---

yaml --- r: 263833 b: refs/heads/master c: fa2563e h: refs/heads/master i: 263831: cb9693e v: v3
git-mirror · Sep 15, 2011 · e5a9080 · e5a9080
1 parent cea9526
commit e5a9080
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: df4e33ad249b7480d6ba5dd11fc1dac5cfaffce1
+refs/heads/master: fa2563e41c3d6d6e8af437643981ed28ae0cb56d
diff --git a/trunk/kernel/workqueue.c b/trunk/kernel/workqueue.c
@@ -2412,8 +2412,13 @@ void drain_workqueue(struct workqueue_struct *wq)
 
 	for_each_cwq_cpu(cpu, wq) {
 		struct cpu_workqueue_struct *cwq = get_cwq(cpu, wq);
+		bool drained;
 
-		if (!cwq->nr_active && list_empty(&cwq->delayed_works))
+		spin_lock_irq(&cwq->gcwq->lock);
+		drained = !cwq->nr_active && list_empty(&cwq->delayed_works);
+		spin_unlock_irq(&cwq->gcwq->lock);
+
+		if (drained)
 			continue;
 
 		if (++flush_cnt == 10 ||