From: Heinz Mauelshagen <heinzm@xxxxxxxxxx>
Check commit_requested flag _before_ calling
dm_cache_changed_this_transaction() superfluously.
Signed-off-by: Heinz Mauelshagen <heinzm@xxxxxxxxxx>
Signed-off-by: Mike Snitzer <snitzer@xxxxxxxxxx>
---
drivers/md/dm-cache-target.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index f999ddd..502ae64 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -1324,8 +1324,8 @@ static int need_commit_due_to_time(struct cache *cache)
static int commit_if_needed(struct cache *cache)
{
- if (dm_cache_changed_this_transaction(cache->cmd) &&
- (cache->commit_requested || need_commit_due_to_time(cache))) {
+ if ((cache->commit_requested || need_commit_due_to_time(cache)) &&
+ dm_cache_changed_this_transaction(cache->cmd)) {
atomic_inc(&cache->stats.commit_count);
cache->last_commit_jiffies = jiffies;
cache->commit_requested = false;
--
1.8.1.4
--
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