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-rw-r--r--kernel/workqueue.c27
1 files changed, 9 insertions, 18 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 985902e2e071..41eaffd125ca 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -555,32 +555,23 @@ void flush_work_keventd(struct work_struct *work)
555EXPORT_SYMBOL(flush_work_keventd); 555EXPORT_SYMBOL(flush_work_keventd);
556 556
557/** 557/**
558 * cancel_rearming_delayed_workqueue - kill off a delayed work whose handler rearms the delayed work. 558 * cancel_rearming_delayed_work - kill off a delayed work whose handler rearms the delayed work.
559 * @wq: the controlling workqueue structure
560 * @dwork: the delayed work struct 559 * @dwork: the delayed work struct
561 * 560 *
562 * Note that the work callback function may still be running on return from 561 * Note that the work callback function may still be running on return from
563 * cancel_delayed_work(). Run flush_workqueue() or flush_work() to wait on it. 562 * cancel_delayed_work(). Run flush_workqueue() or flush_work() to wait on it.
564 */ 563 */
565void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq, 564void cancel_rearming_delayed_work(struct delayed_work *dwork)
566 struct delayed_work *dwork)
567{ 565{
568 /* Was it ever queued ? */ 566 struct cpu_workqueue_struct *cwq = get_wq_data(&dwork->work);
569 if (!get_wq_data(&dwork->work))
570 return;
571 567
572 while (!cancel_delayed_work(dwork)) 568 /* Was it ever queued ? */
573 flush_workqueue(wq); 569 if (cwq != NULL) {
574} 570 struct workqueue_struct *wq = cwq->wq;
575EXPORT_SYMBOL(cancel_rearming_delayed_workqueue);
576 571
577/** 572 while (!cancel_delayed_work(dwork))
578 * cancel_rearming_delayed_work - kill off a delayed keventd work whose handler rearms the delayed work. 573 flush_workqueue(wq);
579 * @dwork: the delayed work struct 574 }
580 */
581void cancel_rearming_delayed_work(struct delayed_work *dwork)
582{
583 cancel_rearming_delayed_workqueue(keventd_wq, dwork);
584} 575}
585EXPORT_SYMBOL(cancel_rearming_delayed_work); 576EXPORT_SYMBOL(cancel_rearming_delayed_work);
586 577