Merge tag 'dm-3.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm

ee7075d4 · Linus Torvalds <[email protected]> · 2013-08-22 10:43:00 -07:00

Pull device mapper fix from Mike Snitzer:
 "A patch to fix dm-cache-policy-mq's remove_mapping() conflict with
  sparc32"

* tag 'dm-3.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm cache: avoid conflicting remove_mapping() in mq policy

Commit: ee7075d45f57f90a42e61e016562ce8065668201
Parents: 41aacc1e · b936bf8b

Merge commit. Changes below are compared with the first parent: 41aacc1e.

Changes

1 files changed · +7 −9

File	Status	Add	Del	Content
drivers/md/dm-cache-policy-mq.c	modified	+7	−9	View file

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

View file

diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c
index dc112a7..4296155 100644
--- a/drivers/md/dm-cache-policy-mq.c
+++ b/drivers/md/dm-cache-policy-mq.c
@@ -959,23 +959,21 @@ out:
 	return r;
 }
 
-static void remove_mapping(struct mq_policy *mq, dm_oblock_t oblock)
+static void mq_remove_mapping(struct dm_cache_policy *p, dm_oblock_t oblock)
 {
-	struct entry *e = hash_lookup(mq, oblock);
+	struct mq_policy *mq = to_mq_policy(p);
+	struct entry *e;
+
+	mutex_lock(&mq->lock);
+
+	e = hash_lookup(mq, oblock);
 
 	BUG_ON(!e || !e->in_cache);
 
 	del(mq, e);
 	e->in_cache = false;
 	push(mq, e);
-}
 
-static void mq_remove_mapping(struct dm_cache_policy *p, dm_oblock_t oblock)
-{
-	struct mq_policy *mq = to_mq_policy(p);
-
-	mutex_lock(&mq->lock);
-	remove_mapping(mq, oblock);
 	mutex_unlock(&mq->lock);
 }
 