xfs: use ->t_dfops in reflink cow recover path

Source kernel commit: d5669ed58175f85d2c13e914c5c4e2bd3647d893

Use ->t_dfops of the leftover COW reservation cleanup transaction.

Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

diff --git a/libxfs/xfs_refcount.c b/libxfs/xfs_refcount.c
index cc2e720f28b4417c0b8055d1b5d5b22ea3dd05a8..d7d1bb8a890f3061da1345b5ae711ea138c4744d 100644 (file)
--- a/libxfs/xfs_refcount.c
+++ b/libxfs/xfs_refcount.c
@@ -1691,18 +1691,19 @@ xfs_refcount_recover_cow_leftovers(
 
                /* Free the orphan record */
                xfs_defer_init(&dfops, &fsb);
+               tp->t_dfops = &dfops;
                agbno = rr->rr_rrec.rc_startblock - XFS_REFC_COW_START;
                fsb = XFS_AGB_TO_FSB(mp, agno, agbno);
-               error = xfs_refcount_free_cow_extent(mp, &dfops, fsb,
+               error = xfs_refcount_free_cow_extent(mp, tp->t_dfops, fsb,
                                rr->rr_rrec.rc_blockcount);
                if (error)
                        goto out_defer;
 
                /* Free the block. */
-               xfs_bmap_add_free(mp, &dfops, fsb,
+               xfs_bmap_add_free(mp, tp->t_dfops, fsb,
                                rr->rr_rrec.rc_blockcount, NULL);
 
-               error = xfs_defer_finish(&tp, &dfops);
+               error = xfs_defer_finish(&tp, tp->t_dfops);
                if (error)
                        goto out_defer;
 
@@ -1716,7 +1717,7 @@ xfs_refcount_recover_cow_leftovers(
 
        return error;
 out_defer:
-       xfs_defer_cancel(&dfops);
+       xfs_defer_cancel(tp->t_dfops);
 out_trans:
        xfs_trans_cancel(tp);
 out_free: