mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 00:04:15 +08:00
64b12563b2
Create some helper functions that we'll use later to deal with problems we might encounter while cross referencing metadata with other metadata. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
67 lines
2.2 KiB
C
67 lines
2.2 KiB
C
/*
|
|
* Copyright (C) 2017 Oracle. All Rights Reserved.
|
|
*
|
|
* Author: Darrick J. Wong <darrick.wong@oracle.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it would be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
#ifndef __XFS_SCRUB_BTREE_H__
|
|
#define __XFS_SCRUB_BTREE_H__
|
|
|
|
/* btree scrub */
|
|
|
|
/* Check for btree operation errors. */
|
|
bool xfs_scrub_btree_process_error(struct xfs_scrub_context *sc,
|
|
struct xfs_btree_cur *cur, int level, int *error);
|
|
|
|
/* Check for btree xref operation errors. */
|
|
bool xfs_scrub_btree_xref_process_error(struct xfs_scrub_context *sc,
|
|
struct xfs_btree_cur *cur, int level,
|
|
int *error);
|
|
|
|
/* Check for btree corruption. */
|
|
void xfs_scrub_btree_set_corrupt(struct xfs_scrub_context *sc,
|
|
struct xfs_btree_cur *cur, int level);
|
|
|
|
/* Check for btree xref discrepancies. */
|
|
void xfs_scrub_btree_xref_set_corrupt(struct xfs_scrub_context *sc,
|
|
struct xfs_btree_cur *cur, int level);
|
|
|
|
struct xfs_scrub_btree;
|
|
typedef int (*xfs_scrub_btree_rec_fn)(
|
|
struct xfs_scrub_btree *bs,
|
|
union xfs_btree_rec *rec);
|
|
|
|
struct xfs_scrub_btree {
|
|
/* caller-provided scrub state */
|
|
struct xfs_scrub_context *sc;
|
|
struct xfs_btree_cur *cur;
|
|
xfs_scrub_btree_rec_fn scrub_rec;
|
|
struct xfs_owner_info *oinfo;
|
|
void *private;
|
|
|
|
/* internal scrub state */
|
|
union xfs_btree_rec lastrec;
|
|
bool firstrec;
|
|
union xfs_btree_key lastkey[XFS_BTREE_MAXLEVELS];
|
|
bool firstkey[XFS_BTREE_MAXLEVELS];
|
|
struct list_head to_check;
|
|
};
|
|
int xfs_scrub_btree(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur,
|
|
xfs_scrub_btree_rec_fn scrub_fn,
|
|
struct xfs_owner_info *oinfo, void *private);
|
|
|
|
#endif /* __XFS_SCRUB_BTREE_H__ */
|