old_data_len      170 fs/btrfs/xattr.c 		const u16 old_data_len = btrfs_dir_data_len(leaf, di);
old_data_len      177 fs/btrfs/xattr.c 		if (size > old_data_len) {
old_data_len      179 fs/btrfs/xattr.c 			    (size - old_data_len)) {
old_data_len      185 fs/btrfs/xattr.c 		if (old_data_len + name_len + sizeof(*di) == item_size) {
old_data_len      187 fs/btrfs/xattr.c 			if (size > old_data_len)
old_data_len      188 fs/btrfs/xattr.c 				btrfs_extend_item(path, size - old_data_len);
old_data_len      189 fs/btrfs/xattr.c 			else if (size < old_data_len)