80 extern void init_waitqueue_head(wait_queue_head_t *q);
91 static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p)  in init_waitqueue_entry()  argument
93 	q->flags = 0;  in init_waitqueue_entry()
94 	q->private = p;  in init_waitqueue_entry()
95 	q->func = default_wake_function;  in init_waitqueue_entry()
98 static inline void init_waitqueue_func_entry(wait_queue_t *q,  in init_waitqueue_func_entry()  argument
101 	q->flags = 0;  in init_waitqueue_func_entry()
102 	q->private = NULL;  in init_waitqueue_func_entry()
103 	q->func = func;  in init_waitqueue_func_entry()
106 static inline int waitqueue_active(wait_queue_head_t *q)  in waitqueue_active()  argument
108 	return !list_empty(&q->task_list);  in waitqueue_active()
111 extern void add_wait_queue(wait_queue_head_t *q, wait_queue_t *wait);
112 extern void add_wait_queue_exclusive(wait_queue_head_t *q, wait_queue_t *wait);
113 extern void remove_wait_queue(wait_queue_head_t *q, wait_queue_t *wait);
135 void __wake_up_common(wait_queue_head_t *q, unsigned int mode,
137 void __wake_up(wait_queue_head_t *q, unsigned int mode, int nr, void *key);
138 extern void __wake_up_locked(wait_queue_head_t *q, unsigned int mode);
139 extern void __wake_up_sync(wait_queue_head_t *q, unsigned int mode, int nr);
405 static inline void add_wait_queue_exclusive_locked(wait_queue_head_t *q,  in add_wait_queue_exclusive_locked()  argument
409 	__add_wait_queue_tail(q,  wait);  in add_wait_queue_exclusive_locked()
415 static inline void remove_wait_queue_locked(wait_queue_head_t *q,  in remove_wait_queue_locked()  argument
418 	__remove_wait_queue(q,  wait);  in remove_wait_queue_locked()
426 extern void sleep_on(wait_queue_head_t *q);
427 extern long sleep_on_timeout(wait_queue_head_t *q,
429 extern void interruptible_sleep_on(wait_queue_head_t *q);
430 extern long interruptible_sleep_on_timeout(wait_queue_head_t *q,
436 void prepare_to_wait(wait_queue_head_t *q, wait_queue_t *wait, int state);
437 void prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int state);
438 void finish_wait(wait_queue_head_t *q, wait_queue_t *wait);
439 void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait,