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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Oracle. All Rights Reserved.
* Author: Darrick J. Wong <darrick.wong@oracle.com>
*/
#ifndef __XFS_SCRUB_BTREE_H__
#define __XFS_SCRUB_BTREE_H__
/* btree scrub */
/* Check for btree operation errors. */
bool xchk_btree_process_error(struct xfs_scrub_context *sc,
struct xfs_btree_cur *cur, int level, int *error);
/* Check for btree xref operation errors. */
bool xchk_btree_xref_process_error(struct xfs_scrub_context *sc,
struct xfs_btree_cur *cur, int level,
int *error);
/* Check for btree corruption. */
void xchk_btree_set_corrupt(struct xfs_scrub_context *sc,
struct xfs_btree_cur *cur, int level);
/* Check for btree xref discrepancies. */
void xchk_btree_xref_set_corrupt(struct xfs_scrub_context *sc,
struct xfs_btree_cur *cur, int level);
struct xchk_btree;
typedef int (*xchk_btree_rec_fn)(
struct xchk_btree *bs,
union xfs_btree_rec *rec);
struct xchk_btree {
/* caller-provided scrub state */
struct xfs_scrub_context *sc;
struct xfs_btree_cur *cur;
xchk_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 xchk_btree(struct xfs_scrub_context *sc, struct xfs_btree_cur *cur,
xchk_btree_rec_fn scrub_fn,
struct xfs_owner_info *oinfo, void *private);
#endif /* __XFS_SCRUB_BTREE_H__ */
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