blk_sync_queue() should cancel request_queue->unplug_work
Oleg Nesterov [Tue, 23 Oct 2007 13:08:19 +0000 (15:08 +0200)]
blk_sync_queue() cancels the timer, but forgets to cancel the work.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

block/ll_rw_blk.c

index 49c0f18..d8616e6 100644 (file)
@@ -1738,6 +1738,7 @@ EXPORT_SYMBOL(blk_stop_queue);
 void blk_sync_queue(struct request_queue *q)
 {
        del_timer_sync(&q->unplug_timer);
+       kblockd_flush_work(&q->unplug_work);
 }
 EXPORT_SYMBOL(blk_sync_queue);