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authorMiao Xie <miaox@cn.fujitsu.com>2012-09-06 04:03:56 -0600
committerChris Mason <chris.mason@fusionio.com>2012-10-01 15:19:12 -0400
commit48c03c4bcfd7a1fcb1e05e9b1db1188cdbecf49a (patch)
treeaa89a228922632062ce60e18719e1be0bdb4475a /fs/btrfs/ioctl.c
parent42874b3db7817f662b1d7c6e32f8b63638fa0321 (diff)
downloadop-kernel-dev-48c03c4bcfd7a1fcb1e05e9b1db1188cdbecf49a.zip
op-kernel-dev-48c03c4bcfd7a1fcb1e05e9b1db1188cdbecf49a.tar.gz
Btrfs: fix wrong size for the reservation of the, snapshot creation
We should insert/update 6 items(root ref, root backref, dir item, dir index, root item and parent inode) when creating a snapshot, not 5 items, fix it. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r--fs/btrfs/ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index e6934de..c56daa3 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -526,7 +526,7 @@ static int create_snapshot(struct btrfs_root *root, struct dentry *dentry,
*inherit = NULL; /* take responsibility to free it */
}
- trans = btrfs_start_transaction(root->fs_info->extent_root, 5);
+ trans = btrfs_start_transaction(root->fs_info->extent_root, 6);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
goto fail;
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