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git.ipfire.org Git - thirdparty/xfsprogs-dev.git/blob - repair/rmap.h
2 * Copyright (C) 2016 Oracle. All Rights Reserved.
4 * Author: Darrick J. Wong <darrick.wong@oracle.com>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it would be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
23 extern bool collect_rmaps
;
25 extern bool rmap_needs_work(struct xfs_mount
*);
27 extern void rmaps_init(struct xfs_mount
*);
28 extern void rmaps_free(struct xfs_mount
*);
30 extern int rmap_add_rec(struct xfs_mount
*, xfs_ino_t
, int, struct xfs_bmbt_irec
*);
31 extern int rmap_finish_collecting_fork_recs(struct xfs_mount
*mp
,
33 extern int rmap_add_ag_rec(struct xfs_mount
*, xfs_agnumber_t agno
,
34 xfs_agblock_t agbno
, xfs_extlen_t len
, uint64_t owner
);
35 extern int rmap_add_bmbt_rec(struct xfs_mount
*, xfs_ino_t
, int, xfs_fsblock_t
);
36 extern int rmap_fold_raw_recs(struct xfs_mount
*mp
, xfs_agnumber_t agno
);
37 extern bool rmaps_are_mergeable(struct xfs_rmap_irec
*r1
, struct xfs_rmap_irec
*r2
);
39 extern int rmap_add_fixed_ag_rec(struct xfs_mount
*, xfs_agnumber_t
);
40 extern int rmap_store_ag_btree_rec(struct xfs_mount
*, xfs_agnumber_t
);
42 extern size_t rmap_record_count(struct xfs_mount
*, xfs_agnumber_t
);
43 extern int rmap_init_cursor(xfs_agnumber_t
, struct xfs_slab_cursor
**);
44 extern void rmap_avoid_check(void);
45 extern int rmaps_verify_btree(struct xfs_mount
*, xfs_agnumber_t
);
47 extern __int64_t
rmap_diffkeys(struct xfs_rmap_irec
*kp1
,
48 struct xfs_rmap_irec
*kp2
);
49 extern void rmap_high_key_from_rec(struct xfs_rmap_irec
*rec
,
50 struct xfs_rmap_irec
*key
);
52 extern int compute_refcounts(struct xfs_mount
*, xfs_agnumber_t
);
53 extern size_t refcount_record_count(struct xfs_mount
*, xfs_agnumber_t
);
54 extern int init_refcount_cursor(xfs_agnumber_t
, struct xfs_slab_cursor
**);
55 extern void refcount_avoid_check(void);
56 extern int check_refcounts(struct xfs_mount
*, xfs_agnumber_t
);
58 extern void record_inode_reflink_flag(struct xfs_mount
*, struct xfs_dinode
*,
59 xfs_agnumber_t
, xfs_agino_t
, xfs_ino_t
);
60 extern int fix_inode_reflink_flags(struct xfs_mount
*, xfs_agnumber_t
);
62 extern void fix_freelist(struct xfs_mount
*, xfs_agnumber_t
, bool);
63 extern void rmap_store_agflcount(struct xfs_mount
*, xfs_agnumber_t
, int);