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Commit 4e8163fc authored by Darrick J. Wong's avatar Darrick J. Wong Committed by Greg Kroah-Hartman
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xfs: actually report xattr extents via iomap 



commit 84358536dc355a9c8978ee425f87e116186bed16 upstream.

Apparently FIEMAP for xattrs has been broken since we switched to
the iomap backend because of an incorrect check for xattr presence.
Also fix the broken locking.

Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: default avatarBrian Foster <bfoster@redhat.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent de417ea6

fs/xfs/xfs_iomap.c

+2 −2
Original line number Diff line number Diff line
@@ -1151,10 +1151,10 @@ xfs_xattr_iomap_begin( 
	if (XFS_FORCED_SHUTDOWN(mp))

		return -EIO;



	lockmode = xfs_ilock_data_map_shared(ip);

	lockmode = xfs_ilock_attr_map_shared(ip);



	/* if there are no attribute fork or extents, return ENOENT */

	if (XFS_IFORK_Q(ip) || !ip->i_d.di_anextents) {

	if (!XFS_IFORK_Q(ip) || !ip->i_d.di_anextents) {

		error = -ENOENT;

		goto out_unlock;

	}