From ded91f0814a349e36b3ca0eff497f816ad518fba Mon Sep 17 00:00:00 2001
From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Date: Thu, 14 Jul 2011 03:19:27 +0000
Subject: Btrfs: clean up for wait_extent_bit()

We can just use cond_resched_lock().

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---
 fs/btrfs/extent_io.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'fs')

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 0d69425d0197..a0811e639f58 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -648,11 +648,7 @@ again:
 		if (start > end)
 			break;
 
-		if (need_resched()) {
-			spin_unlock(&tree->lock);
-			cond_resched();
-			spin_lock(&tree->lock);
-		}
+		cond_resched_lock(&tree->lock);
 	}
 out:
 	spin_unlock(&tree->lock);
-- 
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