From: Li Zefan <lizf@cn.fujitsu.com>
Date: Thu, 29 Dec 2011 05:39:50 +0000 (+0800)
Subject: Btrfs: reserve metadata space in btrfs_ioctl_setflags()
X-Git-Tag: v3.3-rc1~26^2~11^2~6
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=4da6f1a332f6c16b6594c7892f13c31459b9b1c8;p=linux.git

Btrfs: reserve metadata space in btrfs_ioctl_setflags()

Check and reserve space for btrfs_update_inode().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
---

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 9619fb03a5d6..fe8a60c865eb 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -254,7 +254,7 @@ static int btrfs_ioctl_setflags(struct file *file, void __user *arg)
 		ip->flags &= ~(BTRFS_INODE_COMPRESS | BTRFS_INODE_NOCOMPRESS);
 	}
 
-	trans = btrfs_join_transaction(root);
+	trans = btrfs_start_transaction(root, 1);
 	if (IS_ERR(trans)) {
 		ret = PTR_ERR(trans);
 		goto out_drop;