diff mbox series

[22/26] xfs: check the metadata directory inumber in superblocks

Message ID 172437085553.57482.15943448034882910022.stgit@frogsfrogsfrogs (mailing list archive)
State Accepted, archived
Headers show
Series [01/26] xfs: define the on-disk format for the metadir feature | expand

Commit Message

Darrick J. Wong Aug. 23, 2024, 12:07 a.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.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
 fs/xfs/scrub/agheader.c |    5 +++++
 1 file changed, 5 insertions(+)

Comments

'Christoph Hellwig' Aug. 23, 2024, 4:53 a.m. UTC | #1 
Looks good:

Reviewed-by: Christoph Hellwig <hch@lst.de>
diff mbox series

Patch

diff --git a/fs/xfs/scrub/agheader.c b/fs/xfs/scrub/agheader.c
index f8e5b67128d25..cad997f38a424 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);