From: Darrick J. Wong <darrick.wong@oracle.com>
Date: Fri, 17 Nov 2017 04:11:32 +0000 (-0600)
Subject: xfs: scrub AGF and AGFL
X-Git-Tag: v4.15.0-rc1~143^2~67
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d6e1f78ed6c4f43ff5fd33de7df55846edf85f14;p=thirdparty%2Fxfsprogs-dev.git

xfs: scrub AGF and AGFL

Source kernel commit: ab9d5dc59fe6157b8035c4b605166b868f678ee4

Check the block references in the AGF and AGFL headers to make sure
they make sense.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
---

diff --git a/libxfs/xfs_fs.h b/libxfs/xfs_fs.h
index 3fe66c23b..56743ab51 100644
--- a/libxfs/xfs_fs.h
+++ b/libxfs/xfs_fs.h
@@ -506,9 +506,11 @@ struct xfs_scrub_metadata {
 /* Scrub subcommands. */
 #define XFS_SCRUB_TYPE_PROBE	0	/* presence test ioctl */
 #define XFS_SCRUB_TYPE_SB	1	/* superblock */
+#define XFS_SCRUB_TYPE_AGF	2	/* AG free header */
+#define XFS_SCRUB_TYPE_AGFL	3	/* AG free list */
 
 /* Number of scrub subcommands. */
-#define XFS_SCRUB_TYPE_NR	2
+#define XFS_SCRUB_TYPE_NR	4
 
 /* i: Repair this metadata. */
 #define XFS_SCRUB_IFLAG_REPAIR		(1 << 0)