From: Joe Thornber Date: Thu, 9 Nov 2017 16:16:56 +0000 (-0500) Subject: dm cache policy smq: change max background work from 10240 to 4096 blocks X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8ee18ede74328906b692403fadb2658cf56f26b3;p=linux.git dm cache policy smq: change max background work from 10240 to 4096 blocks 10240 blocks was too much, lowering this reduces the latency of copying and consumes less memory. Signed-off-by: Joe Thornber Signed-off-by: Mike Snitzer --- diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c index 99fae819a0e7d..58be846ba5b9b 100644 --- a/drivers/md/dm-cache-policy-smq.c +++ b/drivers/md/dm-cache-policy-smq.c @@ -1789,7 +1789,7 @@ static struct dm_cache_policy *__smq_create(dm_cblock_t cache_size, mq->next_hotspot_period = jiffies; mq->next_cache_period = jiffies; - mq->bg_work = btracker_create(10240); /* FIXME: hard coded value */ + mq->bg_work = btracker_create(4096); /* FIXME: hard coded value */ if (!mq->bg_work) goto bad_btracker;