diff options
Diffstat (limited to 'include/linux/wait.h')
| -rw-r--r-- | include/linux/wait.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index b3b9048421d8..e820d00e1383 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -79,6 +79,15 @@ struct task_struct; extern void init_waitqueue_head(wait_queue_head_t *q); +#ifdef CONFIG_LOCKDEP +# define __WAIT_QUEUE_HEAD_INIT_ONSTACK(name) \ + ({ init_waitqueue_head(&name); name; }) +# define DECLARE_WAIT_QUEUE_HEAD_ONSTACK(name) \ + wait_queue_head_t name = __WAIT_QUEUE_HEAD_INIT_ONSTACK(name) +#else +# define DECLARE_WAIT_QUEUE_HEAD_ONSTACK(name) DECLARE_WAIT_QUEUE_HEAD(name) +#endif + static inline void init_waitqueue_entry(wait_queue_t *q, struct task_struct *p) { q->flags = 0; |