extern struct of_device_id __clk_of_table; + #define CLK_OF_DECLARE(name, compat, fn) \ static const struct of_device_id __clk_of_table_##name \ __used __section(__clk_of_table) \ @@ -542,6 +544,20 @@ static inline const char *of_clk_get_parent_name(struct device_node *np, * for improved portability across platforms */ +#if IS_ENABLED(CONFIG_PPC) + +static inline u32 clk_readl(u32 __iomem *reg) +{ + return ioread32be(reg); +} + +static inline void clk_writel(u32 val, u32 __iomem *reg) +{ + iowrite32be(val, reg); +} + +#else /* platform dependent I/O accessors */ + static inline u32 clk_readl(u32 __iomem *reg) { return readl(reg); @@ -552,5 +568,7 @@ static inline void clk_writel(u32 val, u32 __iomem *reg) writel(val, reg); } +#endif /* platform dependent I/O accessors */ + #endif /* CONFIG_COMMON_CLK */ #endif /* CLK_PROVIDER_H */ diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h new file mode 100644 index 000000000000..092b64168d7f --- /dev/null +++ b/include/linux/clk/ti.h @@ -0,0 +1,298 @@ +/* + * TI clock drivers support + * + * Copyright (C) 2013 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#ifndef __LINUX_CLK_TI_H__ +#define __LINUX_CLK_TI_H__ + +#include <linux/clkdev.h> + +/** + * struct dpll_data - DPLL registers and integration data + * @mult_div1_reg: register containing the DPLL M and N bitfields + * @mult_mask: mask of the DPLL M bitfield in @mult_div1_reg + * @div1_mask: mask of the DPLL N bitfield in @mult_div1_reg + * @clk_bypass: struct clk pointer to the clock's bypass clock input + * @clk_ref: struct clk pointer to the clock's reference clock input + * @control_reg: register containing the DPLL mode bitfield + * @enable_mask: mask of the DPLL mode bitfield in @control_reg + * @last_rounded_rate: cache of the last rate result of omap2_dpll_round_rate() + * @last_rounded_m: cache of the last M result of omap2_dpll_round_rate() + * @last_rounded_m4xen: cache of the last M4X result of + * omap4_dpll_regm4xen_round_rate() + * @last_rounded_lpmode: cache of the last lpmode result of + * omap4_dpll_lpmode_recalc() + * @max_multiplier: maximum valid non-bypass multiplier value (actual) + * @last_rounded_n: cache of the last N result of omap2_dpll_round_rate() + * @min_divider: minimum valid non-bypass divider value (actual) + * @max_divider: maximum valid non-bypass divider value (actual) + * @modes: possible values of @enable_mask + * @autoidle_reg: register containing the DPLL autoidle mode bitfield + * @idlest_reg: register containing the DPLL idle status bitfield + * @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg + * @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg + * @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg + * @lpmode_mask: mask of the DPLL low-power mode bitfield in @control_reg + * @m4xen_mask: mask of the DPLL M4X multiplier bitfield in @control_reg + * @auto_recal_bit: bitshift of the driftguard enable bit in @control_reg + * @recal_en_bit: bitshift of the PRM_IRQENABLE_* bit for recalibration IRQs + * @recal_st_bit: bitshift of the PRM_IRQSTATUS_* bit for recalibration IRQs + * @flags: DPLL type/features (see below) + * + * Possible values for @flags: + * DPLL_J_TYPE: "J-type DPLL" (only some 36xx, 4xxx DPLLs) + * + * @freqsel_mask is only used on the OMAP34xx family and AM35xx. + * + * XXX Some DPLLs have multiple bypass inputs, so it's not technically + * correct to only have one @clk_bypass pointer. + * + * XXX The runtime-variable fields (@last_rounded_rate, @last_rounded_m, + * @last_rounded_n) should be separated from the runtime-fixed fields + * and placed into a different structure, so that the runtime-fixed data + * can be placed into read-only space. + */ +struct dpll_data { + void __iomem *mult_div1_reg; + u32 mult_mask; + u32 div1_mask; + struct clk *clk_bypass; + struct clk *clk_ref; + void __iomem *control_reg; + u32 enable_mask; + unsigned long last_rounded_rate; + u16 last_rounded_m; + u8 last_rounded_m4xen; + u8 last_rounded_lpmode; + u16 max_multiplier; + u8 last_rounded_n; + u8 min_divider; + u16 max_divider; + u8 modes; + void __iomem *autoidle_reg; + void __iomem *idlest_reg; + u32 autoidle_mask; + u32 freqsel_mask; + u32 idlest_mask; + u32 dco_mask; + u32 sddiv_mask; + u32 lpmode_mask; + u32 m4xen_mask; + u8 auto_recal_bit; + u8 recal_en_bit; + u8 recal_st_bit; + u8 flags; +}; + +struct clk_hw_omap_ops; + +/** + * struct clk_hw_omap - OMAP struct clk + * @node: list_head connecting this clock into the full clock list + * @enable_reg: register to write to enable the clock (see @enable_bit) + * @enable_bit: bitshift to write to enable/disable the clock (see @enable_reg) + * @flags: see "struct clk.flags possibilities" above + * @clksel_reg: for clksel clks, register va containing src/divisor select + * @clksel_mask: bitmask in @clksel_reg for the src/divisor selector + * @clksel: for clksel clks, pointer to struct clksel for this clock + * @dpll_data: for DPLLs, pointer to struct dpll_data for this clock + * @clkdm_name: clockdomain name that this clock is contained in + * @clkdm: pointer to struct clockdomain, resolved from @clkdm_name at runtime + * @ops: clock ops for this clock + */ +struct clk_hw_omap { + struct clk_hw hw; + struct list_head node; + unsigned long fixed_rate; + u8 fixed_div; + void __iomem *enable_reg; + u8 enable_bit; + u8 flags; + void __iomem *clksel_reg; + u32 clksel_mask; + const struct clksel *clksel; + struct dpll_data *dpll_data; + const char *clkdm_name; + struct clockdomain *clkdm; + const struct clk_hw_omap_ops *ops; +}; + +/* + * struct clk_hw_omap.flags possibilities + * + * XXX document the rest of the clock flags here + * + * ENABLE_REG_32BIT: (OMAP1 only) clock control register must be accessed + * with 32bit ops, by default OMAP1 uses 16bit ops. + * CLOCK_IDLE_CONTROL: (OMAP1 only) clock has autoidle support. + * CLOCK_NO_IDLE_PARENT: (OMAP1 only) when clock is enabled, its parent + * clock is put to no-idle mode. + * ENABLE_ON_INIT: Clock is enabled on init. + * INVERT_ENABLE: By default, clock enable bit behavior is '1' enable, '0' + * disable. This inverts the behavior making '0' enable and '1' disable. + * CLOCK_CLKOUTX2: (OMAP4 only) DPLL CLKOUT and CLKOUTX2 GATE_CTRL + * bits share the same register. This flag allows the + * omap4_dpllmx*() code to determine which GATE_CTRL bit field + * should be used. This is a temporary solution - a better approach + * would be to associate clock type-specific data with the clock, + * similar to the struct dpll_data approach. + * MEMMAP_ADDRESSING: Use memmap addressing to access clock registers. + */ +#define ENABLE_REG_32BIT (1 << 0) /* Use 32-bit access */ +#define CLOCK_IDLE_CONTROL (1 << 1) +#define CLOCK_NO_IDLE_PARENT (1 << 2) +#define ENABLE_ON_INIT (1 << 3) /* Enable upon framework init */ +#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */ +#define CLOCK_CLKOUTX2 (1 << 5) +#define MEMMAP_ADDRESSING (1 << 6) + +/* CM_CLKEN_PLL*.EN* bit values - not all are available for every DPLL */ +#define DPLL_LOW_POWER_STOP 0x1 +#define DPLL_LOW_POWER_BYPASS 0x5 +#define DPLL_LOCKED 0x7 + +/* DPLL Type and DCO Selection Flags */ +#define DPLL_J_TYPE 0x1 + +/* Composite clock component types */ +enum { + CLK_COMPONENT_TYPE_GATE = 0, + CLK_COMPONENT_TYPE_DIVIDER, + CLK_COMPONENT_TYPE_MUX, + CLK_COMPONENT_TYPE_MAX, +}; + +/** + * struct ti_dt_clk - OMAP DT clock alias declarations + * @lk: clock lookup definition + * @node_name: clock DT node to map to + */ +struct ti_dt_clk { + struct clk_lookup lk; + char *node_name; +}; + +#define DT_CLK(dev, con, name) \ + { \ + .lk = { \ + .dev_id = dev, \ + .con_id = con, \ + }, \ + .node_name = name, \ + } + +/* Maximum number of clock memmaps */ +#define CLK_MAX_MEMMAPS 4 + +typedef void (*ti_of_clk_init_cb_t)(struct clk_hw *, struct device_node *); + +/** + * struct clk_omap_reg - OMAP register declaration + * @offset: offset from the master IP module base address + * @index: index of the master IP module + */ +struct clk_omap_reg { + u16 offset; + u16 index; +}; + +/** + * struct ti_clk_ll_ops - low-level register access ops for a clock + * @clk_readl: pointer to register read function + * @clk_writel: pointer to register write function + * + * Low-level register access ops are generally used by the basic clock types + * (clk-gate, clk-mux, clk-divider etc.) to provide support for various + * low-level hardware interfaces (direct MMIO, regmap etc.), but can also be + * used by other hardware-specific clock drivers if needed. + */ +struct ti_clk_ll_ops { + u32 (*clk_readl)(void __iomem *reg); + void (*clk_writel)(u32 val, void __iomem *reg); +}; + +extern struct ti_clk_ll_ops *ti_clk_ll_ops; + +extern const struct clk_ops ti_clk_divider_ops; +extern const struct clk_ops ti_clk_mux_ops; + +#define to_clk_hw_omap(_hw) container_of(_hw, struct clk_hw_omap, hw) + +void omap2_init_clk_hw_omap_clocks(struct clk *clk); +int omap3_noncore_dpll_enable(struct clk_hw *hw); +void omap3_noncore_dpll_disable(struct clk_hw *hw); +int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate); +unsigned long omap4_dpll_regm4xen_recalc(struct clk_hw *hw, + unsigned long parent_rate); +long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw, + unsigned long target_rate, + unsigned long *parent_rate); +u8 omap2_init_dpll_parent(struct clk_hw *hw); +unsigned long omap3_dpll_recalc(struct clk_hw *hw, unsigned long parent_rate); +long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate, + unsigned long *parent_rate); +void omap2_init_clk_clkdm(struct clk_hw *clk); +unsigned long omap3_clkoutx2_recalc(struct clk_hw *hw, + unsigned long parent_rate); +int omap2_clkops_enable_clkdm(struct clk_hw *hw); +void omap2_clkops_disable_clkdm(struct clk_hw *hw); +int omap2_clk_disable_autoidle_all(void); +void omap2_clk_enable_init_clocks(const char **clk_names, u8 num_clocks); +int omap3_dpll4_set_rate(struct clk_hw *clk, unsigned long rate, + unsigned long parent_rate); +int omap2_dflt_clk_enable(struct clk_hw *hw); +void omap2_dflt_clk_disable(struct clk_hw *hw); +int omap2_dflt_clk_is_enabled(struct clk_hw *hw); +void omap3_clk_lock_dpll5(void); + +void __iomem *ti_clk_get_reg_addr(struct device_node *node, int index); +void ti_dt_clocks_register(struct ti_dt_clk *oclks); +void ti_dt_clk_init_provider(struct device_node *np, int index); +void ti_dt_clockdomains_setup(void); +int ti_clk_retry_init(struct device_node *node, struct clk_hw *hw, + ti_of_clk_init_cb_t func); +int of_ti_clk_autoidle_setup(struct device_node *node); +int ti_clk_add_component(struct device_node *node, struct clk_hw *hw, int type); + +int omap3430_dt_clk_init(void); +int omap3630_dt_clk_init(void); +int am35xx_dt_clk_init(void); +int ti81xx_dt_clk_init(void); +int omap4xxx_dt_clk_init(void); +int omap5xxx_dt_clk_init(void); +int dra7xx_dt_clk_init(void); +int am33xx_dt_clk_init(void); +int am43xx_dt_clk_init(void); + +#ifdef CONFIG_OF +void of_ti_clk_allow_autoidle_all(void); +void of_ti_clk_deny_autoidle_all(void); +#else +static inline void of_ti_clk_allow_autoidle_all(void) { } +static inline void of_ti_clk_deny_autoidle_all(void) { } +#endif + +extern const struct clk_hw_omap_ops clkhwops_omap3_dpll; +extern const struct clk_hw_omap_ops clkhwops_omap4_dpllmx; +extern const struct clk_hw_omap_ops clkhwops_wait; +extern const struct clk_hw_omap_ops clkhwops_omap3430es2_dss_usbhost_wait; +extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_module_wait; +extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_wait; +extern const struct clk_hw_omap_ops clkhwops_iclk; +extern const struct clk_hw_omap_ops clkhwops_iclk_wait; +extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_ssi_wait; +extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_dss_usbhost_wait; +extern const struct clk_hw_omap_ops clkhwops_omap3430es2_iclk_hsotgusb_wait; + +#endif diff --git a/include/linux/cmdline-parser.h b/include/linux/cmdline-parser.h index a0f9280421ec..2e6dce6e5c2a 100644 --- a/include/linux/cmdline-parser.h +++ b/include/linux/cmdline-parser.h @@ -37,9 +37,9 @@ int cmdline_parts_parse(struct cmdline_parts **parts, const char *cmdline); struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts, const char *bdev); -void cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size, - int slot, - int (*add_part)(int, struct cmdline_subpart *, void *), - void *param); +int cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size, + int slot, + int (*add_part)(int, struct cmdline_subpart *, void *), + void *param); #endif /* CMDLINEPARSEH */ diff --git a/include/linux/compat.h b/include/linux/compat.h index eb8a49d75ab3..3f448c65511b 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -327,17 +327,17 @@ asmlinkage long compat_sys_keyctl(u32 option, u32 arg2, u32 arg3, u32 arg4, u32 arg5); asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32); -asmlinkage ssize_t compat_sys_readv(unsigned long fd, - const struct compat_iovec __user *vec, unsigned long vlen); -asmlinkage ssize_t compat_sys_writev(unsigned long fd, - const struct compat_iovec __user *vec, unsigned long vlen); -asmlinkage ssize_t compat_sys_preadv(unsigned long fd, +asmlinkage ssize_t compat_sys_readv(compat_ulong_t fd, + const struct compat_iovec __user *vec, compat_ulong_t vlen); +asmlinkage ssize_t compat_sys_writev(compat_ulong_t fd, + const struct compat_iovec __user *vec, compat_ulong_t vlen); +asmlinkage ssize_t compat_sys_preadv(compat_ulong_t fd, const struct compat_iovec __user *vec, - unsigned long vlen, u32 pos_low, u32 pos_high); -asmlinkage ssize_t compat_sys_pwritev(unsigned long fd, + compat_ulong_t vlen, u32 pos_low, u32 pos_high); +asmlinkage ssize_t compat_sys_pwritev(compat_ulong_t fd, const struct compat_iovec __user *vec, - unsigned long vlen, u32 pos_low, u32 pos_high); -asmlinkage long comat_sys_lseek(unsigned int, compat_off_t, unsigned int); + compat_ulong_t vlen, u32 pos_low, u32 pos_high); +asmlinkage long compat_sys_lseek(unsigned int, compat_off_t, unsigned int); asmlinkage long compat_sys_execve(const char __user *filename, const compat_uptr_t __user *argv, const compat_uptr_t __user *envp); @@ -422,7 +422,7 @@ extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request, asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, compat_long_t addr, compat_long_t data); -asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, size_t); +asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t); /* * epoll (fs/eventpoll.c) compat bits follow ... */ diff --git a/include/linux/cramfs_fs.h b/include/linux/cramfs_fs.h deleted file mode 100644 index 133789609f23..000000000000 --- a/include/linux/cramfs_fs.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef __CRAMFS_H -#define __CRAMFS_H - -#include <uapi/linux/cramfs_fs.h> - -/* Uncompression interfaces to the underlying zlib */ -int cramfs_uncompress_block(void *dst, int dstlen, void *src, int srclen); -int cramfs_uncompress_init(void); -void cramfs_uncompress_exit(void); -#endif diff --git a/include/linux/cramfs_fs_sb.h b/include/linux/cramfs_fs_sb.h deleted file mode 100644 index 8390693568fd..000000000000 --- a/include/linux/cramfs_fs_sb.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef _CRAMFS_FS_SB -#define _CRAMFS_FS_SB - -/* - * cramfs super-block data in memory - */ -struct cramfs_sb_info { - unsigned long magic; - unsigned long size; - unsigned long blocks; - unsigned long files; - unsigned long flags; -}; - -static inline struct cramfs_sb_info *CRAMFS_SB(struct super_block *sb) -{ - return sb->s_fs_info; -} - -#endif diff --git a/include/linux/crush/crush.h b/include/linux/crush/crush.h index 6a1101f24cfb..acaa5615d634 100644 --- a/include/linux/crush/crush.h +++ b/include/linux/crush/crush.h @@ -19,11 +19,12 @@ #define CRUSH_MAGIC 0x00010000ul /* for detecting algorithm revisions */ - #define CRUSH_MAX_DEPTH 10 /* max crush hierarchy depth */ -#define CRUSH_MAX_SET 10 /* max size of a mapping result */ +#define CRUSH_ITEM_UNDEF 0x7ffffffe /* undefined result (internal use only) */ +#define CRUSH_ITEM_NONE 0x7fffffff /* no result */ + /* * CRUSH uses user-defined "rules" to describe how inputs should be * mapped to devices. A rule consists of sequence of steps to perform @@ -43,8 +44,13 @@ enum { /* arg2 = type */ CRUSH_RULE_CHOOSE_INDEP = 3, /* same */ CRUSH_RULE_EMIT = 4, /* no args */ - CRUSH_RULE_CHOOSE_LEAF_FIRSTN = 6, - CRUSH_RULE_CHOOSE_LEAF_INDEP = 7, + CRUSH_RULE_CHOOSELEAF_FIRSTN = 6, + CRUSH_RULE_CHOOSELEAF_INDEP = 7, + + CRUSH_RULE_SET_CHOOSE_TRIES = 8, /* override choose_total_tries */ + CRUSH_RULE_SET_CHOOSELEAF_TRIES = 9, /* override chooseleaf_descend_once */ + CRUSH_RULE_SET_CHOOSE_LOCAL_TRIES = 10, + CRUSH_RULE_SET_CHOOSE_LOCAL_FALLBACK_TRIES = 11, }; /* @@ -162,7 +168,10 @@ struct crush_map { __u32 choose_local_fallback_tries; /* choose attempts before giving up */ __u32 choose_total_tries; - /* attempt chooseleaf inner descent once; on failure retry outer descent */ + /* attempt chooseleaf inner descent once for firstn mode; on + * reject retry outer descent. Note that this does *not* + * apply to a collision: in that case we will retry as we used + * to. */ __u32 chooseleaf_descend_once; }; @@ -174,6 +183,7 @@ extern void crush_destroy_bucket_list(struct crush_bucket_list *b); extern void crush_destroy_bucket_tree(struct crush_bucket_tree *b); extern void crush_destroy_bucket_straw(struct crush_bucket_straw *b); extern void crush_destroy_bucket(struct crush_bucket *b); +extern void crush_destroy_rule(struct crush_rule *r); extern void crush_destroy(struct crush_map *map); static inline int crush_calc_tree_node(int i) diff --git a/include/linux/crush/mapper.h b/include/linux/crush/mapper.h index 5772dee3ecbf..eab367446eea 100644 --- a/include/linux/crush/mapper.h +++ b/include/linux/crush/mapper.h @@ -14,6 +14,7 @@ extern int crush_find_rule(const struct crush_map *map, int ruleset, int type, i extern int crush_do_rule(const struct crush_map *map, int ruleno, int x, int *result, int result_max, - const __u32 *weights); + const __u32 *weights, int weight_max, + int *scratch); #endif diff --git a/include/linux/dm-io.h b/include/linux/dm-io.h index f4b0aa3126f5..a68cbe59e6ad 100644 --- a/include/linux/dm-io.h +++ b/include/linux/dm-io.h @@ -29,7 +29,7 @@ typedef void (*io_notify_fn)(unsigned long error, void *context); enum dm_io_mem_type { DM_IO_PAGE_LIST,/* Page list */ - DM_IO_BVEC, /* Bio vector */ + DM_IO_BIO, /* Bio vector */ DM_IO_VMA, /* Virtual memory area */ DM_IO_KMEM, /* Kernel memory */ }; @@ -41,7 +41,7 @@ struct dm_io_memory { union { struct page_list *pl; - struct bio_vec *bvec; + struct bio *bio; void *vma; void *addr; } ptr; diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h index 57c9a8ae4f2d..7ac17f57250e 100644 --- a/include/linux/dma_remapping.h +++ b/include/linux/dma_remapping.h @@ -27,7 +27,6 @@ struct root_entry; #ifdef CONFIG_INTEL_IOMMU -extern void free_dmar_iommu(struct intel_iommu *iommu); extern int iommu_calculate_agaw(struct intel_iommu *iommu); extern int iommu_calculate_max_sagaw(struct intel_iommu *iommu); extern int dmar_disabled; @@ -41,9 +40,6 @@ static inline int iommu_calculate_max_sagaw(struct intel_iommu *iommu) { return 0; } -static inline void free_dmar_iommu(struct intel_iommu *iommu) -{ -} #define dmar_disabled (1) #define intel_iommu_enabled (0) #endif diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 6fd9390ccf91..c5c92d59e531 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -257,7 +257,7 @@ struct dma_chan_percpu { * @dev: class device for sysfs * @device_node: used to add this to the device chan list * @local: per-cpu pointer to a struct dma_chan_percpu - * @client-count: how many clients are using this channel + * @client_count: how many clients are using this channel * @table_count: number of appearances in the mem-to-mem allocation table * @private: private data for certain client-channel associations */ @@ -279,10 +279,10 @@ struct dma_chan { /** * struct dma_chan_dev - relate sysfs device node to backing channel device - * @chan - driver channel device - * @device - sysfs device - * @dev_id - parent dma_device dev_id - * @idr_ref - reference count to gate release of dma_device dev_id + * @chan: driver channel device + * @device: sysfs device + * @dev_id: parent dma_device dev_id + * @idr_ref: reference count to gate release of dma_device dev_id */ struct dma_chan_dev { struct dma_chan *chan; @@ -306,9 +306,8 @@ enum dma_slave_buswidth { /** * struct dma_slave_config - dma slave channel runtime config * @direction: whether the data shall go in or out on this slave - * channel, right now. DMA_TO_DEVICE and DMA_FROM_DEVICE are - * legal values, DMA_BIDIRECTIONAL is not acceptable since we - * need to differentiate source and target addresses. + * channel, right now. DMA_MEM_TO_DEV and DMA_DEV_TO_MEM are + * legal values. * @src_addr: this is the physical address where DMA slave data * should be read (RX), if the source is memory this argument is * ignored. diff --git a/include/linux/dmar.h b/include/linux/dmar.h index b029d1aa2d12..eccb0c0c6cf6 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -33,6 +33,7 @@ struct acpi_dmar_header; #define DMAR_X2APIC_OPT_OUT 0x2 struct intel_iommu; + #ifdef CONFIG_DMAR_TABLE extern struct acpi_table_header *dmar_tbl; struct dmar_drhd_unit { @@ -52,6 +53,10 @@ extern struct list_head dmar_drhd_units; #define for_each_drhd_unit(drhd) \ list_for_each_entry(drhd, &dmar_drhd_units, list) +#define for_each_active_drhd_unit(drhd) \ + list_for_each_entry(drhd, &dmar_drhd_units, list) \ + if (drhd->ignored) {} else + #define for_each_active_iommu(i, drhd) \ list_for_each_entry(drhd, &dmar_drhd_units, list) \ if (i=drhd->iommu, drhd->ignored) {} else @@ -62,13 +67,13 @@ extern struct list_head dmar_drhd_units; extern int dmar_table_init(void); extern int dmar_dev_scope_init(void); +extern int dmar_parse_dev_scope(void *start, void *end, int *cnt, + struct pci_dev ***devices, u16 segment); +extern void dmar_free_dev_scope(struct pci_dev ***devices, int *cnt); /* Intel IOMMU detection */ extern int detect_intel_iommu(void); extern int enable_drhd_fault_handling(void); - -extern int parse_ioapics_under_ir(void); -extern int alloc_iommu(struct dmar_drhd_unit *); #else static inline int detect_intel_iommu(void) { @@ -157,8 +162,6 @@ struct dmar_atsr_unit { int dmar_parse_rmrr_atsr_dev(void); extern int dmar_parse_one_rmrr(struct acpi_dmar_header *header); extern int dmar_parse_one_atsr(struct acpi_dmar_header *header); -extern int dmar_parse_dev_scope(void *start, void *end, int *cnt, - struct pci_dev ***devices, u16 segment); extern int intel_iommu_init(void); #else /* !CONFIG_INTEL_IOMMU: */ static inline int intel_iommu_init(void) { return -ENODEV; } diff --git a/include/linux/fb.h b/include/linux/fb.h index 70c4836e4a9f..fe6ac956550e 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -613,8 +613,8 @@ extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf, extern int register_framebuffer(struct fb_info *fb_info); extern int unregister_framebuffer(struct fb_info *fb_info); extern int unlink_framebuffer(struct fb_info *fb_info); -extern void remove_conflicting_framebuffers(struct apertures_struct *a, - const char *name, bool primary); +extern int remove_conflicting_framebuffers(struct apertures_struct *a, + const char *name, bool primary); extern int fb_prepare_logo(struct fb_info *fb_info, int rotate); extern int fb_show_logo(struct fb_info *fb_info, int rotate); extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size); diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h index 085197bd8812..70e8e21c0a30 100644 --- a/include/linux/fdtable.h +++ b/include/linux/fdtable.h @@ -59,29 +59,36 @@ struct files_struct { struct file __rcu * fd_array[NR_OPEN_DEFAULT]; }; -#define rcu_dereference_check_fdtable(files, fdtfd) \ - (rcu_dereference_check((fdtfd), \ - lockdep_is_held(&(files)->file_lock) || \ - atomic_read(&(files)->count) == 1 || \ - rcu_my_thread_group_empty())) - -#define files_fdtable(files) \ - (rcu_dereference_check_fdtable((files), (files)->fdt)) - struct file_operations; struct vfsmount; struct dentry; extern void __init files_defer_init(void); -static inline struct file * fcheck_files(struct files_struct *files, unsigned int fd) +#define rcu_dereference_check_fdtable(files, fdtfd) \ + rcu_dereference_check((fdtfd), lockdep_is_held(&(files)->file_lock)) + +#define files_fdtable(files) \ + rcu_dereference_check_fdtable((files), (files)->fdt) + +/* + * The caller must ensure that fd table isn't shared or hold rcu or file lock + */ +static inline struct file *__fcheck_files(struct files_struct *files, unsigned int fd) { - struct file * file = NULL; - struct fdtable *fdt = files_fdtable(files); + struct fdtable *fdt = rcu_dereference_raw(files->fdt); if (fd < fdt->max_fds) - file = rcu_dereference_check_fdtable(files, fdt->fd[fd]); - return file; + return rcu_dereference_raw(fdt->fd[fd]); + return NULL; +} + +static inline struct file *fcheck_files(struct files_struct *files, unsigned int fd) +{ + rcu_lockdep_assert(rcu_read_lock_held() || + lockdep_is_held(&files->file_lock), + "suspicious rcu_dereference_check() usage"); + return __fcheck_files(files, fd); } /* diff --git a/include/linux/fs.h b/include/linux/fs.h index 121f11f001c0..60829565e552 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1580,6 +1580,7 @@ struct inode_operations { struct file *, unsigned open_flag, umode_t create_mode, int *opened); int (*tmpfile) (struct inode *, struct dentry *, umode_t); + int (*set_acl)(struct inode *, struct posix_acl *, int); } ____cacheline_aligned; ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector, @@ -2078,6 +2079,7 @@ extern struct file * dentry_open(const struct path *, int, const struct cred *); extern int filp_close(struct file *, fl_owner_t id); extern struct filename *getname(const char __user *); +extern struct filename *getname_kernel(const char *); enum { FILE_CREATED = 1, @@ -2272,7 +2274,13 @@ extern int filemap_fdatawrite_range(struct address_space *mapping, extern int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync); extern int vfs_fsync(struct file *file, int datasync); -extern int generic_write_sync(struct file *file, loff_t pos, loff_t count); +static inline int generic_write_sync(struct file *file, loff_t pos, loff_t count) +{ + if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host)) + return 0; + return vfs_fsync_range(file, pos, pos + count - 1, + (file->f_flags & __O_SYNC) ? 0 : 1); +} extern void emergency_sync(void); extern void emergency_remount(void); #ifdef CONFIG_BLOCK diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index 7d8d5e608594..3d286ff49ab0 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -322,10 +322,10 @@ extern int fsnotify_fasync(int fd, struct file *file, int on); extern void fsnotify_destroy_event(struct fsnotify_group *group, struct fsnotify_event *event); /* attach the event to the group notification queue */ -extern struct fsnotify_event *fsnotify_add_notify_event(struct fsnotify_group *group, - struct fsnotify_event *event, - struct fsnotify_event *(*merge)(struct list_head *, - struct fsnotify_event *)); +extern int fsnotify_add_notify_event(struct fsnotify_group *group, + struct fsnotify_event *event, + int (*merge)(struct list_head *, + struct fsnotify_event *)); /* true if the group notification queue is empty */ extern bool fsnotify_notify_queue_is_empty(struct fsnotify_group *group); /* return, but do not dequeue the first event on the notification queue */ diff --git a/include/linux/generic_acl.h b/include/linux/generic_acl.h deleted file mode 100644 index b6d657544ef1..000000000000 --- a/include/linux/generic_acl.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef LINUX_GENERIC_ACL_H -#define LINUX_GENERIC_ACL_H - -#include <linux/xattr.h> - -struct inode; - -extern const struct xattr_handler generic_acl_access_handler; -extern const struct xattr_handler generic_acl_default_handler; - -int generic_acl_init(struct inode *, struct inode *); -int generic_acl_chmod(struct inode *); - -#endif /* LINUX_GENERIC_ACL_H */ diff --git a/include/linux/host1x.h b/include/linux/host1x.h index f5b9b87ac9a9..3af847273277 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -281,4 +281,10 @@ int host1x_device_exit(struct host1x_device *device); int host1x_client_register(struct host1x_client *client); int host1x_client_unregister(struct host1x_client *client); +struct tegra_mipi_device; + +struct tegra_mipi_device *tegra_mipi_request(struct device *device); +void tegra_mipi_free(struct tegra_mipi_device *device); +int tegra_mipi_calibrate(struct tegra_mipi_device *device); + #endif diff --git a/include/linux/i2c-smbus.h b/include/linux/i2c-smbus.h index 017fb40f702a..8f1b086ca5bc 100644 --- a/include/linux/i2c-smbus.h +++ b/include/linux/i2c-smbus.h @@ -1,7 +1,7 @@ /* * i2c-smbus.h - SMBus extensions to the I2C protocol * - * Copyright (C) 2010 Jean Delvare <khali@linux-fr.org> + * Copyright (C) 2010 Jean Delvare <jdelvare@suse.de> * * 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 diff --git a/include/linux/i2c.h b/include/linux/i2c.h index d9c8dbd3373f..deddeb8c337c 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -342,11 +342,25 @@ i2c_register_board_info(int busnum, struct i2c_board_info const *info, } #endif /* I2C_BOARDINFO */ -/* +/** + * struct i2c_algorithm - represent I2C transfer method + * @master_xfer: Issue a set of i2c transactions to the given I2C adapter + * defined by the msgs array, with num messages available to transfer via + * the adapter specified by adap. + * @smbus_xfer: Issue smbus transactions to the given I2C adapter. If this + * is not present, then the bus layer will try and convert the SMBus calls + * into I2C transfers instead. + * @functionality: Return the flags that this algorithm/adapter pair supports + * from the I2C_FUNC_* flags. + * * The following structs are for those who like to implement new bus drivers: * i2c_algorithm is the interface to a class of hardware solutions which can * be addressed using the same bus algorithms - i.e. bit-banging or the PCF8584 * to name two of the most common. + * + * The return codes from the @master_xfer field should indicate the type of + * error code that occured during the transfer, as documented in the kernel + * Documentation file Documentation/i2c/fault-codes. */ struct i2c_algorithm { /* If an adapter algorithm can't do I2C-level access, set master_xfer diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index d380c5e68008..2c4bed593b32 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -288,6 +288,7 @@ struct q_inval { struct ir_table { struct irte *base; + unsigned long *bitmap; }; #endif @@ -347,8 +348,6 @@ static inline void __iommu_flush_cache( extern struct dmar_drhd_unit * dmar_find_matched_drhd_unit(struct pci_dev *dev); extern int dmar_find_matched_atsr_unit(struct pci_dev *dev); -extern int alloc_iommu(struct dmar_drhd_unit *drhd); -extern void free_iommu(struct intel_iommu *iommu); extern int dmar_enable_qi(struct intel_iommu *iommu); extern void dmar_disable_qi(struct intel_iommu *iommu); extern int dmar_reenable_qi(struct intel_iommu *iommu); diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index db43b58a3355..0053adde0ed9 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -360,7 +360,7 @@ enum /* map softirq index to softirq name. update 'softirq_to_name' in * kernel/softirq.c when adding a new softirq. */ -extern char *softirq_to_name[NR_SOFTIRQS]; +extern const char * const softirq_to_name[NR_SOFTIRQS]; /* softirq mask and active fields moved to irq_cpustat_t in * asm/hardirq.h to get better cache usage. KAO diff --git a/include/linux/iommu.h b/include/linux/iommu.h index a444c790fa72..b96a5b2136e4 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -24,9 +24,10 @@ #include <linux/types.h> #include <trace/events/iommu.h> -#define IOMMU_READ (1) -#define IOMMU_WRITE (2) -#define IOMMU_CACHE (4) /* DMA cache coherency */ +#define IOMMU_READ (1 << 0) +#define IOMMU_WRITE (1 << 1) +#define IOMMU_CACHE (1 << 2) /* DMA cache coherency */ +#define IOMMU_EXEC (1 << 3) struct iommu_ops; struct iommu_group; @@ -247,6 +248,11 @@ static inline struct iommu_domain *iommu_domain_alloc(struct bus_type *bus) return NULL; } +static inline struct iommu_group *iommu_group_get_by_id(int id) +{ + return NULL; +} + static inline void iommu_domain_free(struct iommu_domain *domain) { } @@ -291,8 +297,8 @@ static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_ad return 0; } -static inline int domain_has_cap(struct iommu_domain *domain, - unsigned long cap) +static inline int iommu_domain_has_cap(struct iommu_domain *domain, + unsigned long cap) { return 0; } diff --git a/include/linux/ipc.h b/include/linux/ipc.h index 8d861b2651f7..9d84942ae2e5 100644 --- a/include/linux/ipc.h +++ b/include/linux/ipc.h @@ -11,7 +11,7 @@ struct kern_ipc_perm { spinlock_t lock; - int deleted; + bool deleted; int id; key_t key; kuid_t uid; diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h index f6c82de12541..e7831d203737 100644 --- a/include/linux/ipc_namespace.h +++ b/include/linux/ipc_namespace.h @@ -21,7 +21,6 @@ struct user_namespace; struct ipc_ids { int in_use; unsigned short seq; - unsigned short seq_max; struct rw_semaphore rwsem; struct idr ipcs_idr; int next_id; diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index d235e88cfd7c..1f44466c1e9d 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -294,6 +294,12 @@ extern unsigned long preset_lpj; */ extern unsigned int jiffies_to_msecs(const unsigned long j); extern unsigned int jiffies_to_usecs(const unsigned long j); + +static inline u64 jiffies_to_nsecs(const unsigned long j) +{ + return (u64)jiffies_to_usecs(j) * NSEC_PER_USEC; +} + extern unsigned long msecs_to_jiffies(const unsigned int m); extern unsigned long usecs_to_jiffies(const unsigned int u); extern unsigned long timespec_to_jiffies(const struct timespec *value); diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index dfb4f2ffdaa2..6b06d378f3df 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -310,7 +310,8 @@ extern int kgdb_handle_exception(int ex_vector, int signo, int err_code, struct pt_regs *regs); extern int kgdb_nmicallback(int cpu, void *regs); -extern int kgdb_nmicallin(int cpu, int trapnr, void *regs, atomic_t *snd_rdy); +extern int kgdb_nmicallin(int cpu, int trapnr, void *regs, int err_code, + atomic_t *snd_rdy); extern void gdbstub_exit(int status); extern int kgdb_single_step; diff --git a/include/linux/linkage.h b/include/linux/linkage.h index d3e8ad23a8e0..a6a42dd02466 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -6,6 +6,11 @@ #include <linux/export.h> #include <asm/linkage.h> +/* Some toolchains use other characters (e.g. '`') to mark new line in macro */ +#ifndef ASM_NL +#define ASM_NL ; +#endif + #ifdef __cplusplus #define CPP_ASMLINKAGE extern "C" #else @@ -75,21 +80,21 @@ #ifndef ENTRY #define ENTRY(name) \ - .globl name; \ - ALIGN; \ - name: + .globl name ASM_NL \ + ALIGN ASM_NL \ + name: #endif #endif /* LINKER_SCRIPT */ #ifndef WEAK #define WEAK(name) \ - .weak name; \ + .weak name ASM_NL \ name: #endif #ifndef END #define END(name) \ - .size name, .-name + .size name, .-name #endif /* If symbol 'name' is treated as a subroutine (gets called, and returns) @@ -98,8 +103,8 @@ */ #ifndef ENDPROC #define ENDPROC(name) \ - .type name, @function; \ - END(name) + .type name, @function ASM_NL \ + END(name) #endif #endif diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h index 6156686bf108..ac39d910e70b 100644 --- a/include/linux/mfd/mc13xxx.h +++ b/include/linux/mfd/mc13xxx.h @@ -110,9 +110,6 @@ struct mc13xxx_led_platform_data { int id; const char *name; const char *default_trigger; - -/* Three or two bits current selection depending on the led */ - char max_current; }; #define MAX_LED_CONTROL_REGS 6 @@ -121,7 +118,7 @@ struct mc13xxx_leds_platform_data { struct mc13xxx_led_platform_data *led; int num_leds; -/* LED Control 0 */ +/* MC13783 LED Control 0 */ #define MC13783_LED_C0_ENABLE (1 << 0) #define MC13783_LED_C0_TRIODE_MD (1 << 7) #define MC13783_LED_C0_TRIODE_AD (1 << 8) @@ -129,21 +126,43 @@ struct mc13xxx_leds_platform_data { #define MC13783_LED_C0_BOOST (1 << 10) #define MC13783_LED_C0_ABMODE(x) (((x) & 0x7) << 11) #define MC13783_LED_C0_ABREF(x) (((x) & 0x3) << 14) -/* LED Control 1 */ +/* MC13783 LED Control 1 */ #define MC13783_LED_C1_TC1HALF (1 << 18) #define MC13783_LED_C1_SLEWLIM (1 << 23) -/* LED Control 2 */ +/* MC13783 LED Control 2 */ +#define MC13783_LED_C2_CURRENT_MD(x) (((x) & 0x7) << 0) +#define MC13783_LED_C2_CURRENT_AD(x) (((x) & 0x7) << 3) +#define MC13783_LED_C2_CURRENT_KP(x) (((x) & 0x7) << 6) #define MC13783_LED_C2_PERIOD(x) (((x) & 0x3) << 21) #define MC13783_LED_C2_SLEWLIM (1 << 23) -/* LED Control 3 */ +/* MC13783 LED Control 3 */ +#define MC13783_LED_C3_CURRENT_R1(x) (((x) & 0x3) << 0) +#define MC13783_LED_C3_CURRENT_G1(x) (((x) & 0x3) << 2) +#define MC13783_LED_C3_CURRENT_B1(x) (((x) & 0x3) << 4) #define MC13783_LED_C3_PERIOD(x) (((x) & 0x3) << 21) #define MC13783_LED_C3_TRIODE_TC1 (1 << 23) -/* LED Control 4 */ +/* MC13783 LED Control 4 */ +#define MC13783_LED_C4_CURRENT_R2(x) (((x) & 0x3) << 0) +#define MC13783_LED_C4_CURRENT_G2(x) (((x) & 0x3) << 2) +#define MC13783_LED_C4_CURRENT_B2(x) (((x) & 0x3) << 4) #define MC13783_LED_C4_PERIOD(x) (((x) & 0x3) << 21) #define MC13783_LED_C4_TRIODE_TC2 (1 << 23) -/* LED Control 5 */ +/* MC13783 LED Control 5 */ +#define MC13783_LED_C5_CURRENT_R3(x) (((x) & 0x3) << 0) +#define MC13783_LED_C5_CURRENT_G3(x) (((x) & 0x3) << 2) +#define MC13783_LED_C5_CURRENT_B3(x) (((x) & 0x3) << 4) #define MC13783_LED_C5_PERIOD(x) (((x) & 0x3) << 21) #define MC13783_LED_C5_TRIODE_TC3 (1 << 23) +/* MC13892 LED Control 0 */ +#define MC13892_LED_C0_CURRENT_MD(x) (((x) & 0x7) << 9) +#define MC13892_LED_C0_CURRENT_AD(x) (((x) & 0x7) << 21) +/* MC13892 LED Control 1 */ +#define MC13892_LED_C1_CURRENT_KP(x) (((x) & 0x7) << 9) +/* MC13892 LED Control 2 */ +#define MC13892_LED_C2_CURRENT_R(x) (((x) & 0x7) << 9) +#define MC13892_LED_C2_CURRENT_G(x) (((x) & 0x7) << 21) +/* MC13892 LED Control 3 */ +#define MC13892_LED_C3_CURRENT_B(x) (((x) & 0x7) << 9) u32 led_control[MAX_LED_CONTROL_REGS]; }; diff --git a/include/linux/mm.h b/include/linux/mm.h index d9992fc128ca..f28f46eade6a 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1895,7 +1895,7 @@ static inline pgprot_t vm_get_page_prot(unsigned long vm_flags) } #endif -#ifdef CONFIG_ARCH_USES_NUMA_PROT_NONE +#ifdef CONFIG_NUMA_BALANCING unsigned long change_prot_numa(struct vm_area_struct *vma, unsigned long start, unsigned long end); #endif diff --git a/include/linux/msg.h b/include/linux/msg.h index e21f9d44307f..f3f302f9c197 100644 --- a/include/linux/msg.h +++ b/include/linux/msg.h @@ -9,7 +9,7 @@ struct msg_msg { struct list_head m_list; long m_type; size_t m_ts; /* message text size */ - struct msg_msgseg* next; + struct msg_msgseg *next; void *security; /* the actual message follows immediately */ }; diff --git a/include/linux/mtd/mtdram.h b/include/linux/mtd/mtdram.h index 68891313875d..628a6a21ddf0 100644 --- a/include/linux/mtd/mtdram.h +++ b/include/linux/mtd/mtdram.h @@ -3,6 +3,6 @@ #include <linux/mtd/mtd.h> int mtdram_init_device(struct mtd_info *mtd, void *mapped_address, - unsigned long size, char *name); + unsigned long size, const char *name); #endif /* __MTD_MTDRAM_H__ */ diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 9e6c8f9f306e..32f8612469d8 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -219,6 +219,9 @@ struct nand_chip; /* ONFI feature address */ #define ONFI_FEATURE_ADDR_TIMING_MODE 0x1 +/* Vendor-specific feature address (Micron) */ +#define ONFI_FEATURE_ADDR_READ_RETRY 0x89 + /* ONFI subfeature parameters length */ #define ONFI_SUBFEATURE_PARAM_LEN 4 @@ -279,16 +282,17 @@ struct nand_onfi_params { __le16 io_pin_capacitance_typ; __le16 input_pin_capacitance_typ; u8 input_pin_capacitance_max; - u8 driver_strenght_support; + u8 driver_strength_support; __le16 t_int_r; __le16 t_ald; u8 reserved4[7]; /* vendor */ - u8 reserved5[90]; + __le16 vendor_revision; + u8 vendor[88]; __le16 crc; -} __attribute__((packed)); +} __packed; #define ONFI_CRC_BASE 0x4F4E @@ -326,6 +330,26 @@ struct onfi_ext_param_page { */ } __packed; +struct nand_onfi_vendor_micron { + u8 two_plane_read; + u8 read_cache; + u8 read_unique_id; + u8 dq_imped; + u8 dq_imped_num_settings; + u8 dq_imped_feat_addr; + u8 rb_pulldown_strength; + u8 rb_pulldown_strength_feat_addr; + u8 rb_pulldown_strength_num_settings; + u8 otp_mode; + u8 otp_page_start; + u8 otp_data_prot_addr; + u8 otp_num_pages; + u8 otp_feat_addr; + u8 read_retry_options; + u8 reserved[72]; + u8 param_revision; +} __packed; + /** * struct nand_hw_control - Control structure for hardware controller (e.g ECC generator) shared among independent devices * @lock: protection lock @@ -432,6 +456,8 @@ struct nand_buffers { * flash device. * @read_byte: [REPLACEABLE] read one byte from the chip * @read_word: [REPLACEABLE] read one word from the chip + * @write_byte: [REPLACEABLE] write a single byte to the chip on the + * low 8 I/O lines * @write_buf: [REPLACEABLE] write data from the buffer to the chip * @read_buf: [REPLACEABLE] read data from the chip into the buffer * @select_chip: [REPLACEABLE] select chip nr @@ -451,6 +477,8 @@ struct nand_buffers { * commands to the chip. * @waitfunc: [REPLACEABLE] hardwarespecific function for wait on * ready. + * @setup_read_retry: [FLASHSPECIFIC] flash (vendor) specific function for + * setting the read-retry mode. Mostly needed for MLC NAND. * @ecc: [BOARDSPECIFIC] ECC control structure * @buffers: buffer structure for read/write * @hwcontrol: platform-specific hardware control structure @@ -497,6 +525,7 @@ struct nand_buffers { * non 0 if ONFI supported. * @onfi_params: [INTERN] holds the ONFI page parameter when ONFI is * supported, 0 otherwise. + * @read_retries: [INTERN] the number of read retry modes supported * @onfi_set_features: [REPLACEABLE] set the features for ONFI nand * @onfi_get_features: [REPLACEABLE] get the features for ONFI nand * @bbt: [INTERN] bad block table pointer @@ -521,6 +550,7 @@ struct nand_chip { uint8_t (*read_byte)(struct mtd_info *mtd); u16 (*read_word)(struct mtd_info *mtd); + void (*write_byte)(struct mtd_info *mtd, uint8_t byte); void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len); void (*select_chip)(struct mtd_info *mtd, int chip); @@ -544,6 +574,7 @@ struct nand_chip { int feature_addr, uint8_t *subfeature_para); int (*onfi_get_features)(struct mtd_info *mtd, struct nand_chip *chip, int feature_addr, uint8_t *subfeature_para); + int (*setup_read_retry)(struct mtd_info *mtd, int retry_mode); int chip_delay; unsigned int options; @@ -568,6 +599,8 @@ struct nand_chip { int onfi_version; struct nand_onfi_params onfi_params; + int read_retries; + flstate_t state; uint8_t *oob_poi; @@ -600,6 +633,8 @@ struct nand_chip { #define NAND_MFR_AMD 0x01 #define NAND_MFR_MACRONIX 0xc2 #define NAND_MFR_EON 0x92 +#define NAND_MFR_SANDISK 0x45 +#define NAND_MFR_INTEL 0x89 /* The maximum expected count of bytes in the NAND ID sequence */ #define NAND_MAX_ID_LEN 8 diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index 1f8d24bdafda..6a35e6de5da1 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h @@ -37,7 +37,7 @@ */ struct mtd_partition { - char *name; /* identifier string */ + const char *name; /* identifier string */ uint64_t size; /* partition size */ uint64_t offset; /* offset within the master MTD space */ uint32_t mask_flags; /* master MTD flags to mask out for this partition */ @@ -76,11 +76,11 @@ struct mtd_part_parser { struct mtd_part_parser_data *); }; -extern int register_mtd_parser(struct mtd_part_parser *parser); -extern int deregister_mtd_parser(struct mtd_part_parser *parser); +extern void register_mtd_parser(struct mtd_part_parser *parser); +extern void deregister_mtd_parser(struct mtd_part_parser *parser); int mtd_is_partition(const struct mtd_info *mtd); -int mtd_add_partition(struct mtd_info *master, char *name, +int mtd_add_partition(struct mtd_info *master, const char *name, long long offset, long long length); int mtd_del_partition(struct mtd_info *master, int partno); uint64_t mtd_get_device_size(const struct mtd_info *mtd); diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 48997374eaf0..0ae5807480f4 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -154,10 +154,6 @@ struct nfs_inode { struct rb_root access_cache; struct list_head access_cache_entry_lru; struct list_head access_cache_inode_lru; -#ifdef CONFIG_NFS_V3_ACL - struct posix_acl *acl_access; - struct posix_acl *acl_default; -#endif /* * This is the cookie verifier used for NFSv3 readdir @@ -215,6 +211,7 @@ struct nfs_inode { #define NFS_INO_ADVISE_RDPLUS (0) /* advise readdirplus */ #define NFS_INO_STALE (1) /* possible stale inode */ #define NFS_INO_ACL_LRU_SET (2) /* Inode is on the LRU list */ +#define NFS_INO_INVALIDATING (3) /* inode is being invalidated */ #define NFS_INO_FLUSHING (4) /* inode is flushing out data */ #define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */ #define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */ @@ -564,23 +561,17 @@ extern int nfs_readpage_async(struct nfs_open_context *, struct inode *, * linux/fs/nfs3proc.c */ #ifdef CONFIG_NFS_V3_ACL -extern struct posix_acl *nfs3_proc_getacl(struct inode *inode, int type); -extern int nfs3_proc_setacl(struct inode *inode, int type, - struct posix_acl *acl); -extern int nfs3_proc_set_default_acl(struct inode *dir, struct inode *inode, - umode_t mode); -extern void nfs3_forget_cached_acls(struct inode *inode); +extern struct posix_acl *nfs3_get_acl(struct inode *inode, int type); +extern int nfs3_set_acl(struct inode *inode, struct posix_acl *acl, int type); +extern int nfs3_proc_setacls(struct inode *inode, struct posix_acl *acl, + struct posix_acl *dfacl); +extern const struct xattr_handler *nfs3_xattr_handlers[]; #else -static inline int nfs3_proc_set_default_acl(struct inode *dir, - struct inode *inode, - umode_t mode) +static inline int nfs3_proc_setacls(struct inode *inode, struct posix_acl *acl, + struct posix_acl *dfacl) { return 0; } - -static inline void nfs3_forget_cached_acls(struct inode *inode) -{ -} #endif /* CONFIG_NFS_V3_ACL */ /* diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 3ccfcecf8999..b2fb167b2e6d 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -379,12 +379,14 @@ struct nfs_openres { * Arguments to the open_confirm call. */ struct nfs_open_confirmargs { + struct nfs4_sequence_args seq_args; const struct nfs_fh * fh; nfs4_stateid * stateid; struct nfs_seqid * seqid; }; struct nfs_open_confirmres { + struct nfs4_sequence_res seq_res; nfs4_stateid stateid; struct nfs_seqid * seqid; }; diff --git a/include/linux/nls.h b/include/linux/nls.h index 5dc635f8d79e..520681b68208 100644 --- a/include/linux/nls.h +++ b/include/linux/nls.h @@ -44,11 +44,12 @@ enum utf16_endian { }; /* nls_base.c */ -extern int register_nls(struct nls_table *); +extern int __register_nls(struct nls_table *, struct module *); extern int unregister_nls(struct nls_table *); extern struct nls_table *load_nls(char *); extern void unload_nls(struct nls_table *); extern struct nls_table *load_nls_default(void); +#define register_nls(nls) __register_nls((nls), THIS_MODULE) extern int utf8_to_utf32(const u8 *s, int len, unicode_t *pu); extern int utf32_to_utf8(unicode_t u, u8 *s, int maxlen); diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 26ebcf41c213..69ae03f6eb15 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -80,13 +80,14 @@ struct nvme_dev { struct dma_pool *prp_small_pool; int instance; int queue_count; - int db_stride; + u32 db_stride; u32 ctrl_config; struct msix_entry *entry; struct nvme_bar __iomem *bar; struct list_head namespaces; struct kref kref; struct miscdevice miscdev; + struct work_struct reset_work; char name[12]; char serial[20]; char model[40]; @@ -94,6 +95,8 @@ struct nvme_dev { u32 max_hw_sectors; u32 stripe_size; u16 oncs; + u16 abort_limit; + u8 initialized; }; /* @@ -165,6 +168,7 @@ int nvme_set_features(struct nvme_dev *dev, unsigned fid, unsigned dword11, struct sg_io_hdr; int nvme_sg_io(struct nvme_ns *ns, struct sg_io_hdr __user *u_hdr); +int nvme_sg_io32(struct nvme_ns *ns, unsigned long arg); int nvme_sg_get_version_num(int __user *ip); #endif /* _LINUX_NVME_H */ diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index 0beaee9dac1f..2b77058a7335 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -116,6 +116,7 @@ extern const void *of_flat_dt_match_machine(const void *default_match, extern void unflatten_device_tree(void); extern void unflatten_and_copy_device_tree(void); extern void early_init_devtree(void *); +extern void early_get_first_memblock_info(void *, phys_addr_t *); #else /* CONFIG_OF_FLATTREE */ static inline const char *of_flat_dt_get_machine_name(void) { return NULL; } static inline void unflatten_device_tree(void) {} diff --git a/include/linux/of_mtd.h b/include/linux/of_mtd.h index 6f10e938ff7e..cb32d9c1e8dc 100644 --- a/include/linux/of_mtd.h +++ b/include/linux/of_mtd.h @@ -7,7 +7,7 @@ */ #ifndef __LINUX_OF_MTD_H -#define __LINUX_OF_NET_H +#define __LINUX_OF_MTD_H #ifdef CONFIG_OF_MTD diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index e464b4e987e8..d1fe1a761047 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -228,9 +228,9 @@ PAGEFLAG(OwnerPriv1, owner_priv_1) TESTCLEARFLAG(OwnerPriv1, owner_priv_1) TESTPAGEFLAG(Writeback, writeback) TESTSCFLAG(Writeback, writeback) PAGEFLAG(MappedToDisk, mappedtodisk) -/* PG_readahead is only used for file reads; PG_reclaim is only for writes */ +/* PG_readahead is only used for reads; PG_reclaim is only for writes */ PAGEFLAG(Reclaim, reclaim) TESTCLEARFLAG(Reclaim, reclaim) -PAGEFLAG(Readahead, reclaim) /* Reminder to do async read-ahead */ +PAGEFLAG(Readahead, reclaim) TESTCLEARFLAG(Readahead, reclaim) #ifdef CONFIG_HIGHMEM /* diff --git a/include/linux/percpu_ida.h b/include/linux/percpu_ida.h index 1900bd0fa639..f5cfdd6a5539 100644 --- a/include/linux/percpu_ida.h +++ b/include/linux/percpu_ida.h @@ -4,6 +4,7 @@ #include <linux/types.h> #include <linux/bitops.h> #include <linux/init.h> +#include <linux/sched.h> #include <linux/spinlock_types.h> #include <linux/wait.h> #include <linux/cpumask.h> @@ -61,7 +62,7 @@ struct percpu_ida { /* Max size of percpu freelist, */ #define IDA_DEFAULT_PCPU_SIZE ((IDA_DEFAULT_PCPU_BATCH_MOVE * 3) / 2) -int percpu_ida_alloc(struct percpu_ida *pool, gfp_t gfp); +int percpu_ida_alloc(struct percpu_ida *pool, int state); void percpu_ida_free(struct percpu_ida *pool, unsigned tag); void percpu_ida_destroy(struct percpu_ida *pool); diff --git a/include/linux/platform_data/dma-imx-sdma.h b/include/linux/platform_data/dma-imx-sdma.h index 3a3942823c20..eabac4e2fc99 100644 --- a/include/linux/platform_data/dma-imx-sdma.h +++ b/include/linux/platform_data/dma-imx-sdma.h @@ -43,6 +43,11 @@ struct sdma_script_start_addrs { s32 dptc_dvfs_addr; s32 utra_addr; s32 ram_code_start_addr; + /* End of v1 array */ + s32 mcu_2_ssish_addr; + s32 ssish_2_mcu_addr; + s32 hdmi_dma_addr; + /* End of v2 array */ }; /** diff --git a/include/linux/platform_data/dma-imx.h b/include/linux/platform_data/dma-imx.h index beac6b8b6a7b..bcbc6c3c14c0 100644 --- a/include/linux/platform_data/dma-imx.h +++ b/include/linux/platform_data/dma-imx.h @@ -39,6 +39,7 @@ enum sdma_peripheral_type { IMX_DMATYPE_IPU_MEMORY, /* IPU Memory */ IMX_DMATYPE_ASRC, /* ASRC */ IMX_DMATYPE_ESAI, /* ESAI */ + IMX_DMATYPE_SSI_DUAL, /* SSI Dual FIFO */ }; enum imx_dma_prio { diff --git a/include/linux/platform_data/dma-mmp_tdma.h b/include/linux/platform_data/dma-mmp_tdma.h index 239e0fc1bb1f..66574ea39f97 100644 --- a/include/linux/platform_data/dma-mmp_tdma.h +++ b/include/linux/platform_data/dma-mmp_tdma.h @@ -1,6 +1,4 @@ /* - * linux/arch/arm/mach-mmp/include/mach/sram.h - * * SRAM Memory Management * * Copyright (c) 2011 Marvell Semiconductors Inc. @@ -11,8 +9,8 @@ * */ -#ifndef __ASM_ARCH_SRAM_H -#define __ASM_ARCH_SRAM_H +#ifndef __DMA_MMP_TDMA_H +#define __DMA_MMP_TDMA_H #include <linux/genalloc.h> @@ -32,4 +30,4 @@ struct sram_platdata { extern struct gen_pool *sram_get_gpool(char *pool_name); -#endif /* __ASM_ARCH_SRAM_H */ +#endif /* __DMA_MMP_TDMA_H */ diff --git a/include/linux/platform_data/dma-mv_xor.h b/include/linux/platform_data/dma-mv_xor.h index 8ec18f64e396..92ffd3245f76 100644 --- a/include/linux/platform_data/dma-mv_xor.h +++ b/include/linux/platform_data/dma-mv_xor.h @@ -1,11 +1,9 @@ /* - * arch/arm/plat-orion/include/plat/mv_xor.h - * * Marvell XOR platform device data definition file. */ -#ifndef __PLAT_MV_XOR_H -#define __PLAT_MV_XOR_H +#ifndef __DMA_MV_XOR_H +#define __DMA_MV_XOR_H #include <linux/dmaengine.h> #include <linux/mbus.h> diff --git a/include/linux/platform_data/leds-kirkwood-netxbig.h b/include/linux/platform_data/leds-kirkwood-netxbig.h index 24b536ebdf13..d2be19a51acd 100644 --- a/include/linux/platform_data/leds-kirkwood-netxbig.h +++ b/include/linux/platform_data/leds-kirkwood-netxbig.h @@ -1,6 +1,4 @@ /* - * arch/arm/mach-kirkwood/include/mach/leds-netxbig.h - * * Platform data structure for netxbig LED driver * * This file is licensed under the terms of the GNU General Public @@ -8,8 +6,8 @@ * warranty of any kind, whether express or implied. */ -#ifndef __MACH_LEDS_NETXBIG_H -#define __MACH_LEDS_NETXBIG_H +#ifndef __LEDS_KIRKWOOD_NETXBIG_H +#define __LEDS_KIRKWOOD_NETXBIG_H struct netxbig_gpio_ext { unsigned *addr; @@ -52,4 +50,4 @@ struct netxbig_led_platform_data { int num_leds; }; -#endif /* __MACH_LEDS_NETXBIG_H */ +#endif /* __LEDS_KIRKWOOD_NETXBIG_H */ diff --git a/include/linux/platform_data/leds-kirkwood-ns2.h b/include/linux/platform_data/leds-kirkwood-ns2.h index e21272e5f668..6a9fed57f346 100644 --- a/include/linux/platform_data/leds-kirkwood-ns2.h +++ b/include/linux/platform_data/leds-kirkwood-ns2.h @@ -1,6 +1,4 @@ /* - * arch/arm/mach-kirkwood/include/mach/leds-ns2.h - * * Platform data structure for Network Space v2 LED driver * * This file is licensed under the terms of the GNU General Public @@ -8,8 +6,8 @@ * warranty of any kind, whether express or implied. */ -#ifndef __MACH_LEDS_NS2_H -#define __MACH_LEDS_NS2_H +#ifndef __LEDS_KIRKWOOD_NS2_H +#define __LEDS_KIRKWOOD_NS2_H struct ns2_led { const char *name; @@ -23,4 +21,4 @@ struct ns2_led_platform_data { struct ns2_led *leds; }; -#endif /* __MACH_LEDS_NS2_H */ +#endif /* __LEDS_KIRKWOOD_NS2_H */ diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h index 4da5bfa2147f..3e9dd6676b97 100644 --- a/include/linux/platform_data/mtd-nand-omap2.h +++ b/include/linux/platform_data/mtd-nand-omap2.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/nand.h - * * Copyright (C) 2006 Micron Technology Inc. * * This program is free software; you can redistribute it and/or modify diff --git a/include/linux/platform_data/mtd-nand-pxa3xx.h b/include/linux/platform_data/mtd-nand-pxa3xx.h index ffb801998e5d..a94147124929 100644 --- a/include/linux/platform_data/mtd-nand-pxa3xx.h +++ b/include/linux/platform_data/mtd-nand-pxa3xx.h @@ -55,6 +55,9 @@ struct pxa3xx_nand_platform_data { /* indicate how many chip selects will be used */ int num_cs; + /* use an flash-based bad block table */ + bool flash_bbt; + const struct mtd_partition *parts[NUM_CHIP_SELECT]; unsigned int nr_parts[NUM_CHIP_SELECT]; diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h index e9a9fb188f97..56ff0e6f5ad1 100644 --- a/include/linux/platform_data/mtd-onenand-omap2.h +++ b/include/linux/platform_data/mtd-onenand-omap2.h @@ -1,6 +1,4 @@ /* - * arch/arm/plat-omap/include/mach/onenand.h - * * Copyright (C) 2006 Nokia Corporation * Author: Juha Yrjola * diff --git a/include/linux/platform_data/mtd-orion_nand.h b/include/linux/platform_data/mtd-orion_nand.h index 9f3c180834d1..a7ce77c7c1a8 100644 --- a/include/linux/platform_data/mtd-orion_nand.h +++ b/include/linux/platform_data/mtd-orion_nand.h @@ -1,13 +1,11 @@ /* - * arch/arm/plat-orion/include/plat/orion_nand.h - * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ -#ifndef __PLAT_ORION_NAND_H -#define __PLAT_ORION_NAND_H +#ifndef __MTD_ORION_NAND_H +#define __MTD_ORION_NAND_H /* * Device bus NAND private data diff --git a/include/linux/platform_data/si5351.h b/include/linux/platform_data/si5351.h index 54334393ab92..a947ab8b441a 100644 --- a/include/linux/platform_data/si5351.h +++ b/include/linux/platform_data/si5351.h @@ -8,20 +8,6 @@ struct clk; /** - * enum si5351_variant - SiLabs Si5351 chip variant - * @SI5351_VARIANT_A: Si5351A (8 output clocks, XTAL input) - * @SI5351_VARIANT_A3: Si5351A MSOP10 (3 output clocks, XTAL input) - * @SI5351_VARIANT_B: Si5351B (8 output clocks, XTAL/VXCO input) - * @SI5351_VARIANT_C: Si5351C (8 output clocks, XTAL/CLKIN input) - */ -enum si5351_variant { - SI5351_VARIANT_A = 1, - SI5351_VARIANT_A3 = 2, - SI5351_VARIANT_B = 3, - SI5351_VARIANT_C = 4, -}; - -/** * enum si5351_pll_src - Si5351 pll clock source * @SI5351_PLL_SRC_DEFAULT: default, do not change eeprom config * @SI5351_PLL_SRC_XTAL: pll source clock is XTAL input @@ -115,14 +101,12 @@ struct si5351_clkout_config { /** * struct si5351_platform_data - Platform data for the Si5351 clock driver - * @variant: Si5351 chip variant * @clk_xtal: xtal input clock * @clk_clkin: clkin input clock * @pll_src: array of pll source clock setting * @clkout: array of clkout configuration */ struct si5351_platform_data { - enum si5351_variant variant; struct clk *clk_xtal; struct clk *clk_clkin; enum si5351_pll_src pll_src[2]; diff --git a/include/linux/platform_data/vsp1.h b/include/linux/platform_data/vsp1.h index a73a456d7f11..63170e2614b3 100644 --- a/include/linux/platform_data/vsp1.h +++ b/include/linux/platform_data/vsp1.h @@ -14,6 +14,8 @@ #define __PLATFORM_VSP1_H__ #define VSP1_HAS_LIF (1 << 0) +#define VSP1_HAS_LUT (1 << 1) +#define VSP1_HAS_SRU (1 << 2) struct vsp1_platform_data { unsigned int features; diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 833099bf8090..3e96a6a76103 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -85,12 +85,20 @@ extern int posix_acl_valid(const struct posix_acl *); extern int posix_acl_permission(struct inode *, const struct posix_acl *, int); extern struct posix_acl *posix_acl_from_mode(umode_t, gfp_t); extern int posix_acl_equiv_mode(const struct posix_acl *, umode_t *); -extern int posix_acl_create(struct posix_acl **, gfp_t, umode_t *); -extern int posix_acl_chmod(struct posix_acl **, gfp_t, umode_t); +extern int __posix_acl_create(struct posix_acl **, gfp_t, umode_t *); +extern int __posix_acl_chmod(struct posix_acl **, gfp_t, umode_t); extern struct posix_acl *get_posix_acl(struct inode *, int); extern int set_posix_acl(struct inode *, int, struct posix_acl *); +#ifdef CONFIG_FS_POSIX_ACL +extern int posix_acl_chmod(struct inode *, umode_t); +extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **, + struct posix_acl **); + +extern int simple_set_acl(struct inode *, struct posix_acl *, int); +extern int simple_acl_create(struct inode *, struct inode *); + struct posix_acl **acl_by_type(struct inode *inode, int type); struct posix_acl *get_cached_acl(struct inode *inode, int type); struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type); @@ -100,10 +108,37 @@ void forget_all_cached_acls(struct inode *inode); static inline void cache_no_acl(struct inode *inode) { -#ifdef CONFIG_FS_POSIX_ACL inode->i_acl = NULL; inode->i_default_acl = NULL; -#endif } +#else +static inline int posix_acl_chmod(struct inode *inode, umode_t mode) +{ + return 0; +} + +#define simple_set_acl NULL + +static inline int simple_acl_create(struct inode *dir, struct inode *inode) +{ + return 0; +} +static inline void cache_no_acl(struct inode *inode) +{ +} + +static inline int posix_acl_create(struct inode *inode, umode_t *mode, + struct posix_acl **default_acl, struct posix_acl **acl) +{ + *default_acl = *acl = NULL; + return 0; +} + +static inline void forget_all_cached_acls(struct inode *inode) +{ +} +#endif /* CONFIG_FS_POSIX_ACL */ + +struct posix_acl *get_acl(struct inode *inode, int type); #endif /* __LINUX_POSIX_ACL_H */ diff --git a/include/linux/posix_acl_xattr.h b/include/linux/posix_acl_xattr.h index ad93ad0f1db0..6f14ee295822 100644 --- a/include/linux/posix_acl_xattr.h +++ b/include/linux/posix_acl_xattr.h @@ -69,4 +69,7 @@ struct posix_acl *posix_acl_from_xattr(struct user_namespace *user_ns, int posix_acl_to_xattr(struct user_namespace *user_ns, const struct posix_acl *acl, void *buffer, size_t size); +extern const struct xattr_handler posix_acl_access_xattr_handler; +extern const struct xattr_handler posix_acl_default_xattr_handler; + #endif /* _POSIX_ACL_XATTR_H */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 3e355c688618..72bf3a01a4ee 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -449,8 +449,6 @@ static inline int rcu_read_lock_sched_held(void) #ifdef CONFIG_PROVE_RCU -int rcu_my_thread_group_empty(void); - /** * rcu_lockdep_assert - emit lockdep splat if specified condition not met * @c: condition to check diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 0616ffe45702..03f3b05e8ec1 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -75,6 +75,17 @@ do { \ } while (0) /* + * This is the same regardless of which rwsem implementation that is being used. + * It is just a heuristic meant to be called by somebody alreadying holding the + * rwsem to see if somebody from an incompatible type is wanting access to the + * lock. + */ +static inline int rwsem_is_contended(struct rw_semaphore *sem) +{ + return !list_empty(&sem->wait_list); +} + +/* * lock for reading */ extern void down_read(struct rw_semaphore *sem); diff --git a/include/linux/sched.h b/include/linux/sched.h index 68a0e84463a0..a781dec1cd0b 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -128,6 +128,7 @@ struct bio_list; struct fs_struct; struct perf_event_context; struct blk_plug; +struct filename; /* * List of flags we want to share for kernel threads, @@ -2311,7 +2312,7 @@ extern void do_group_exit(int); extern int allow_signal(int); extern int disallow_signal(int); -extern int do_execve(const char *, +extern int do_execve(struct filename *, const char __user * const __user *, const char __user * const __user *); extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *); diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h index b13cf430764f..8045a554cafb 100644 --- a/include/linux/sched/sysctl.h +++ b/include/linux/sched/sysctl.h @@ -5,7 +5,7 @@ extern int sysctl_hung_task_check_count; extern unsigned int sysctl_hung_task_panic; extern unsigned long sysctl_hung_task_timeout_secs; -extern unsigned long sysctl_hung_task_warnings; +extern int sysctl_hung_task_warnings; extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); diff --git a/include/linux/serial_bcm63xx.h b/include/linux/serial_bcm63xx.h new file mode 100644 index 000000000000..570e964dc899 --- /dev/null +++ b/include/linux/serial_bcm63xx.h @@ -0,0 +1,119 @@ +#ifndef _LINUX_SERIAL_BCM63XX_H +#define _LINUX_SERIAL_BCM63XX_H + +/* UART Control Register */ +#define UART_CTL_REG 0x0 +#define UART_CTL_RXTMOUTCNT_SHIFT 0 +#define UART_CTL_RXTMOUTCNT_MASK (0x1f << UART_CTL_RXTMOUTCNT_SHIFT) +#define UART_CTL_RSTTXDN_SHIFT 5 +#define UART_CTL_RSTTXDN_MASK (1 << UART_CTL_RSTTXDN_SHIFT) +#define UART_CTL_RSTRXFIFO_SHIFT 6 +#define UART_CTL_RSTRXFIFO_MASK (1 << UART_CTL_RSTRXFIFO_SHIFT) +#define UART_CTL_RSTTXFIFO_SHIFT 7 +#define UART_CTL_RSTTXFIFO_MASK (1 << UART_CTL_RSTTXFIFO_SHIFT) +#define UART_CTL_STOPBITS_SHIFT 8 +#define UART_CTL_STOPBITS_MASK (0xf << UART_CTL_STOPBITS_SHIFT) +#define UART_CTL_STOPBITS_1 (0x7 << UART_CTL_STOPBITS_SHIFT) +#define UART_CTL_STOPBITS_2 (0xf << UART_CTL_STOPBITS_SHIFT) +#define UART_CTL_BITSPERSYM_SHIFT 12 +#define UART_CTL_BITSPERSYM_MASK (0x3 << UART_CTL_BITSPERSYM_SHIFT) +#define UART_CTL_XMITBRK_SHIFT 14 +#define UART_CTL_XMITBRK_MASK (1 << UART_CTL_XMITBRK_SHIFT) +#define UART_CTL_RSVD_SHIFT 15 +#define UART_CTL_RSVD_MASK (1 << UART_CTL_RSVD_SHIFT) +#define UART_CTL_RXPAREVEN_SHIFT 16 +#define UART_CTL_RXPAREVEN_MASK (1 << UART_CTL_RXPAREVEN_SHIFT) +#define UART_CTL_RXPAREN_SHIFT 17 +#define UART_CTL_RXPAREN_MASK (1 << UART_CTL_RXPAREN_SHIFT) +#define UART_CTL_TXPAREVEN_SHIFT 18 +#define UART_CTL_TXPAREVEN_MASK (1 << UART_CTL_TXPAREVEN_SHIFT) +#define UART_CTL_TXPAREN_SHIFT 18 +#define UART_CTL_TXPAREN_MASK (1 << UART_CTL_TXPAREN_SHIFT) +#define UART_CTL_LOOPBACK_SHIFT 20 +#define UART_CTL_LOOPBACK_MASK (1 << UART_CTL_LOOPBACK_SHIFT) +#define UART_CTL_RXEN_SHIFT 21 +#define UART_CTL_RXEN_MASK (1 << UART_CTL_RXEN_SHIFT) +#define UART_CTL_TXEN_SHIFT 22 +#define UART_CTL_TXEN_MASK (1 << UART_CTL_TXEN_SHIFT) +#define UART_CTL_BRGEN_SHIFT 23 +#define UART_CTL_BRGEN_MASK (1 << UART_CTL_BRGEN_SHIFT) + +/* UART Baudword register */ +#define UART_BAUD_REG 0x4 + +/* UART Misc Control register */ +#define UART_MCTL_REG 0x8 +#define UART_MCTL_DTR_SHIFT 0 +#define UART_MCTL_DTR_MASK (1 << UART_MCTL_DTR_SHIFT) +#define UART_MCTL_RTS_SHIFT 1 +#define UART_MCTL_RTS_MASK (1 << UART_MCTL_RTS_SHIFT) +#define UART_MCTL_RXFIFOTHRESH_SHIFT 8 +#define UART_MCTL_RXFIFOTHRESH_MASK (0xf << UART_MCTL_RXFIFOTHRESH_SHIFT) +#define UART_MCTL_TXFIFOTHRESH_SHIFT 12 +#define UART_MCTL_TXFIFOTHRESH_MASK (0xf << UART_MCTL_TXFIFOTHRESH_SHIFT) +#define UART_MCTL_RXFIFOFILL_SHIFT 16 +#define UART_MCTL_RXFIFOFILL_MASK (0x1f << UART_MCTL_RXFIFOFILL_SHIFT) +#define UART_MCTL_TXFIFOFILL_SHIFT 24 +#define UART_MCTL_TXFIFOFILL_MASK (0x1f << UART_MCTL_TXFIFOFILL_SHIFT) + +/* UART External Input Configuration register */ +#define UART_EXTINP_REG 0xc +#define UART_EXTINP_RI_SHIFT 0 +#define UART_EXTINP_RI_MASK (1 << UART_EXTINP_RI_SHIFT) +#define UART_EXTINP_CTS_SHIFT 1 +#define UART_EXTINP_CTS_MASK (1 << UART_EXTINP_CTS_SHIFT) +#define UART_EXTINP_DCD_SHIFT 2 +#define UART_EXTINP_DCD_MASK (1 << UART_EXTINP_DCD_SHIFT) +#define UART_EXTINP_DSR_SHIFT 3 +#define UART_EXTINP_DSR_MASK (1 << UART_EXTINP_DSR_SHIFT) +#define UART_EXTINP_IRSTAT(x) (1 << (x + 4)) +#define UART_EXTINP_IRMASK(x) (1 << (x + 8)) +#define UART_EXTINP_IR_RI 0 +#define UART_EXTINP_IR_CTS 1 +#define UART_EXTINP_IR_DCD 2 +#define UART_EXTINP_IR_DSR 3 +#define UART_EXTINP_RI_NOSENSE_SHIFT 16 +#define UART_EXTINP_RI_NOSENSE_MASK (1 << UART_EXTINP_RI_NOSENSE_SHIFT) +#define UART_EXTINP_CTS_NOSENSE_SHIFT 17 +#define UART_EXTINP_CTS_NOSENSE_MASK (1 << UART_EXTINP_CTS_NOSENSE_SHIFT) +#define UART_EXTINP_DCD_NOSENSE_SHIFT 18 +#define UART_EXTINP_DCD_NOSENSE_MASK (1 << UART_EXTINP_DCD_NOSENSE_SHIFT) +#define UART_EXTINP_DSR_NOSENSE_SHIFT 19 +#define UART_EXTINP_DSR_NOSENSE_MASK (1 << UART_EXTINP_DSR_NOSENSE_SHIFT) + +/* UART Interrupt register */ +#define UART_IR_REG 0x10 +#define UART_IR_MASK(x) (1 << (x + 16)) +#define UART_IR_STAT(x) (1 << (x)) +#define UART_IR_EXTIP 0 +#define UART_IR_TXUNDER 1 +#define UART_IR_TXOVER 2 +#define UART_IR_TXTRESH 3 +#define UART_IR_TXRDLATCH 4 +#define UART_IR_TXEMPTY 5 +#define UART_IR_RXUNDER 6 +#define UART_IR_RXOVER 7 +#define UART_IR_RXTIMEOUT 8 +#define UART_IR_RXFULL 9 +#define UART_IR_RXTHRESH 10 +#define UART_IR_RXNOTEMPTY 11 +#define UART_IR_RXFRAMEERR 12 +#define UART_IR_RXPARERR 13 +#define UART_IR_RXBRK 14 +#define UART_IR_TXDONE 15 + +/* UART Fifo register */ +#define UART_FIFO_REG 0x14 +#define UART_FIFO_VALID_SHIFT 0 +#define UART_FIFO_VALID_MASK 0xff +#define UART_FIFO_FRAMEERR_SHIFT 8 +#define UART_FIFO_FRAMEERR_MASK (1 << UART_FIFO_FRAMEERR_SHIFT) +#define UART_FIFO_PARERR_SHIFT 9 +#define UART_FIFO_PARERR_MASK (1 << UART_FIFO_PARERR_SHIFT) +#define UART_FIFO_BRKDET_SHIFT 10 +#define UART_FIFO_BRKDET_MASK (1 << UART_FIFO_BRKDET_SHIFT) +#define UART_FIFO_ANYERR_MASK (UART_FIFO_FRAMEERR_MASK | \ + UART_FIFO_PARERR_MASK | \ + UART_FIFO_BRKDET_MASK) + +#endif /* _LINUX_SERIAL_BCM63XX_H */ diff --git a/include/linux/shm.h b/include/linux/shm.h index 429c1995d756..1e2cd2e6b540 100644 --- a/include/linux/shm.h +++ b/include/linux/shm.h @@ -9,7 +9,7 @@ struct shmid_kernel /* private to the kernel */ { struct kern_ipc_perm shm_perm; - struct file * shm_file; + struct file *shm_file; unsigned long shm_nattch; unsigned long shm_segsz; time_t shm_atim; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 1f689e62e4cb..f589c9af8cbf 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2456,6 +2456,7 @@ void skb_zerocopy(struct sk_buff *to, const struct sk_buff *from, void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len); int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen); void skb_scrub_packet(struct sk_buff *skb, bool xnet); +unsigned int skb_gso_transport_seglen(const struct sk_buff *skb); struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features); struct skb_checksum_ops { diff --git a/include/linux/slab.h b/include/linux/slab.h index a060142aa5f5..9260abdd67df 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -205,8 +205,8 @@ struct kmem_cache { #ifdef CONFIG_SLUB /* - * SLUB allocates up to order 2 pages directly and otherwise - * passes the request to the page allocator. + * SLUB directly allocates requests fitting in to an order-1 page + * (PAGE_SIZE*2). Larger requests are passed to the page allocator. */ #define KMALLOC_SHIFT_HIGH (PAGE_SHIFT + 1) #define KMALLOC_SHIFT_MAX (MAX_ORDER + PAGE_SHIFT) @@ -217,12 +217,12 @@ struct kmem_cache { #ifdef CONFIG_SLOB /* - * SLOB passes all page size and larger requests to the page allocator. + * SLOB passes all requests larger than one page to the page allocator. * No kmalloc array is necessary since objects of different sizes can * be allocated from the same page. */ -#define KMALLOC_SHIFT_MAX 30 #define KMALLOC_SHIFT_HIGH PAGE_SHIFT +#define KMALLOC_SHIFT_MAX 30 #ifndef KMALLOC_SHIFT_LOW #define KMALLOC_SHIFT_LOW 3 #endif diff --git a/include/linux/smp.h b/include/linux/smp.h index 5da22ee42e16..3834f43f9993 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -11,12 +11,16 @@ #include <linux/list.h> #include <linux/cpumask.h> #include <linux/init.h> +#include <linux/llist.h> extern void cpu_idle(void); typedef void (*smp_call_func_t)(void *info); struct call_single_data { - struct list_head list; + union { + struct list_head list; + struct llist_node llist; + }; smp_call_func_t func; void *info; u16 flags; diff --git a/include/linux/splice.h b/include/linux/splice.h index 74575cbf2d6f..0e43906d2fda 100644 --- a/include/linux/splice.h +++ b/include/linux/splice.h @@ -24,7 +24,8 @@ * Passed to the actors */ struct splice_desc { - unsigned int len, total_len; /* current and remaining length */ + size_t total_len; /* remaining length */ + unsigned int len; /* current length */ unsigned int flags; /* splice flags */ /* * actor() private data diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h index c64999fd1660..07ef9b82b66d 100644 --- a/include/linux/ssb/ssb.h +++ b/include/linux/ssb/ssb.h @@ -486,6 +486,7 @@ struct ssb_bus { #endif /* EMBEDDED */ #ifdef CONFIG_SSB_DRIVER_GPIO struct gpio_chip gpio; + struct irq_domain *irq_domain; #endif /* DRIVER_GPIO */ /* Internal-only stuff follows. Do not touch. */ diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h index a353e0300b54..7f490bef9e99 100644 --- a/include/linux/sunrpc/rpc_pipe_fs.h +++ b/include/linux/sunrpc/rpc_pipe_fs.h @@ -84,7 +84,8 @@ enum { extern struct dentry *rpc_d_lookup_sb(const struct super_block *sb, const unsigned char *dir_name); -extern void rpc_pipefs_init_net(struct net *net); +extern int rpc_pipefs_init_net(struct net *net); +extern void rpc_pipefs_exit_net(struct net *net); extern struct super_block *rpc_get_sb_net(const struct net *net); extern void rpc_put_sb_net(const struct net *net); @@ -130,5 +131,7 @@ extern int rpc_unlink(struct dentry *); extern int register_rpc_pipefs(void); extern void unregister_rpc_pipefs(void); +extern bool gssd_running(struct net *net); + #endif #endif diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 6eecfc2e4f98..04e763221246 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -368,7 +368,7 @@ struct svc_program { struct svc_program * pg_next; /* other programs (same xprt) */ u32 pg_prog; /* program number */ unsigned int pg_lovers; /* lowest version */ - unsigned int pg_hivers; /* lowest version */ + unsigned int pg_hivers; /* highest version */ unsigned int pg_nvers; /* number of versions */ struct svc_version ** pg_vers; /* version array */ char * pg_name; /* service name */ @@ -386,8 +386,10 @@ struct svc_version { struct svc_procedure * vs_proc; /* per-procedure info */ u32 vs_xdrsize; /* xdrsize needed for this version */ - unsigned int vs_hidden : 1; /* Don't register with portmapper. + unsigned int vs_hidden : 1, /* Don't register with portmapper. * Only used for nfsacl so far. */ + vs_rpcb_optnl:1;/* Don't care the result of register. + * Only used for nfsv4. */ /* Override dispatch function (e.g. when caching replies). * A return value of 0 means drop the request. diff --git a/include/linux/tick.h b/include/linux/tick.h index 0175d8663b6c..b84773cb9f4c 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -104,7 +104,7 @@ extern struct cpumask *tick_get_broadcast_oneshot_mask(void); extern void tick_clock_notify(void); extern int tick_check_oneshot_change(int allow_nohz); extern struct tick_sched *tick_get_tick_sched(int cpu); -extern void tick_check_idle(void); +extern void tick_irq_enter(void); extern int tick_oneshot_mode_active(void); # ifndef arch_needs_cpu # define arch_needs_cpu(cpu) (0) @@ -112,7 +112,7 @@ extern int tick_oneshot_mode_active(void); # else static inline void tick_clock_notify(void) { } static inline int tick_check_oneshot_change(int allow_nohz) { return 0; } -static inline void tick_check_idle(void) { } +static inline void tick_irq_enter(void) { } static inline int tick_oneshot_mode_active(void) { return 0; } # endif @@ -121,7 +121,7 @@ static inline void tick_init(void) { } static inline void tick_cancel_sched_timer(int cpu) { } static inline void tick_clock_notify(void) { } static inline int tick_check_oneshot_change(int allow_nohz) { return 0; } -static inline void tick_check_idle(void) { } +static inline void tick_irq_enter(void) { } static inline int tick_oneshot_mode_active(void) { return 0; } #endif /* !CONFIG_GENERIC_CLOCKEVENTS */ diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h index c557c6d096de..3a712e2e7d76 100644 --- a/include/linux/vm_event_item.h +++ b/include/linux/vm_event_item.h @@ -71,12 +71,14 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT, THP_ZERO_PAGE_ALLOC, THP_ZERO_PAGE_ALLOC_FAILED, #endif +#ifdef CONFIG_DEBUG_TLBFLUSH #ifdef CONFIG_SMP NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */ NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */ -#endif +#endif /* CONFIG_SMP */ NR_TLB_LOCAL_FLUSH_ALL, NR_TLB_LOCAL_FLUSH_ONE, +#endif /* CONFIG_DEBUG_TLBFLUSH */ NR_VM_EVENT_ITEMS }; diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index e4b948080d20..67ce70c8279b 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -83,6 +83,14 @@ static inline void vm_events_fold_cpu(int cpu) #define count_vm_numa_events(x, y) do { (void)(y); } while (0) #endif /* CONFIG_NUMA_BALANCING */ +#ifdef CONFIG_DEBUG_TLBFLUSH +#define count_vm_tlb_event(x) count_vm_event(x) +#define count_vm_tlb_events(x, y) count_vm_events(x, y) +#else +#define count_vm_tlb_event(x) do {} while (0) +#define count_vm_tlb_events(x, y) do { (void)(y); } while (0) +#endif + #define __count_zone_vm_events(item, zone, delta) \ __count_vm_events(item##_NORMAL - ZONE_NORMAL + \ zone_idx(zone), delta) @@ -142,8 +150,6 @@ static inline unsigned long zone_page_state_snapshot(struct zone *zone, return x; } -extern unsigned long global_reclaimable_pages(void); - #ifdef CONFIG_NUMA /* * Determine the per node value of a stat item. This function diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h new file mode 100644 index 000000000000..e44d634e7fb7 --- /dev/null +++ b/include/linux/zsmalloc.h @@ -0,0 +1,51 @@ +/* + * zsmalloc memory allocator + * + * Copyright (C) 2011 Nitin Gupta + * Copyright (C) 2012, 2013 Minchan Kim + * + * This code is released using a dual license strategy: BSD/GPL + * You can choose the license that better fits your requirements. + * + * Released under the terms of 3-clause BSD License + * Released under the terms of GNU General Public License Version 2.0 + */ + +#ifndef _ZS_MALLOC_H_ +#define _ZS_MALLOC_H_ + +#include <linux/types.h> + +/* + * zsmalloc mapping modes + * + * NOTE: These only make a difference when a mapped object spans pages. + * They also have no effect when PGTABLE_MAPPING is selected. + */ +enum zs_mapmode { + ZS_MM_RW, /* normal read-write mapping */ + ZS_MM_RO, /* read-only (no copy-out at unmap time) */ + ZS_MM_WO /* write-only (no copy-in at map time) */ + /* + * NOTE: ZS_MM_WO should only be used for initializing new + * (uninitialized) allocations. Partial writes to already + * initialized allocations should use ZS_MM_RW to preserve the + * existing data. + */ +}; + +struct zs_pool; + +struct zs_pool *zs_create_pool(gfp_t flags); +void zs_destroy_pool(struct zs_pool *pool); + +unsigned long zs_malloc(struct zs_pool *pool, size_t size); +void zs_free(struct zs_pool *pool, unsigned long obj); + +void *zs_map_object(struct zs_pool *pool, unsigned long handle, + enum zs_mapmode mm); +void zs_unmap_object(struct zs_pool *pool, unsigned long handle); + +u64 zs_get_total_size_bytes(struct zs_pool *pool); + +#endif |