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xfs: inode btree scrubber should calculate im_boffset correctly

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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>
This commit is contained in:
Darrick J. Wong 2019-06-03 09:18:26 -07:00
parent d31d718528
commit 025197ebb0
1 changed files with 2 additions and 1 deletions
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3
fs/xfs/scrub/ialloc.c
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@ -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);