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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 <snitzer@redhat.com>
hifive-unleashed-5.1
Mike Snitzer 2015-03-05 22:21:10 -05:00
parent 9d1deb83d4
commit d548b34b06
1 changed files with 1 additions and 1 deletions
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2
drivers/md/dm.c
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@ -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);
}