From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
In xfs_itruncate_extents, only cancel cow blocks and clear the reflink
flag if we were asked to truncate the data fork. Attr fork blocks
cannot be shared, so this makes no sense.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/xfs/xfs_inode.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index e7907d2..383258e 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1611,13 +1611,15 @@ xfs_itruncate_extents(
goto out;
}
- /* Remove all pending CoW reservations. */
- error = xfs_reflink_cancel_cow_blocks(ip, &tp, first_unmap_block,
- last_block, true);
- if (error)
- goto out;
+ if (whichfork == XFS_DATA_FORK) {
+ /* Remove all pending CoW reservations. */
+ error = xfs_reflink_cancel_cow_blocks(ip, &tp,
+ first_unmap_block, last_block, true);
+ if (error)
+ goto out;
- xfs_itruncate_clear_reflink_flags(ip);
+ xfs_itruncate_clear_reflink_flags(ip);
+ }
/*
* Always re-log the inode so that our permanent transaction can keep
--
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