提交 43046b60 编写于 作者: L Linus Torvalds

workqueue: add 'flush_delayed_work()' to run and wait for delayed work

It basically turns a delayed work into an immediate work, and then waits
for it to finish.
上级 45242006
......@@ -207,6 +207,7 @@ extern int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
extern void flush_workqueue(struct workqueue_struct *wq);
extern void flush_scheduled_work(void);
extern void flush_delayed_work(struct delayed_work *work);
extern int schedule_work(struct work_struct *work);
extern int schedule_work_on(int cpu, struct work_struct *work);
......
......@@ -639,6 +639,24 @@ int schedule_delayed_work(struct delayed_work *dwork,
}
EXPORT_SYMBOL(schedule_delayed_work);
/**
* flush_delayed_work - block until a dwork_struct's callback has terminated
* @dwork: the delayed work which is to be flushed
*
* Any timeout is cancelled, and any pending work is run immediately.
*/
void flush_delayed_work(struct delayed_work *dwork)
{
if (del_timer(&dwork->timer)) {
struct cpu_workqueue_struct *cwq;
cwq = wq_per_cpu(keventd_wq, get_cpu());
__queue_work(cwq, &dwork->work);
put_cpu();
}
flush_work(&dwork->work);
}
EXPORT_SYMBOL(flush_delayed_work);
/**
* schedule_delayed_work_on - queue work in global workqueue on CPU after delay
* @cpu: cpu to use
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册