[PATCH 16/23] lvm: device mapper: remove unnecessary unlikely()

Igor Stoppa
2018-08-30T22:35:51Z

WARN_ON() already contains an unlikely(), so it's not necessary to
wrap it into another.

Signed-off-by: Igor Stoppa <igor.stoppa@huawei.com>
Cc: Joe Thornber <ejt@redhat.com>
Cc: Alasdair Kergon <agk@redhat.com>
---
drivers/md/dm-cache-policy-smq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c
index 1b5b9ad9e492..b61aac00ff40 100644
--- a/drivers/md/dm-cache-policy-smq.c
+++ b/drivers/md/dm-cache-policy-smq.c
@@ -1200,7 +1200,7 @@ static void queue_demotion(struct smq_policy *mq)
struct policy_work work;
struct entry *e;

- if (unlikely(WARN_ON_ONCE(!mq->migrations_allowed)))
+ if (WARN_ON_ONCE(!mq->migrations_allowed))
return;

e = q_peek(&mq->clean, mq->clean.nr_levels / 2, true);
--
2.17.1