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xfs: repair realtime group superblock

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Repair the realtime superblock if it has become out of date with the
primary superblock.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-11-03 20:19:30 -08:00
parent 3f1bdf50ab
commit 1433f8f9ce
3 changed files with 20 additions and 1 deletions
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3
fs/xfs/scrub/repair.h
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@ -146,9 +146,11 @@ 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);
#else
# define xrep_rtbitmap xrep_notsupported
# define xrep_rtsummary xrep_notsupported
# define xrep_rgsuperblock xrep_notsupported
#endif /* CONFIG_XFS_RT */
#ifdef CONFIG_XFS_QUOTA
@ -253,6 +255,7 @@ static inline int xrep_setup_symlink(struct xfs_scrub *sc, unsigned int *x)
#define xrep_symlink xrep_notsupported
#define xrep_dirtree xrep_notsupported
#define xrep_metapath xrep_notsupported
#define xrep_rgsuperblock xrep_notsupported
#endif /* CONFIG_XFS_ONLINE_REPAIR */

16
fs/xfs/scrub/rgsuper.c
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@ -10,8 +10,12 @@
#include "xfs_trans_resv.h"
#include "xfs_mount.h"
#include "xfs_rtgroup.h"
#include "xfs_log_format.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
#include "scrub/scrub.h"
#include "scrub/common.h"
#include "scrub/repair.h"
/* Set us up with a transaction and an empty context. */
int
@ -66,3 +70,15 @@ xchk_rgsuperblock(
xchk_rgsuperblock_xref(sc);
return 0;
}
#ifdef CONFIG_XFS_ONLINE_REPAIR
int
xrep_rgsuperblock(
struct xfs_scrub *sc)
{
ASSERT(rtg_rgno(sc->sr.rtg) == 0);
xfs_log_sb(sc->tp);
return 0;
}
#endif /* CONFIG_XFS_ONLINE_REPAIR */

2
fs/xfs/scrub/scrub.c
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@ -456,7 +456,7 @@ static const struct xchk_meta_ops meta_scrub_ops[] = {
.setup = xchk_setup_rgsuperblock,
.scrub = xchk_rgsuperblock,
.has = xfs_has_rtsb,
.repair = xrep_notsupported,
.repair = xrep_rgsuperblock,
},
};