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xfs: update rmap to allow cow staging extents in the rt rmap

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Don't error out on CoW staging extent records when realtime reflink is
enabled.

Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-11-20 16:20:57 -08:00
parent 4ee3113aaf
commit 0bada82331
1 changed files with 7 additions and 0 deletions
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7
fs/xfs/libxfs/xfs_rmap.c
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@ -285,6 +285,13 @@ xfs_rtrmap_check_meta_irec(
if (irec->rm_blockcount != mp->m_sb.sb_rextsize)
return __this_address;
return NULL;
case XFS_RMAP_OWN_COW:
if (!xfs_has_rtreflink(mp))
return __this_address;
if (!xfs_verify_rgbext(rtg, irec->rm_startblock,
irec->rm_blockcount))
return __this_address;
return NULL;
default:
return __this_address;
}