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xfs: repair the AGI

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Rebuild the AGI header items with some help from the rmapbt.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong
2018-08-09 22:43:04 -07:00
parent 0e93d3f43e
commit 13942aa94a
3 changed files with 220 additions and 1 deletions
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2
fs/xfs/scrub/repair.h
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@@ -60,6 +60,7 @@ int xrep_probe(struct xfs_scrub *sc);
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);
#else
@@ -85,6 +86,7 @@ xrep_calc_ag_resblks(
#define xrep_superblock xrep_notsupported
#define xrep_agf xrep_notsupported
#define xrep_agfl xrep_notsupported
#define xrep_agi xrep_notsupported
#endif /* CONFIG_XFS_ONLINE_REPAIR */