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Searched refs:wq_head (Results 1 – 6 of 6) sorted by relevance

/Linux-v5.4/include/linux/
Dwait.h61 extern void __init_waitqueue_head(struct wait_queue_head *wq_head, const char *name, struct lock_cl…
63 #define init_waitqueue_head(wq_head) \ argument
67 __init_waitqueue_head((wq_head), #wq_head, &__key); \
124 static inline int waitqueue_active(struct wait_queue_head *wq_head) in waitqueue_active() argument
126 return !list_empty(&wq_head->head); in waitqueue_active()
137 static inline bool wq_has_single_sleeper(struct wait_queue_head *wq_head) in wq_has_single_sleeper() argument
139 return list_is_singular(&wq_head->head); in wq_has_single_sleeper()
150 static inline bool wq_has_sleeper(struct wait_queue_head *wq_head) in wq_has_sleeper() argument
160 return waitqueue_active(wq_head); in wq_has_sleeper()
163 extern void add_wait_queue(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry);
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Dwait_bit.h26 void __wake_up_bit(struct wait_queue_head *wq_head, void *word, int bit);
27 int __wait_on_bit(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, wait_bit…
28 int __wait_on_bit_lock(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, wai…
/Linux-v5.4/kernel/sched/
Dwait.c9 void __init_waitqueue_head(struct wait_queue_head *wq_head, const char *name, struct lock_class_key… in __init_waitqueue_head() argument
11 spin_lock_init(&wq_head->lock); in __init_waitqueue_head()
12 lockdep_set_class_and_name(&wq_head->lock, key, name); in __init_waitqueue_head()
13 INIT_LIST_HEAD(&wq_head->head); in __init_waitqueue_head()
18 void add_wait_queue(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry) in add_wait_queue() argument
23 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue()
24 __add_wait_queue(wq_head, wq_entry); in add_wait_queue()
25 spin_unlock_irqrestore(&wq_head->lock, flags); in add_wait_queue()
29 void add_wait_queue_exclusive(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry) in add_wait_queue_exclusive() argument
34 spin_lock_irqsave(&wq_head->lock, flags); in add_wait_queue_exclusive()
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Dwait_bit.c41 __wait_on_bit(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, in __wait_on_bit() argument
47 prepare_to_wait(wq_head, &wbq_entry->wq_entry, mode); in __wait_on_bit()
52 finish_wait(wq_head, &wbq_entry->wq_entry); in __wait_on_bit()
61 struct wait_queue_head *wq_head = bit_waitqueue(word, bit); in out_of_line_wait_on_bit() local
64 return __wait_on_bit(wq_head, &wq_entry, action, mode); in out_of_line_wait_on_bit()
72 struct wait_queue_head *wq_head = bit_waitqueue(word, bit); in out_of_line_wait_on_bit_timeout() local
77 return __wait_on_bit(wq_head, &wq_entry, action, mode); in out_of_line_wait_on_bit_timeout()
82 __wait_on_bit_lock(struct wait_queue_head *wq_head, struct wait_bit_queue_entry *wbq_entry, in __wait_on_bit_lock() argument
88 prepare_to_wait_exclusive(wq_head, &wbq_entry->wq_entry, mode); in __wait_on_bit_lock()
98 finish_wait(wq_head, &wbq_entry->wq_entry); in __wait_on_bit_lock()
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/Linux-v5.4/drivers/net/ethernet/mellanox/mlx5/core/en/
Dreporter_rx.c243 u16 wq_head; in mlx5e_rx_reporter_build_diagnose_output() local
257 wq_head = params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ ? in mlx5e_rx_reporter_build_diagnose_output()
284 err = devlink_fmsg_u32_pair_put(fmsg, "cc", wq_head); in mlx5e_rx_reporter_build_diagnose_output()
/Linux-v5.4/tools/memory-model/Documentation/
Drecipes.txt506 * @cond = true; prepare_to_wait(&wq_head, &wait, state);
508 * if (waitqueue_active(wq_head)) if (@cond)
509 * wake_up(wq_head); break;
512 * finish_wait(&wq_head, &wait);
515 On CPU1, prepare_to_wait() contains both a store to wq_head and a call