diff options
Diffstat (limited to 'include/linux/wait.h')
| -rw-r--r-- | include/linux/wait.h | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index 794be7af58ae..b3b9048421d8 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h | |||
| @@ -77,17 +77,7 @@ struct task_struct; | |||
| 77 | #define __WAIT_BIT_KEY_INITIALIZER(word, bit) \ | 77 | #define __WAIT_BIT_KEY_INITIALIZER(word, bit) \ |
| 78 | { .flags = word, .bit_nr = bit, } | 78 | { .flags = word, .bit_nr = bit, } |
| 79 | 79 | ||
| 80 | /* | 80 | extern void init_waitqueue_head(wait_queue_head_t *q); |
| 81 | * lockdep: we want one lock-class for all waitqueue locks. | ||
| 82 | */ | ||
| 83 | extern struct lock_class_key waitqueue_lock_key; | ||
| 84 | |||
| 85 | static inline void init_waitqueue_head(wait_queue_head_t *q) | ||
| 86 | { | ||
| 87 | spin_lock_init(&q->lock); | ||
| 88 | lockdep_set_class(&q->lock, &waitqueue_lock_key); | ||
| 89 | INIT_LIST_HEAD(&q->task_list); | ||
| 90 | } | ||
| 91 | 81 | ||
| 92 | static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p) | 82 | static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p) |
| 93 | { | 83 | { |
