4 Commits

Author SHA1 Message Date
Christoph Hellwig
1c8b9fd278 xfs: split xfs_allocbt_init_cursor
Split xfs_allocbt_init_cursor into separate routines for the by-bno
and by-cnt btrees to prepare for the removal of the xfs_btnum global
enumeration of btree types.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
2024-02-22 12:40:12 -08:00
Christoph Hellwig
e45ea36451 xfs: split the agf_roots and agf_levels arrays
Using arrays of largely unrelated fields that use the btree number
as index is not very robust.  Split the arrays into three separate
fields instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
2024-02-22 12:39:46 -08:00
Christoph Hellwig
91796b2eef xfs: remove xfs_allocbt_stage_cursor
Just open code the two calls in the callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
2024-02-22 12:39:37 -08:00
Darrick J. Wong
4bdfd7d157 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>
2023-12-15 10:03:32 -08:00