From 025197ebb08a77eea702011c479ece1229a9525b Mon Sep 17 00:00:00 2001
From: "Darrick J. Wong" <darrick.wong@oracle.com>
Date: Mon, 3 Jun 2019 09:18:26 -0700
Subject: [PATCH] xfs: inode btree scrubber should calculate im_boffset
correctly
The im_boffset field is in units of bytes, whereas XFS_INO_OFFSET
returns a value in units of inodes. Convert the units so that scrub on
a 64k-block filesystem works correctly.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
---
fs/xfs/scrub/ialloc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/xfs/scrub/ialloc.c b/fs/xfs/scrub/ialloc.c
index 693eb51f5efb2..9b47117180cb1 100644
--- a/fs/xfs/scrub/ialloc.c
+++ b/fs/xfs/scrub/ialloc.c
@@ -252,7 +252,8 @@ xchk_iallocbt_check_cluster(
ir_holemask = (irec->ir_holemask & cluster_mask);
imap.im_blkno = XFS_AGB_TO_DADDR(mp, agno, agbno);
imap.im_len = XFS_FSB_TO_BB(mp, mp->m_blocks_per_cluster);
- imap.im_boffset = XFS_INO_TO_OFFSET(mp, irec->ir_startino);
+ imap.im_boffset = XFS_INO_TO_OFFSET(mp, irec->ir_startino) <<
+ mp->m_sb.sb_inodelog;
if (imap.im_boffset != 0 && cluster_base != 0) {
ASSERT(imap.im_boffset == 0 || cluster_base == 0);
--
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