From d548b34b062b60b4f4df295a0b4823dfda1f1fc4 Mon Sep 17 00:00:00 2001 From: Mike Snitzer Date: Thu, 5 Mar 2015 22:21:10 -0500 Subject: [PATCH] dm: reduce the queue delay used in dm_request_fn from 100ms to 10ms Commit 7eaceaccab ("block: remove per-queue plugging") didn't justify DM's use of a 100ms delay; such an extended delay is a liability when there is reason to re-kick the queue. Signed-off-by: Mike Snitzer --- drivers/md/dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 6f854287384b..98eb02d32e6e 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1997,7 +1997,7 @@ static void dm_request_fn(struct request_queue *q) goto out; delay_and_out: - blk_delay_queue(q, HZ / 10); + blk_delay_queue(q, HZ / 100); out: dm_put_live_table(md, srcu_idx); }