(untested, needs an explicit ack/nack from maintainer)
blk_sync_queue() cancels the timer, but forgets to cancel the work.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
--- K/block/ll_rw_blk.c~2_blk 2007-10-13 14:51:42.000000000 +0400
+++ K/block/ll_rw_blk.c 2007-10-20 16:10:08.000000000 +0400
@@ -1723,6 +1723,7 @@ 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);
-
