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Commit 8ee18ede authored by Joe Thornber's avatar Joe Thornber Committed by Mike Snitzer
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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: default avatarJoe Thornber <ejt@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 64748b16

drivers/md/dm-cache-policy-smq.c

+1 −1
Original line number Diff line number Diff line
@@ -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;