--- Revision 633936356530
+++ Revision 316565343030
@@ -8,6 +8,7 @@
  
 +static struct btrfs_trans_handle *finish_io_join_trans(struct inode *inode)
 +{
++	struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
 +	struct btrfs_root *root = BTRFS_I(inode)->root;
 +	bool nolock = false;
 +