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From: Qu Wenruo <quwenruo@cn.fujitsu.com>
To: linux-btrfs@vger.kernel.org
Subject: [PATCH] btrfs: raid56: Remove unused variant in lock_stripe_add
Date: Mon, 16 Jan 2017 10:23:06 +0800	[thread overview]
Message-ID: <20170116022306.32446-1-quwenruo@cn.fujitsu.com> (raw)

Variant 'walk' in lock_stripe_add() is never used.
Remove it.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
---
 fs/btrfs/raid56.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 453eefdcb591..b8ffd9ea7499 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -693,11 +693,9 @@ static noinline int lock_stripe_add(struct btrfs_raid_bio *rbio)
 	struct btrfs_raid_bio *freeit = NULL;
 	struct btrfs_raid_bio *cache_drop = NULL;
 	int ret = 0;
-	int walk = 0;
 
 	spin_lock_irqsave(&h->lock, flags);
 	list_for_each_entry(cur, &h->hash_list, hash_list) {
-		walk++;
 		if (cur->bbio->raid_map[0] == rbio->bbio->raid_map[0]) {
 			spin_lock(&cur->bio_list_lock);
 
-- 
2.11.0




             reply	other threads:[~2017-01-16  2:25 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-16  2:23 Qu Wenruo [this message]
2017-01-20 18:24 ` [PATCH] btrfs: raid56: Remove unused variant in lock_stripe_add David Sterba
2017-01-23  7:13   ` Qu Wenruo

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