Revert "dm: only run the queue on completion if congested or no requests pending"

[cascardo/linux.git] / drivers / md / dm.c

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index f331d88..de70377 100644 (file)
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1067,13 +1067,10 @@ static void rq_end_stats(struct mapped_device *md, struct request *orig)
  */
 static void rq_completed(struct mapped_device *md, int rw, bool run_queue)
 {
-       int nr_requests_pending;
-
        atomic_dec(&md->pending[rw]);
 
        /* nudge anyone waiting on suspend queue */
-       nr_requests_pending = md_in_flight(md);
-       if (!nr_requests_pending)
+       if (!md_in_flight(md))
                wake_up(&md->wait);
 
        /*
@@ -1085,8 +1082,7 @@ static void rq_completed(struct mapped_device *md, int rw, bool run_queue)
        if (run_queue) {
                if (md->queue->mq_ops)
                        blk_mq_run_hw_queues(md->queue, true);
-               else if (!nr_requests_pending ||
-                        (nr_requests_pending >= md->queue->nr_congestion_on))
+               else
                        blk_run_queue_async(md->queue);
        }