[17/47] xfs: scrub the realtime rmapbt

Commit Message

Darrick J. Wong Dec. 27, 2023, 1:14 p.m. UTC

From: Darrick J. Wong <[e-mail]>

Check the realtime reverse mapping btree against the rtbitmap, and
modify the rtbitmap scrub to check against the rtrmapbt.

Signed-off-by: Darrick J. Wong <[e-mail]>
---
 libxfs/xfs_fs.h                     |    3 ++-
 man/man2/ioctl_xfs_scrub_metadata.2 |    8 ++++++--
 2 files changed, 8 insertions(+), 3 deletions(-)

Patch

diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
index 102b9273360..dcf048aae8c 100644
--- a/libxfs/xfs_fs.h
+++ b/libxfs/xfs_fs.h
@@ -737,9 +737,10 @@  struct xfs_scrub_metadata {
 #define XFS_SCRUB_TYPE_METAPATH	29	/* metadata directory tree paths */
 #define XFS_SCRUB_TYPE_RGSUPER	30	/* realtime superblock */
 #define XFS_SCRUB_TYPE_RGBITMAP	31	/* realtime group bitmap */
+#define XFS_SCRUB_TYPE_RTRMAPBT	32	/* rtgroup reverse mapping btree */
 
 /* Number of scrub subcommands. */
-#define XFS_SCRUB_TYPE_NR	32
+#define XFS_SCRUB_TYPE_NR	33
 
 /*
  * This special type code only applies to the vectored scrub implementation.
diff --git a/man/man2/ioctl_xfs_scrub_metadata.2 b/man/man2/ioctl_xfs_scrub_metadata.2
index dc439897c98..79875968d1c 100644
--- a/man/man2/ioctl_xfs_scrub_metadata.2
+++ b/man/man2/ioctl_xfs_scrub_metadata.2
@@ -98,9 +98,13 @@  The realtime allocation group number must be given in
 must be zero.
 
 .PP
-.TP
+.nf
 .B XFS_SCRUB_TYPE_RGBITMAP
-Examine a given realtime allocation group's free space bitmap.
+.fi
+.TP
+.B XFS_SCRUB_TYPE_RTRMAPBT
+Examine a given realtime allocation group's free space bitmap or reverse
+mapping btree, respectively.
 Records are checked for obviously incorrect values and cross-referenced
 with other allocation group metadata records to ensure that there are no
 conflicts.