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authorChandan Babu R <chandan.babu@oracle.com>2021-08-09 12:05:22 +0530
committerChandan Babu R <chandan.babu@oracle.com>2022-04-11 04:11:17 +0000
commit95f0b95e2b686ceaa3f465e9fa079f22e0fe7665 (patch)
tree6ad802b3e0cc7f9cccc1d7e051bc7d5c6f003955 /fs/xfs/scrub
parent3b0d9fd369ea48419ccb578e0bafa4c54df63ba6 (diff)
xfs: Define max extent length based on on-disk format definition
The maximum extent length depends on maximum block count that can be stored in a BMBT record. Hence this commit defines MAXEXTLEN based on BMBT_BLOCKCOUNT_BITLEN. While at it, the commit also renames MAXEXTLEN to XFS_MAX_BMBT_EXTLEN. Suggested-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
Diffstat (limited to 'fs/xfs/scrub')
-rw-r--r--fs/xfs/scrub/bmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c
index a4cbbc346f60..c357593e0a02 100644
--- a/fs/xfs/scrub/bmap.c
+++ b/fs/xfs/scrub/bmap.c
@@ -350,7 +350,7 @@ xchk_bmap_iextent(
irec->br_startoff);
/* Make sure the extent points to a valid place. */
- if (irec->br_blockcount > MAXEXTLEN)
+ if (irec->br_blockcount > XFS_MAX_BMBT_EXTLEN)
xchk_fblock_set_corrupt(info->sc, info->whichfork,
irec->br_startoff);
if (info->is_rt &&