diff --git a/[refs] b/[refs]
index dad4ed3b45a5..07f031e9a22f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 47a004103d663bbba8c7c433a710a86f44351cf3
+refs/heads/master: 407df2aa29a33fe16f6ee4bac8cdfa414783b9f1
diff --git a/trunk/block/elevator.c b/trunk/block/elevator.c
index e58928e809ea..a475b1a19f67 100644
--- a/trunk/block/elevator.c
+++ b/trunk/block/elevator.c
@@ -696,6 +696,8 @@ static void elevator_switch(request_queue_t *q, struct elevator_type *new_e)
 		;
 
 	while (q->rq.elvpriv) {
+		blk_remove_plug(q);
+		q->request_fn(q);
 		spin_unlock_irq(q->queue_lock);
 		msleep(10);
 		spin_lock_irq(q->queue_lock);