summaryrefslogtreecommitdiff
path: root/include/linux
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/cdrom.h1
-rw-r--r--include/linux/cgroup-defs.h4
-rw-r--r--include/linux/cgroup.h1
-rw-r--r--include/linux/dma-buf.h4
-rw-r--r--include/linux/dpll.h1
-rw-r--r--include/linux/fsnotify_backend.h1
-rw-r--r--include/linux/mailbox_client.h1
-rw-r--r--include/linux/mailbox_controller.h17
-rw-r--r--include/linux/maple_tree.h2
-rw-r--r--include/linux/mm.h2
-rw-r--r--include/linux/mroute_base.h3
-rw-r--r--include/linux/mtd/spinand.h7
-rw-r--r--include/linux/nvme-auth.h6
-rw-r--r--include/linux/rculist.h29
-rw-r--r--include/linux/rhashtable-types.h5
-rw-r--r--include/linux/rhashtable.h8
-rw-r--r--include/linux/sched/ext.h1
-rw-r--r--include/linux/tracepoint.h2
-rw-r--r--include/linux/workqueue.h6
19 files changed, 82 insertions, 19 deletions
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index b907e6c2307d..260d7968cf72 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -108,6 +108,7 @@ int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
extern unsigned int cdrom_check_events(struct cdrom_device_info *cdi,
unsigned int clearing);
+extern void cdrom_probe_write_features(struct cdrom_device_info *cdi);
extern int register_cdrom(struct gendisk *disk, struct cdrom_device_info *cdi);
extern void unregister_cdrom(struct cdrom_device_info *cdi);
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index f42563739d2e..50a784da7a81 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -611,8 +611,8 @@ struct cgroup {
/* used to wait for offlining of csses */
wait_queue_head_t offline_waitq;
- /* used by cgroup_rmdir() to wait for dying tasks to leave */
- wait_queue_head_t dying_populated_waitq;
+ /* defers killing csses after removal until cgroup is depopulated */
+ struct work_struct finish_destroy_work;
/* used to schedule release agent */
struct work_struct release_agent_work;
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index e52160e85af4..f6d037a30fd8 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -53,6 +53,7 @@ struct kernel_clone_args;
enum css_task_iter_flags {
CSS_TASK_ITER_PROCS = (1U << 0), /* walk only threadgroup leaders */
CSS_TASK_ITER_THREADED = (1U << 1), /* walk all threaded css_sets in the domain */
+ CSS_TASK_ITER_WITH_DEAD = (1U << 2), /* include exiting tasks */
CSS_TASK_ITER_SKIPPED = (1U << 16), /* internal flags */
};
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 166933b82e27..d1203da56fc5 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -322,13 +322,13 @@ struct dma_buf {
* @vmapping_counter:
*
* Used internally to refcnt the vmaps returned by dma_buf_vmap().
- * Protected by @lock.
+ * Protected by @resv.
*/
unsigned vmapping_counter;
/**
* @vmap_ptr:
- * The current vmap ptr if @vmapping_counter > 0. Protected by @lock.
+ * The current vmap ptr if @vmapping_counter > 0. Protected by @resv.
*/
struct iosys_map vmap_ptr;
diff --git a/include/linux/dpll.h b/include/linux/dpll.h
index b7277a8b484d..f8037f1ab20b 100644
--- a/include/linux/dpll.h
+++ b/include/linux/dpll.h
@@ -286,6 +286,7 @@ int dpll_pin_ref_sync_pair_add(struct dpll_pin *pin,
int dpll_device_change_ntf(struct dpll_device *dpll);
+int __dpll_pin_change_ntf(struct dpll_pin *pin);
int dpll_pin_change_ntf(struct dpll_pin *pin);
int register_dpll_notifier(struct notifier_block *nb);
diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h
index 95985400d3d8..e5cde39d6e85 100644
--- a/include/linux/fsnotify_backend.h
+++ b/include/linux/fsnotify_backend.h
@@ -915,6 +915,7 @@ extern void fsnotify_clear_marks_by_group(struct fsnotify_group *group,
unsigned int obj_type);
extern void fsnotify_get_mark(struct fsnotify_mark *mark);
extern void fsnotify_put_mark(struct fsnotify_mark *mark);
+struct fsnotify_mark *fsnotify_next_mark(struct fsnotify_mark *mark);
extern void fsnotify_finish_user_wait(struct fsnotify_iter_info *iter_info);
extern bool fsnotify_prepare_user_wait(struct fsnotify_iter_info *iter_info);
diff --git a/include/linux/mailbox_client.h b/include/linux/mailbox_client.h
index c6eea9afb943..e5997120f45c 100644
--- a/include/linux/mailbox_client.h
+++ b/include/linux/mailbox_client.h
@@ -45,6 +45,7 @@ int mbox_send_message(struct mbox_chan *chan, void *mssg);
int mbox_flush(struct mbox_chan *chan, unsigned long timeout);
void mbox_client_txdone(struct mbox_chan *chan, int r); /* atomic */
bool mbox_client_peek_data(struct mbox_chan *chan); /* atomic */
+unsigned int mbox_chan_tx_slots_available(struct mbox_chan *chan); /* atomic */
void mbox_free_channel(struct mbox_chan *chan); /* may sleep */
#endif /* __MAILBOX_CLIENT_H */
diff --git a/include/linux/mailbox_controller.h b/include/linux/mailbox_controller.h
index 80a427c7ca29..dc93287a2a01 100644
--- a/include/linux/mailbox_controller.h
+++ b/include/linux/mailbox_controller.h
@@ -3,6 +3,7 @@
#ifndef __MAILBOX_CONTROLLER_H
#define __MAILBOX_CONTROLLER_H
+#include <linux/bits.h>
#include <linux/completion.h>
#include <linux/device.h>
#include <linux/hrtimer.h>
@@ -11,6 +12,13 @@
struct mbox_chan;
+/* Sentinel value distinguishing "no active request" from "NULL message data" */
+#define MBOX_NO_MSG ((void *)-1)
+
+#define MBOX_TXDONE_BY_IRQ BIT(0) /* controller has remote RTR irq */
+#define MBOX_TXDONE_BY_POLL BIT(1) /* controller can read status of last TX */
+#define MBOX_TXDONE_BY_ACK BIT(2) /* S/W ACK received by Client ticks the TX */
+
/**
* struct mbox_chan_ops - methods to control mailbox channels
* @send_data: The API asks the MBOX controller driver, in atomic
@@ -54,10 +62,10 @@ struct mbox_chan_ops {
/**
* struct mbox_controller - Controller of a class of communication channels
- * @dev: Device backing this controller
- * @ops: Operators that work on each communication chan
- * @chans: Array of channels
- * @num_chans: Number of channels in the 'chans' array.
+ * @dev: Device backing this controller. Required.
+ * @ops: Operators that work on each communication chan. Required.
+ * @chans: Array of channels. Required.
+ * @num_chans: Number of channels in the 'chans' array. Required.
* @txdone_irq: Indicates if the controller can report to API when
* the last transmitted data was read by the remote.
* Eg, if it has some TX ACK irq.
@@ -70,6 +78,7 @@ struct mbox_chan_ops {
* @of_xlate: Controller driver specific mapping of channel via DT
* @poll_hrt: API private. hrtimer used to poll for TXDONE on all
* channels.
+ * @poll_hrt_lock: API private. Lock protecting access to poll_hrt.
* @node: API private. To hook into list of controllers.
*/
struct mbox_controller {
diff --git a/include/linux/maple_tree.h b/include/linux/maple_tree.h
index 0c464eade1d6..4a5631906aff 100644
--- a/include/linux/maple_tree.h
+++ b/include/linux/maple_tree.h
@@ -4,7 +4,7 @@
/*
* Maple Tree - An RCU-safe adaptive tree for storing ranges
* Copyright (c) 2018-2022 Oracle
- * Authors: Liam R. Howlett <Liam.Howlett@Oracle.com>
+ * Authors: Liam R. Howlett <liam@infradead.org>
* Matthew Wilcox <willy@infradead.org>
*/
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 0b776907152e..af23453e9dbd 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -4391,7 +4391,7 @@ static inline void mmap_action_map_kernel_pages_full(struct vm_area_desc *desc,
int mmap_action_prepare(struct vm_area_desc *desc);
int mmap_action_complete(struct vm_area_struct *vma,
- struct mmap_action *action);
+ struct mmap_action *action, bool is_compat);
/* Look up the first VMA which exactly match the interval vm_start ... vm_end */
static inline struct vm_area_struct *find_exact_vma(struct mm_struct *mm,
diff --git a/include/linux/mroute_base.h b/include/linux/mroute_base.h
index cf3374580f74..5d75cc5b057e 100644
--- a/include/linux/mroute_base.h
+++ b/include/linux/mroute_base.h
@@ -226,6 +226,7 @@ struct mr_table_ops {
/**
* struct mr_table - a multicast routing table
+ * @work: used for table destruction
* @list: entry within a list of multicast routing tables
* @net: net where this table belongs
* @ops: protocol specific operations
@@ -243,6 +244,7 @@ struct mr_table_ops {
* @mroute_reg_vif_num: PIM-device vif index
*/
struct mr_table {
+ struct rcu_work work;
struct list_head list;
possible_net_t net;
struct mr_table_ops ops;
@@ -274,6 +276,7 @@ void vif_device_init(struct vif_device *v,
unsigned short flags,
unsigned short get_iflink_mask);
+void mr_table_free(struct mr_table *mrt);
struct mr_table *
mr_table_alloc(struct net *net, u32 id,
struct mr_table_ops *ops,
diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h
index 58abd306ebe3..782984ba3a20 100644
--- a/include/linux/mtd/spinand.h
+++ b/include/linux/mtd/spinand.h
@@ -290,6 +290,12 @@
SPI_MEM_OP_NO_DUMMY, \
SPI_MEM_OP_NO_DATA)
+#define SPINAND_PAGE_READ_PACKED_8D_8D_0_OP(addr) \
+ SPI_MEM_OP(SPI_MEM_DTR_OP_PACKED_CMD(0x13, addr >> 16, 8), \
+ SPI_MEM_DTR_OP_ADDR(2, addr & 0xffff, 8), \
+ SPI_MEM_OP_NO_DUMMY, \
+ SPI_MEM_OP_NO_DATA)
+
#define SPINAND_PAGE_READ_FROM_CACHE_8D_8D_8D_OP(addr, ndummy, buf, len, freq) \
SPI_MEM_OP(SPI_MEM_DTR_OP_RPT_CMD(0x9d, 8), \
SPI_MEM_DTR_OP_ADDR(2, addr, 8), \
@@ -483,6 +489,7 @@ struct spinand_ecc_info {
#define SPINAND_HAS_PROG_PLANE_SELECT_BIT BIT(2)
#define SPINAND_HAS_READ_PLANE_SELECT_BIT BIT(3)
#define SPINAND_NO_RAW_ACCESS BIT(4)
+#define SPINAND_ODTR_PACKED_PAGE_READ BIT(5)
/**
* struct spinand_ondie_ecc_conf - private SPI-NAND on-die ECC engine structure
diff --git a/include/linux/nvme-auth.h b/include/linux/nvme-auth.h
index 682f81046345..d674d8ab26e6 100644
--- a/include/linux/nvme-auth.h
+++ b/include/linux/nvme-auth.h
@@ -49,9 +49,9 @@ int nvme_auth_augmented_challenge(u8 hmac_id, const u8 *skey, size_t skey_len,
int nvme_auth_gen_privkey(struct crypto_kpp *dh_tfm, u8 dh_gid);
int nvme_auth_gen_pubkey(struct crypto_kpp *dh_tfm,
u8 *host_key, size_t host_key_len);
-int nvme_auth_gen_shared_secret(struct crypto_kpp *dh_tfm,
- const u8 *ctrl_key, size_t ctrl_key_len,
- u8 *sess_key, size_t sess_key_len);
+int nvme_auth_gen_session_key(struct crypto_kpp *dh_tfm,
+ const u8 *public_key, size_t public_key_len,
+ u8 *sess_key, size_t sess_key_len, u8 hash_id);
int nvme_auth_generate_psk(u8 hmac_id, const u8 *skey, size_t skey_len,
const u8 *c1, const u8 *c2, size_t hash_len,
u8 **ret_psk, size_t *ret_len);
diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index 2abba7552605..e3bc44225692 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -261,6 +261,35 @@ static inline void list_replace_rcu(struct list_head *old,
old->prev = LIST_POISON2;
}
+static inline void __list_splice_rcu(struct list_head *list,
+ struct list_head *prev,
+ struct list_head *next)
+{
+ struct list_head *first = list->next;
+ struct list_head *last = list->prev;
+
+ last->next = next;
+ first->prev = prev;
+ next->prev = last;
+ rcu_assign_pointer(list_next_rcu(prev), first);
+}
+
+/**
+ * list_splice_rcu - splice a non-RCU list into an RCU-protected list,
+ * designed for stacks.
+ * @list: the non RCU-protected list to splice
+ * @head: the place in the existing RCU-protected list to splice
+ *
+ * The list pointed to by @head can be RCU-read traversed concurrently with
+ * this function.
+ */
+static inline void list_splice_rcu(struct list_head *list,
+ struct list_head *head)
+{
+ if (!list_empty(list))
+ __list_splice_rcu(list, head, head->next);
+}
+
/**
* __list_splice_init_rcu - join an RCU-protected list into an existing list.
* @list: the RCU-protected list to splice
diff --git a/include/linux/rhashtable-types.h b/include/linux/rhashtable-types.h
index 015c8298bebc..fc2f596a6df1 100644
--- a/include/linux/rhashtable-types.h
+++ b/include/linux/rhashtable-types.h
@@ -12,6 +12,7 @@
#include <linux/alloc_tag.h>
#include <linux/atomic.h>
#include <linux/compiler.h>
+#include <linux/irq_work_types.h>
#include <linux/mutex.h>
#include <linux/workqueue_types.h>
@@ -49,6 +50,7 @@ typedef int (*rht_obj_cmpfn_t)(struct rhashtable_compare_arg *arg,
* @head_offset: Offset of rhash_head in struct to be hashed
* @max_size: Maximum size while expanding
* @min_size: Minimum size while shrinking
+ * @insecure_elasticity: Set to true to disable chain length checks
* @automatic_shrinking: Enable automatic shrinking of tables
* @hashfn: Hash function (default: jhash2 if !(key_len % 4), or jhash)
* @obj_hashfn: Function to hash object
@@ -61,6 +63,7 @@ struct rhashtable_params {
u16 head_offset;
unsigned int max_size;
u16 min_size;
+ bool insecure_elasticity;
bool automatic_shrinking;
rht_hashfn_t hashfn;
rht_obj_hashfn_t obj_hashfn;
@@ -75,6 +78,7 @@ struct rhashtable_params {
* @p: Configuration parameters
* @rhlist: True if this is an rhltable
* @run_work: Deferred worker to expand/shrink asynchronously
+ * @run_irq_work: Bounces the @run_work kick through hard IRQ context.
* @mutex: Mutex to protect current/future table swapping
* @lock: Spin lock to protect walker list
* @nelems: Number of elements in table
@@ -86,6 +90,7 @@ struct rhashtable {
struct rhashtable_params p;
bool rhlist;
struct work_struct run_work;
+ struct irq_work run_irq_work;
struct mutex mutex;
spinlock_t lock;
atomic_t nelems;
diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
index 0480509a6339..ef5230cece36 100644
--- a/include/linux/rhashtable.h
+++ b/include/linux/rhashtable.h
@@ -20,6 +20,7 @@
#include <linux/err.h>
#include <linux/errno.h>
+#include <linux/irq_work.h>
#include <linux/jhash.h>
#include <linux/list_nulls.h>
#include <linux/workqueue.h>
@@ -821,14 +822,15 @@ slow_path:
goto out;
}
- if (elasticity <= 0)
+ if (elasticity <= 0 && !params.insecure_elasticity)
goto slow_path;
data = ERR_PTR(-E2BIG);
if (unlikely(rht_grow_above_max(ht, tbl)))
goto out_unlock;
- if (unlikely(rht_grow_above_100(ht, tbl)))
+ if (unlikely(rht_grow_above_100(ht, tbl)) &&
+ !params.insecure_elasticity)
goto slow_path;
/* Inserting at head of list makes unlocking free. */
@@ -846,7 +848,7 @@ slow_path:
rht_assign_unlock(tbl, bkt, obj, flags);
if (rht_grow_above_75(ht, tbl))
- schedule_work(&ht->run_work);
+ irq_work_queue(&ht->run_irq_work);
data = NULL;
out:
diff --git a/include/linux/sched/ext.h b/include/linux/sched/ext.h
index 1a3af2ea2a79..adb9a4de068a 100644
--- a/include/linux/sched/ext.h
+++ b/include/linux/sched/ext.h
@@ -101,6 +101,7 @@ enum scx_ent_flags {
SCX_TASK_DEQD_FOR_SLEEP = 1 << 3, /* last dequeue was for SLEEP */
SCX_TASK_SUB_INIT = 1 << 4, /* task being initialized for a sub sched */
SCX_TASK_IMMED = 1 << 5, /* task is on local DSQ with %SCX_ENQ_IMMED */
+ SCX_TASK_OFF_TASKS = 1 << 6, /* removed from scx_tasks by sched_ext_dead() */
/*
* Bits 8 and 9 are used to carry task state:
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 578e520b6ee6..763eea4d80d8 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -202,7 +202,7 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p)
#define TP_CONDITION(args...) args
/*
- * Individual subsystem my have a separate configuration to
+ * Individual subsystem may have a separate configuration to
* enable their tracepoints. By default, this file will create
* the tracepoints if CONFIG_TRACEPOINTS is defined. If a subsystem
* wants to be able to disable its tracepoints from being created
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index ab6cb70ca1a5..6177624539b3 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -534,8 +534,10 @@ alloc_workqueue_noprof(const char *fmt, unsigned int flags, int max_active, ...)
* Pointer to the allocated workqueue on success, %NULL on failure.
*/
__printf(2, 5) struct workqueue_struct *
-devm_alloc_workqueue(struct device *dev, const char *fmt, unsigned int flags,
- int max_active, ...);
+devm_alloc_workqueue_noprof(struct device *dev, const char *fmt,
+ unsigned int flags, int max_active, ...);
+#define devm_alloc_workqueue(...) \
+ alloc_hooks(devm_alloc_workqueue_noprof(__VA_ARGS__))
#ifdef CONFIG_LOCKDEP
/**
generated by cgit v1.2.3 (git 2.0.4) at 2026-05-07 00:39:56 +0000