diff mbox series

[24/28] xfs: check the metadata directory inumber in superblocks

Message ID 173084396431.1870066.10045380845847414423.stgit@frogsfrogsfrogs (mailing list archive)
State New
Headers show
Series [01/28] xfs: constify the xfs_sb predicates | expand

Commit Message

Darrick J. Wong Nov. 5, 2024, 10:22 p.m. UTC 
From: Darrick J. Wong <djwong@kernel.org>

When metadata directories are enabled, make sure that the secondary
superblocks point to the metadata directory.  This isn't strictly
required because the secondaries are only used to recover damaged
filesystems, and the metadir root inumber is fixed.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/scrub/agheader.c |    5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/fs/xfs/scrub/agheader.c b/fs/xfs/scrub/agheader.c
index f8e5b67128d25a..cad997f38a424c 100644
--- a/fs/xfs/scrub/agheader.c
+++ b/fs/xfs/scrub/agheader.c
@@ -144,6 +144,11 @@  xchk_superblock(
 	if (sb->sb_rootino != cpu_to_be64(mp->m_sb.sb_rootino))
 		xchk_block_set_preen(sc, bp);
 
+	if (xfs_has_metadir(sc->mp)) {
+		if (sb->sb_metadirino != cpu_to_be64(mp->m_sb.sb_metadirino))
+			xchk_block_set_preen(sc, bp);
+	}
+
 	if (sb->sb_rbmino != cpu_to_be64(mp->m_sb.sb_rbmino))
 		xchk_block_set_preen(sc, bp);