ipc/util.c: remove unnecessary work pending test

Xie XiuQi · torvalds · commit 206fa9409772 · 2013-11-13T12:09:36.000+09:00
Remove unnecessary work pending test before calling schedule_work().  It
has been tested in queue_work_on() already.  No functional changed.

Signed-off-by: Xie XiuQi &lt;xiexiuqi@huawei.com&gt;
Cc: Tejun Heo &lt;tj@kernel.org&gt;
Reviewed-by: Tejun Heo &lt;tj@kernel.org&gt;
Signed-off-by: Andrew Morton &lt;akpm@linux-foundation.org&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
diff --git a/ipc/util.c b/ipc/util.c
@@ -90,10 +90,8 @@ static int ipc_memory_callback(struct notifier_block *self,
 		 * In order not to keep the lock on the hotplug memory chain
 		 * for too long, queue a work item that will, when waken up,
 		 * activate the ipcns notification chain.
-		 * No need to keep several ipc work items on the queue.
 		 */
-		if (!work_pending(&ipc_memory_wq))
-			schedule_work(&ipc_memory_wq);
+		schedule_work(&ipc_memory_wq);
 		break;
 	case MEM_GOING_ONLINE:
 	case MEM_GOING_OFFLINE:
