9 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()
35 	__add_wait_queue_entry_tail(wq_head, wq_entry);  in add_wait_queue_exclusive()
36 	spin_unlock_irqrestore(&wq_head->lock, flags);  in add_wait_queue_exclusive()
40 void remove_wait_queue(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry)  in remove_wait_queue()  argument
44 	spin_lock_irqsave(&wq_head->lock, flags);  in remove_wait_queue()
45 	__remove_wait_queue(wq_head, wq_entry);  in remove_wait_queue()
46 	spin_unlock_irqrestore(&wq_head->lock, flags);  in remove_wait_queue()
66 static int __wake_up_common(struct wait_queue_head *wq_head, unsigned int mode,  in __wake_up_common()  argument
73 	lockdep_assert_held(&wq_head->lock);  in __wake_up_common()
81 		curr = list_first_entry(&wq_head->head, wait_queue_entry_t, entry);  in __wake_up_common()
83 	if (&curr->entry == &wq_head->head)  in __wake_up_common()
86 	list_for_each_entry_safe_from(curr, next, &wq_head->head, entry) {  in __wake_up_common()
100 				(&next->entry != &wq_head->head)) {  in __wake_up_common()
110 static void __wake_up_common_lock(struct wait_queue_head *wq_head, unsigned int mode,  in __wake_up_common_lock()  argument
122 		spin_lock_irqsave(&wq_head->lock, flags);  in __wake_up_common_lock()
123 		nr_exclusive = __wake_up_common(wq_head, mode, nr_exclusive,  in __wake_up_common_lock()
125 		spin_unlock_irqrestore(&wq_head->lock, flags);  in __wake_up_common_lock()
139 void __wake_up(struct wait_queue_head *wq_head, unsigned int mode,  in __wake_up()  argument
142 	__wake_up_common_lock(wq_head, mode, nr_exclusive, 0, key);  in __wake_up()
149 void __wake_up_locked(struct wait_queue_head *wq_head, unsigned int mode, int nr)  in __wake_up_locked()  argument
151 	__wake_up_common(wq_head, mode, nr, 0, NULL, NULL);  in __wake_up_locked()
155 void __wake_up_locked_key(struct wait_queue_head *wq_head, unsigned int mode, void *key)  in __wake_up_locked_key()  argument
157 	__wake_up_common(wq_head, mode, 1, 0, key, NULL);  in __wake_up_locked_key()
161 void __wake_up_locked_key_bookmark(struct wait_queue_head *wq_head,  in __wake_up_locked_key_bookmark()  argument
164 	__wake_up_common(wq_head, mode, 1, 0, key, bookmark);  in __wake_up_locked_key_bookmark()
184 void __wake_up_sync_key(struct wait_queue_head *wq_head, unsigned int mode,  in __wake_up_sync_key()  argument
187 	if (unlikely(!wq_head))  in __wake_up_sync_key()
190 	__wake_up_common_lock(wq_head, mode, 1, WF_SYNC, key);  in __wake_up_sync_key()
210 void __wake_up_locked_sync_key(struct wait_queue_head *wq_head,  in __wake_up_locked_sync_key()  argument
213         __wake_up_common(wq_head, mode, 1, WF_SYNC, key, NULL);  in __wake_up_locked_sync_key()
220 void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode)  in __wake_up_sync()  argument
222 	__wake_up_sync_key(wq_head, mode, NULL);  in __wake_up_sync()
239 prepare_to_wait(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry, int state)  in prepare_to_wait()  argument
244 	spin_lock_irqsave(&wq_head->lock, flags);  in prepare_to_wait()
246 		__add_wait_queue(wq_head, wq_entry);  in prepare_to_wait()
248 	spin_unlock_irqrestore(&wq_head->lock, flags);  in prepare_to_wait()
253 prepare_to_wait_exclusive(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry, int s…  in prepare_to_wait_exclusive()  argument
258 	spin_lock_irqsave(&wq_head->lock, flags);  in prepare_to_wait_exclusive()
260 		__add_wait_queue_entry_tail(wq_head, wq_entry);  in prepare_to_wait_exclusive()
262 	spin_unlock_irqrestore(&wq_head->lock, flags);  in prepare_to_wait_exclusive()
275 long prepare_to_wait_event(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry, int …  in prepare_to_wait_event()  argument
280 	spin_lock_irqsave(&wq_head->lock, flags);  in prepare_to_wait_event()
299 				__add_wait_queue_entry_tail(wq_head, wq_entry);  in prepare_to_wait_event()
301 				__add_wait_queue(wq_head, wq_entry);  in prepare_to_wait_event()
305 	spin_unlock_irqrestore(&wq_head->lock, flags);  in prepare_to_wait_event()
361 void finish_wait(struct wait_queue_head *wq_head, struct wait_queue_entry *wq_entry)  in finish_wait()  argument
380 		spin_lock_irqsave(&wq_head->lock, flags);  in finish_wait()
382 		spin_unlock_irqrestore(&wq_head->lock, flags);  in finish_wait()