diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2023-12-15 10:03:32 -0800 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2023-12-15 10:03:32 -0800 |
| commit | 4bdfd7d15747b170ce93a06fafccaf20544b6684 (patch) | |
| tree | c555c17b502942124ad3ef3b3a4ee4bd1e86e7b8 /fs/xfs/libxfs/xfs_ag.h | |
| parent | 8bd0bf570bd7b5cbcce3f70b760d8dcccd8df6c8 (diff) | |
xfs: repair free space btrees
Rebuild the free space btrees from the gaps in the rmap btree. Refer to
the case study in Documentation/filesystems/xfs-online-fsck-design.rst
for more details.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/libxfs/xfs_ag.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_ag.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_ag.h b/fs/xfs/libxfs/xfs_ag.h index 2e0aef87d633..f16cb7a174d4 100644 --- a/fs/xfs/libxfs/xfs_ag.h +++ b/fs/xfs/libxfs/xfs_ag.h @@ -80,6 +80,15 @@ struct xfs_perag { */ uint16_t pag_checked; uint16_t pag_sick; + +#ifdef CONFIG_XFS_ONLINE_REPAIR + /* + * Alternate btree heights so that online repair won't trip the write + * verifiers while rebuilding the AG btrees. + */ + uint8_t pagf_repair_levels[XFS_BTNUM_AGF]; +#endif + spinlock_t pag_state_lock; spinlock_t pagb_lock; /* lock for pagb_tree */ |