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Only certain functions actually change the contents of an xfs_owner_info; the rest can accept a const struct pointer. This will enable us to save stack space by hoisting static owner info types to be const global variables. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017 Oracle. All Rights Reserved.
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* Author: Darrick J. Wong <darrick.wong@oracle.com>
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*/
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#ifndef __XFS_SCRUB_BTREE_H__
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#define __XFS_SCRUB_BTREE_H__
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/* btree scrub */
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/* Check for btree operation errors. */
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bool xchk_btree_process_error(struct xfs_scrub *sc,
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struct xfs_btree_cur *cur, int level, int *error);
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/* Check for btree xref operation errors. */
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bool xchk_btree_xref_process_error(struct xfs_scrub *sc,
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struct xfs_btree_cur *cur, int level, int *error);
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/* Check for btree corruption. */
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void xchk_btree_set_corrupt(struct xfs_scrub *sc,
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struct xfs_btree_cur *cur, int level);
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/* Check for btree xref discrepancies. */
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void xchk_btree_xref_set_corrupt(struct xfs_scrub *sc,
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struct xfs_btree_cur *cur, int level);
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struct xchk_btree;
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typedef int (*xchk_btree_rec_fn)(
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struct xchk_btree *bs,
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union xfs_btree_rec *rec);
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struct xchk_btree {
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/* caller-provided scrub state */
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struct xfs_scrub *sc;
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struct xfs_btree_cur *cur;
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xchk_btree_rec_fn scrub_rec;
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const struct xfs_owner_info *oinfo;
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void *private;
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/* internal scrub state */
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union xfs_btree_rec lastrec;
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bool firstrec;
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union xfs_btree_key lastkey[XFS_BTREE_MAXLEVELS];
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bool firstkey[XFS_BTREE_MAXLEVELS];
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struct list_head to_check;
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};
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int xchk_btree(struct xfs_scrub *sc, struct xfs_btree_cur *cur,
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xchk_btree_rec_fn scrub_fn, const struct xfs_owner_info *oinfo,
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void *private);
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#endif /* __XFS_SCRUB_BTREE_H__ */
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