diff options
Diffstat (limited to 'fs/xfs/scrub/repair.h')
| -rw-r--r-- | fs/xfs/scrub/repair.h | 233 |
1 files changed, 211 insertions, 22 deletions
diff --git a/fs/xfs/scrub/repair.h b/fs/xfs/scrub/repair.h index f2fc18bb7605..2bb125c4f9bf 100644 --- a/fs/xfs/scrub/repair.h +++ b/fs/xfs/scrub/repair.h @@ -1,11 +1,16 @@ -// SPDX-License-Identifier: GPL-2.0+ +// SPDX-License-Identifier: GPL-2.0-or-later /* - * Copyright (C) 2018 Oracle. All Rights Reserved. - * Author: Darrick J. Wong <darrick.wong@oracle.com> + * Copyright (C) 2018-2023 Oracle. All Rights Reserved. + * Author: Darrick J. Wong <djwong@kernel.org> */ #ifndef __XFS_SCRUB_REPAIR_H__ #define __XFS_SCRUB_REPAIR_H__ +#include "xfs_quota_defs.h" + +struct xfs_rtgroup; +struct xchk_stats_run; + static inline int xrep_notsupported(struct xfs_scrub *sc) { return -EOPNOTSUPP; @@ -15,25 +20,33 @@ static inline int xrep_notsupported(struct xfs_scrub *sc) /* Repair helpers */ -int xrep_attempt(struct xfs_inode *ip, struct xfs_scrub *sc, bool *fixed); +int xrep_attempt(struct xfs_scrub *sc, struct xchk_stats_run *run); +bool xrep_will_attempt(struct xfs_scrub *sc); void xrep_failure(struct xfs_mount *mp); int xrep_roll_ag_trans(struct xfs_scrub *sc); +int xrep_roll_trans(struct xfs_scrub *sc); +int xrep_defer_finish(struct xfs_scrub *sc); bool xrep_ag_has_space(struct xfs_perag *pag, xfs_extlen_t nr_blocks, enum xfs_ag_resv_type type); xfs_extlen_t xrep_calc_ag_resblks(struct xfs_scrub *sc); -int xrep_alloc_ag_block(struct xfs_scrub *sc, - const struct xfs_owner_info *oinfo, xfs_fsblock_t *fsbno, - enum xfs_ag_resv_type resv); -int xrep_init_btblock(struct xfs_scrub *sc, xfs_fsblock_t fsb, - struct xfs_buf **bpp, xfs_btnum_t btnum, - const struct xfs_buf_ops *ops); -struct xfs_bitmap; +static inline int +xrep_trans_commit( + struct xfs_scrub *sc) +{ + int error = xfs_trans_commit(sc->tp); + + sc->tp = NULL; + return error; +} + +struct xbitmap; +struct xagb_bitmap; +struct xrgb_bitmap; +struct xfsb_bitmap; +struct xrtb_bitmap; -int xrep_fix_freelist(struct xfs_scrub *sc, bool can_shrink); -int xrep_invalidate_blocks(struct xfs_scrub *sc, struct xfs_bitmap *btlist); -int xrep_reap_extents(struct xfs_scrub *sc, struct xfs_bitmap *exlist, - const struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type); +int xrep_fix_freelist(struct xfs_scrub *sc, int alloc_flags); struct xrep_find_ag_btree { /* in: rmap owner of the btree we're looking for */ @@ -42,8 +55,8 @@ struct xrep_find_ag_btree { /* in: buffer ops */ const struct xfs_buf_ops *buf_ops; - /* in: magic number of the btree */ - uint32_t magic; + /* in: maximum btree height */ + unsigned int maxlevels; /* out: the highest btree block found and the tree height */ xfs_agblock_t root; @@ -52,8 +65,63 @@ struct xrep_find_ag_btree { int xrep_find_ag_btree_roots(struct xfs_scrub *sc, struct xfs_buf *agf_bp, struct xrep_find_ag_btree *btree_info, struct xfs_buf *agfl_bp); -void xrep_force_quotacheck(struct xfs_scrub *sc, uint dqtype); + +#ifdef CONFIG_XFS_QUOTA +void xrep_update_qflags(struct xfs_scrub *sc, unsigned int clear_flags, + unsigned int set_flags); +void xrep_force_quotacheck(struct xfs_scrub *sc, xfs_dqtype_t type); int xrep_ino_dqattach(struct xfs_scrub *sc); +#else +# define xrep_force_quotacheck(sc, type) ((void)0) +# define xrep_ino_dqattach(sc) (0) +#endif /* CONFIG_XFS_QUOTA */ + +int xrep_setup_xfbtree(struct xfs_scrub *sc, const char *descr); + +int xrep_ino_ensure_extent_count(struct xfs_scrub *sc, int whichfork, + xfs_extnum_t nextents); +int xrep_reset_perag_resv(struct xfs_scrub *sc); +int xrep_bmap(struct xfs_scrub *sc, int whichfork, bool allow_unwritten); +int xrep_metadata_inode_forks(struct xfs_scrub *sc); +int xrep_setup_ag_rmapbt(struct xfs_scrub *sc); +int xrep_setup_ag_refcountbt(struct xfs_scrub *sc); +int xrep_setup_xattr(struct xfs_scrub *sc); +int xrep_setup_directory(struct xfs_scrub *sc); +int xrep_setup_parent(struct xfs_scrub *sc); +int xrep_setup_nlinks(struct xfs_scrub *sc); +int xrep_setup_symlink(struct xfs_scrub *sc, unsigned int *resblks); +int xrep_setup_dirtree(struct xfs_scrub *sc); +int xrep_setup_rtrmapbt(struct xfs_scrub *sc); +int xrep_setup_rtrefcountbt(struct xfs_scrub *sc); + +/* Repair setup functions */ +int xrep_setup_ag_allocbt(struct xfs_scrub *sc); + +struct xfs_imap; +int xrep_setup_inode(struct xfs_scrub *sc, const struct xfs_imap *imap); + +void xrep_ag_btcur_init(struct xfs_scrub *sc, struct xchk_ag *sa); +int xrep_ag_init(struct xfs_scrub *sc, struct xfs_perag *pag, + struct xchk_ag *sa); +#ifdef CONFIG_XFS_RT +int xrep_rtgroup_init(struct xfs_scrub *sc, struct xfs_rtgroup *rtg, + struct xchk_rt *sr, unsigned int rtglock_flags); +void xrep_rtgroup_btcur_init(struct xfs_scrub *sc, struct xchk_rt *sr); +int xrep_require_rtext_inuse(struct xfs_scrub *sc, xfs_rgblock_t rgbno, + xfs_filblks_t len); +xfs_extlen_t xrep_calc_rtgroup_resblks(struct xfs_scrub *sc); +#else +# define xrep_rtgroup_init(sc, rtg, sr, lockflags) (-ENOSYS) +# define xrep_calc_rtgroup_resblks(sc) (0) +#endif /* CONFIG_XFS_RT */ + +int xrep_check_ino_btree_mapping(struct xfs_scrub *sc, + const struct xfs_rmap_irec *rec); + +/* Metadata revalidators */ + +int xrep_revalidate_allocbt(struct xfs_scrub *sc); +int xrep_revalidate_iallocbt(struct xfs_scrub *sc); /* Metadata repairers */ @@ -62,13 +130,70 @@ int xrep_superblock(struct xfs_scrub *sc); int xrep_agf(struct xfs_scrub *sc); int xrep_agfl(struct xfs_scrub *sc); int xrep_agi(struct xfs_scrub *sc); +int xrep_allocbt(struct xfs_scrub *sc); +int xrep_iallocbt(struct xfs_scrub *sc); +int xrep_rmapbt(struct xfs_scrub *sc); +int xrep_refcountbt(struct xfs_scrub *sc); +int xrep_inode(struct xfs_scrub *sc); +int xrep_bmap_data(struct xfs_scrub *sc); +int xrep_bmap_attr(struct xfs_scrub *sc); +int xrep_bmap_cow(struct xfs_scrub *sc); +int xrep_nlinks(struct xfs_scrub *sc); +int xrep_fscounters(struct xfs_scrub *sc); +int xrep_xattr(struct xfs_scrub *sc); +int xrep_directory(struct xfs_scrub *sc); +int xrep_parent(struct xfs_scrub *sc); +int xrep_symlink(struct xfs_scrub *sc); +int xrep_dirtree(struct xfs_scrub *sc); +int xrep_metapath(struct xfs_scrub *sc); + +#ifdef CONFIG_XFS_RT +int xrep_rtbitmap(struct xfs_scrub *sc); +int xrep_rtsummary(struct xfs_scrub *sc); +int xrep_rgsuperblock(struct xfs_scrub *sc); +int xrep_rtrmapbt(struct xfs_scrub *sc); +int xrep_rtrefcountbt(struct xfs_scrub *sc); +#else +# define xrep_rtbitmap xrep_notsupported +# define xrep_rtsummary xrep_notsupported +# define xrep_rgsuperblock xrep_notsupported +# define xrep_rtrmapbt xrep_notsupported +# define xrep_rtrefcountbt xrep_notsupported +#endif /* CONFIG_XFS_RT */ + +#ifdef CONFIG_XFS_QUOTA +int xrep_quota(struct xfs_scrub *sc); +int xrep_quotacheck(struct xfs_scrub *sc); +#else +# define xrep_quota xrep_notsupported +# define xrep_quotacheck xrep_notsupported +#endif /* CONFIG_XFS_QUOTA */ + +int xrep_reinit_pagf(struct xfs_scrub *sc); +int xrep_reinit_pagi(struct xfs_scrub *sc); + +bool xrep_buf_verify_struct(struct xfs_buf *bp, const struct xfs_buf_ops *ops); +void xrep_inode_set_nblocks(struct xfs_scrub *sc, int64_t new_blocks); +int xrep_reset_metafile_resv(struct xfs_scrub *sc); #else -static inline int xrep_attempt( - struct xfs_inode *ip, +#define xrep_ino_dqattach(sc) (0) + +/* + * When online repair is not built into the kernel, we still want to attempt + * the repair so that the stub xrep_attempt below will return EOPNOTSUPP. + */ +static inline bool xrep_will_attempt(const struct xfs_scrub *sc) +{ + return (sc->sm->sm_flags & XFS_SCRUB_IFLAG_FORCE_REBUILD) || + xchk_needs_repair(sc->sm); +} + +static inline int +xrep_attempt( struct xfs_scrub *sc, - bool *fixed) + struct xchk_stats_run *run) { return -EOPNOTSUPP; } @@ -79,15 +204,79 @@ static inline xfs_extlen_t xrep_calc_ag_resblks( struct xfs_scrub *sc) { - ASSERT(!(sc->sm->sm_flags & XFS_SCRUB_IFLAG_REPAIR)); return 0; } +#define xrep_calc_rtgroup_resblks xrep_calc_ag_resblks + +static inline int +xrep_reset_perag_resv( + struct xfs_scrub *sc) +{ + if (!(sc->flags & XREP_RESET_PERAG_RESV)) + return 0; + + ASSERT(0); + return -EOPNOTSUPP; +} + +/* repair setup functions for no-repair */ +static inline int +xrep_setup_nothing( + struct xfs_scrub *sc) +{ + return 0; +} +#define xrep_setup_ag_allocbt xrep_setup_nothing +#define xrep_setup_ag_rmapbt xrep_setup_nothing +#define xrep_setup_ag_refcountbt xrep_setup_nothing +#define xrep_setup_xattr xrep_setup_nothing +#define xrep_setup_directory xrep_setup_nothing +#define xrep_setup_parent xrep_setup_nothing +#define xrep_setup_nlinks xrep_setup_nothing +#define xrep_setup_dirtree xrep_setup_nothing +#define xrep_setup_metapath xrep_setup_nothing +#define xrep_setup_rtrmapbt xrep_setup_nothing +#define xrep_setup_rtrefcountbt xrep_setup_nothing + +#define xrep_setup_inode(sc, imap) ((void)0) + +static inline int xrep_setup_symlink(struct xfs_scrub *sc, unsigned int *x) +{ + return 0; +} + +#define xrep_revalidate_allocbt (NULL) +#define xrep_revalidate_iallocbt (NULL) + #define xrep_probe xrep_notsupported #define xrep_superblock xrep_notsupported #define xrep_agf xrep_notsupported #define xrep_agfl xrep_notsupported #define xrep_agi xrep_notsupported +#define xrep_allocbt xrep_notsupported +#define xrep_iallocbt xrep_notsupported +#define xrep_rmapbt xrep_notsupported +#define xrep_refcountbt xrep_notsupported +#define xrep_inode xrep_notsupported +#define xrep_bmap_data xrep_notsupported +#define xrep_bmap_attr xrep_notsupported +#define xrep_bmap_cow xrep_notsupported +#define xrep_rtbitmap xrep_notsupported +#define xrep_quota xrep_notsupported +#define xrep_quotacheck xrep_notsupported +#define xrep_nlinks xrep_notsupported +#define xrep_fscounters xrep_notsupported +#define xrep_rtsummary xrep_notsupported +#define xrep_xattr xrep_notsupported +#define xrep_directory xrep_notsupported +#define xrep_parent xrep_notsupported +#define xrep_symlink xrep_notsupported +#define xrep_dirtree xrep_notsupported +#define xrep_metapath xrep_notsupported +#define xrep_rgsuperblock xrep_notsupported +#define xrep_rtrmapbt xrep_notsupported +#define xrep_rtrefcountbt xrep_notsupported #endif /* CONFIG_XFS_ONLINE_REPAIR */ |