From: Chris Mason <chris.mason@oracle.com>
Date: Mon, 13 Jun 2011 15:30:47 +0000 (-0400)
Subject: Btrfs: drop the delalloc_bytes check in shrink_delalloc
X-Git-Tag: v3.0-rc4~9^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f4c44016218a6fce357715b9bbabbbbe1f69853c;p=profile%2Fivi%2Fkernel-x86-ivi.git

Btrfs: drop the delalloc_bytes check in shrink_delalloc

Even when delalloc_bytes is zero, we may need to sleep while waiting
for delalloc space.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index b42efc2..1f61bf5 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3314,10 +3314,6 @@ static int shrink_delalloc(struct btrfs_trans_handle *trans,
 	if (reserved == 0)
 		return 0;
 
-	/* nothing to shrink - nothing to reclaim */
-	if (root->fs_info->delalloc_bytes == 0)
-		return 0;
-
 	max_reclaim = min(reserved, to_reclaim);
 
 	while (loops < 1024) {