| 1,11 → 1,13 |
|---|
| #ifndef _LINUX_WAIT_H |
| #define _LINUX_WAIT_H |
| |
| |
| #include <linux/list.h> |
| #include <syscall.h> |
| |
| typedef struct __wait_queue wait_queue_t; |
| typedef int (*wait_queue_func_t)(wait_queue_t *wait, unsigned mode, int flags, void *key); |
| int default_wake_function(wait_queue_t *wait, unsigned mode, int flags, void *key); |
| |
| typedef struct __wait_queue_head wait_queue_head_t; |
| |
| 21,6 → 23,10 |
|---|
| spinlock_t lock; |
| struct list_head task_list; |
| }; |
| static inline int waitqueue_active(wait_queue_head_t *q) |
| { |
| return !list_empty(&q->task_list); |
| } |
| |
| static inline void __add_wait_queue(wait_queue_head_t *head, wait_queue_t *new) |
| { |