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0b61f8a4 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
84d42ea6 DW |
2 | /* |
3 | * Copyright (C) 2018 Oracle. All Rights Reserved. | |
84d42ea6 | 4 | * Author: Darrick J. Wong <darrick.wong@oracle.com> |
84d42ea6 DW |
5 | */ |
6 | #ifndef __XFS_SCRUB_REPAIR_H__ | |
7 | #define __XFS_SCRUB_REPAIR_H__ | |
8 | ||
1d8a748a | 9 | static inline int xrep_notsupported(struct xfs_scrub *sc) |
84d42ea6 DW |
10 | { |
11 | return -EOPNOTSUPP; | |
12 | } | |
13 | ||
14 | #ifdef CONFIG_XFS_ONLINE_REPAIR | |
15 | ||
16 | /* Repair helpers */ | |
17 | ||
032d91f9 | 18 | int xrep_attempt(struct xfs_inode *ip, struct xfs_scrub *sc, bool *fixed); |
b5e2196e | 19 | void xrep_failure(struct xfs_mount *mp); |
1d8a748a | 20 | int xrep_roll_ag_trans(struct xfs_scrub *sc); |
b5e2196e | 21 | bool xrep_ag_has_space(struct xfs_perag *pag, xfs_extlen_t nr_blocks, |
0a9633fa | 22 | enum xfs_ag_resv_type type); |
1d8a748a | 23 | xfs_extlen_t xrep_calc_ag_resblks(struct xfs_scrub *sc); |
66e3237e DW |
24 | int xrep_alloc_ag_block(struct xfs_scrub *sc, |
25 | const struct xfs_owner_info *oinfo, xfs_fsblock_t *fsbno, | |
26 | enum xfs_ag_resv_type resv); | |
1d8a748a | 27 | int xrep_init_btblock(struct xfs_scrub *sc, xfs_fsblock_t fsb, |
73d6b42a DW |
28 | struct xfs_buf **bpp, xfs_btnum_t btnum, |
29 | const struct xfs_buf_ops *ops); | |
84d42ea6 | 30 | |
86d969b4 | 31 | struct xfs_bitmap; |
64a39d87 | 32 | |
1d8a748a | 33 | int xrep_fix_freelist(struct xfs_scrub *sc, bool can_shrink); |
86d969b4 DW |
34 | int xrep_invalidate_blocks(struct xfs_scrub *sc, struct xfs_bitmap *btlist); |
35 | int xrep_reap_extents(struct xfs_scrub *sc, struct xfs_bitmap *exlist, | |
66e3237e | 36 | const struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type); |
64a39d87 | 37 | |
b5e2196e | 38 | struct xrep_find_ag_btree { |
04a2b7b2 DW |
39 | /* in: rmap owner of the btree we're looking for */ |
40 | uint64_t rmap_owner; | |
41 | ||
42 | /* in: buffer ops */ | |
43 | const struct xfs_buf_ops *buf_ops; | |
44 | ||
45 | /* in: magic number of the btree */ | |
46 | uint32_t magic; | |
47 | ||
48 | /* out: the highest btree block found and the tree height */ | |
49 | xfs_agblock_t root; | |
50 | unsigned int height; | |
51 | }; | |
52 | ||
032d91f9 DW |
53 | int xrep_find_ag_btree_roots(struct xfs_scrub *sc, struct xfs_buf *agf_bp, |
54 | struct xrep_find_ag_btree *btree_info, struct xfs_buf *agfl_bp); | |
1d8a748a DW |
55 | void xrep_force_quotacheck(struct xfs_scrub *sc, uint dqtype); |
56 | int xrep_ino_dqattach(struct xfs_scrub *sc); | |
04a2b7b2 | 57 | |
84d42ea6 DW |
58 | /* Metadata repairers */ |
59 | ||
1d8a748a DW |
60 | int xrep_probe(struct xfs_scrub *sc); |
61 | int xrep_superblock(struct xfs_scrub *sc); | |
f9ed6deb | 62 | int xrep_agf(struct xfs_scrub *sc); |
0e93d3f4 | 63 | int xrep_agfl(struct xfs_scrub *sc); |
13942aa9 | 64 | int xrep_agi(struct xfs_scrub *sc); |
84d42ea6 DW |
65 | |
66 | #else | |
67 | ||
b5e2196e | 68 | static inline int xrep_attempt( |
032d91f9 | 69 | struct xfs_inode *ip, |
1d8a748a | 70 | struct xfs_scrub *sc, |
032d91f9 | 71 | bool *fixed) |
84d42ea6 DW |
72 | { |
73 | return -EOPNOTSUPP; | |
74 | } | |
75 | ||
b5e2196e | 76 | static inline void xrep_failure(struct xfs_mount *mp) {} |
84d42ea6 | 77 | |
0a9633fa | 78 | static inline xfs_extlen_t |
b5e2196e | 79 | xrep_calc_ag_resblks( |
1d8a748a | 80 | struct xfs_scrub *sc) |
0a9633fa DW |
81 | { |
82 | ASSERT(!(sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR)); | |
83 | return 0; | |
84 | } | |
85 | ||
b5e2196e DW |
86 | #define xrep_probe xrep_notsupported |
87 | #define xrep_superblock xrep_notsupported | |
f9ed6deb | 88 | #define xrep_agf xrep_notsupported |
0e93d3f4 | 89 | #define xrep_agfl xrep_notsupported |
13942aa9 | 90 | #define xrep_agi xrep_notsupported |
84d42ea6 DW |
91 | |
92 | #endif /* CONFIG_XFS_ONLINE_REPAIR */ | |
93 | ||
94 | #endif /* __XFS_SCRUB_REPAIR_H__ */ |