| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 1 | #ifndef _LINUX_TASK_WORK_H |
| 2 | #define _LINUX_TASK_WORK_H |
| 3 | |
| 4 | #include <linux/list.h> |
| 5 | #include <linux/sched.h> |
| 6 | |
| Al Viro | 67d1214 | 2012-06-27 11:07:19 +0400 | [diff] [blame] | 7 | typedef void (*task_work_func_t)(struct callback_head *); |
| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 8 | |
| 9 | static inline void |
| Al Viro | 67d1214 | 2012-06-27 11:07:19 +0400 | [diff] [blame] | 10 | init_task_work(struct callback_head *twork, task_work_func_t func) |
| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 11 | { |
| 12 | twork->func = func; |
| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 13 | } |
| 14 | |
| Al Viro | 67d1214 | 2012-06-27 11:07:19 +0400 | [diff] [blame] | 15 | int task_work_add(struct task_struct *task, struct callback_head *twork, bool); |
| 16 | struct callback_head *task_work_cancel(struct task_struct *, task_work_func_t); |
| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 17 | void task_work_run(void); |
| 18 | |
| 19 | static inline void exit_task_work(struct task_struct *task) |
| 20 | { |
| Al Viro | 158e164 | 2012-06-27 09:24:13 +0400 | [diff] [blame] | 21 | if (unlikely(task->task_works)) |
| Oleg Nesterov | e73f895 | 2012-05-11 10:59:07 +1000 | [diff] [blame] | 22 | task_work_run(); |
| 23 | } |
| 24 | |
| 25 | #endif /* _LINUX_TASK_WORK_H */ |