2 * This program is free software; you can redistribute it and/or
3 * modify it under the terms of the GNU General Public
4 * License v2 as published by the Free Software Foundation.
6 * This program is distributed in the hope that it will be useful,
7 * but WITHOUT ANY WARRANTY; without even the implied warranty of
8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
9 * General Public License for more details.
11 * You should have received a copy of the GNU General Public
12 * License along with this program; if not, write to the
13 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
14 * Boston, MA 021110-1307, USA.
18 * Defines and function declarations for code shared by both lowmem and
21 #ifndef __BTRFS_CHECK_COMMON_H__
22 #define __BTRFS_CHECK_COMMON_H__
26 * Use for tree walk to walk through trees whose leaves/nodes can be shared
27 * between different trees. (Namely subvolume/fs trees)
30 u64 bytenr[BTRFS_MAX_LEVEL];
31 u64 refs[BTRFS_MAX_LEVEL];
32 int need_check[BTRFS_MAX_LEVEL];
33 /* field for checking all trees */
34 int checked[BTRFS_MAX_LEVEL];
35 /* the corresponding extent should be marked as full backref or not */
36 int full_backref[BTRFS_MAX_LEVEL];