[PATCH v2 13/15] xfs: pass transaction to xfs_defer_add()

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The majority of remaining references to struct xfs_defer_ops in XFS
are associated with xfs_defer_add(). At this point, there are no
more external xfs_defer_ops users left. All instances of
xfs_defer_ops are embedded in the transaction, which means we can
safely pass the transaction down to the dfops add interface.

Update xfs_defer_add() to receive the transaction as a parameter.
Various subsystems implement wrappers to allocate and construct the
context specific data structures for the associated deferred
operation type. Update these to also carry the transaction down as
needed and clean up unused dfops parameters along the way.

This removes most of the remaining references to struct
xfs_defer_ops throughout the code and facilitates removal of the
structure.

Signed-off-by: Brian Foster <bfoster@xxxxxxxxxx>
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
---
 fs/xfs/libxfs/xfs_alloc.c      |  9 ++--
 fs/xfs/libxfs/xfs_bmap.c       | 75 +++++++++++++++------------------
 fs/xfs/libxfs/xfs_bmap.h       | 19 ++++-----
 fs/xfs/libxfs/xfs_bmap_btree.c |  2 +-
 fs/xfs/libxfs/xfs_defer.c      |  5 ++-
 fs/xfs/libxfs/xfs_defer.h      |  2 +-
 fs/xfs/libxfs/xfs_ialloc.c     | 25 +++++------
 fs/xfs/libxfs/xfs_refcount.c   | 76 ++++++++++++++--------------------
 fs/xfs/libxfs/xfs_refcount.h   | 18 ++++----
 fs/xfs/libxfs/xfs_rmap.c       | 53 ++++++++++++------------
 fs/xfs/libxfs/xfs_rmap.h       | 22 ++++------
 fs/xfs/xfs_bmap_item.c         |  3 +-
 fs/xfs/xfs_bmap_util.c         | 13 ++----
 fs/xfs/xfs_refcount_item.c     | 14 ++-----
 fs/xfs/xfs_reflink.c           | 21 ++++------
 15 files changed, 158 insertions(+), 199 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c
index 3c3f2d5119ea..6bacdc31a439 100644
--- a/fs/xfs/libxfs/xfs_alloc.c
+++ b/fs/xfs/libxfs/xfs_alloc.c
@@ -2198,12 +2198,12 @@ xfs_agfl_reset(
  */
 STATIC void
 xfs_defer_agfl_block(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	xfs_agnumber_t			agno,
 	xfs_fsblock_t			agbno,
 	struct xfs_owner_info		*oinfo)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	struct xfs_extent_free_item	*new;		/* new element */
 
 	ASSERT(xfs_bmap_free_item_zone != NULL);
@@ -2216,7 +2216,7 @@ xfs_defer_agfl_block(
 
 	trace_xfs_agfl_free_defer(mp, agno, 0, agbno, 1);
 
-	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_AGFL_FREE, &new->xefi_list);
+	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_AGFL_FREE, &new->xefi_list);
 }
 
 /*
@@ -2325,8 +2325,7 @@ xfs_alloc_fix_freelist(
 
 		/* defer agfl frees if dfops is provided */
 		if (tp->t_dfops) {
-			xfs_defer_agfl_block(mp, tp->t_dfops, args->agno,
-					     bno, &targs.oinfo);
+			xfs_defer_agfl_block(tp, args->agno, bno, &targs.oinfo);
 		} else {
 			error = xfs_free_agfl_block(tp, args->agno, bno, agbp,
 						    &targs.oinfo);
diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index d20f541b7061..f5f1fc47923e 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -533,13 +533,13 @@ xfs_bmap_validate_ret(
  */
 void
 __xfs_bmap_add_free(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	xfs_fsblock_t			bno,
 	xfs_filblks_t			len,
 	struct xfs_owner_info		*oinfo,
 	bool				skip_discard)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	struct xfs_extent_free_item	*new;		/* new element */
 #ifdef DEBUG
 	xfs_agnumber_t		agno;
@@ -568,7 +568,7 @@ __xfs_bmap_add_free(
 	new->xefi_skip_discard = skip_discard;
 	trace_xfs_bmap_free_defer(mp, XFS_FSB_TO_AGNO(mp, bno), 0,
 			XFS_FSB_TO_AGBNO(mp, bno), len);
-	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_FREE, &new->xefi_list);
+	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_FREE, &new->xefi_list);
 }
 
 /*
@@ -624,7 +624,7 @@ xfs_bmap_btree_to_extents(
 	if ((error = xfs_btree_check_block(cur, cblock, 0, cbp)))
 		return error;
 	xfs_rmap_ino_bmbt_owner(&oinfo, ip->i_ino, whichfork);
-	xfs_bmap_add_free(mp, cur->bc_tp->t_dfops, cbno, 1, &oinfo);
+	xfs_bmap_add_free(cur->bc_tp, cbno, 1, &oinfo);
 	ip->i_d.di_nblocks--;
 	xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_BCOUNT, -1L);
 	xfs_trans_binval(tp, cbp);
@@ -1961,8 +1961,7 @@ xfs_bmap_add_extent_delay_real(
 
 	/* add reverse mapping unless caller opted out */
 	if (!(bma->flags & XFS_BMAPI_NORMAP)) {
-		error = xfs_rmap_map_extent(mp, bma->tp->t_dfops, bma->ip,
-				whichfork, new);
+		error = xfs_rmap_map_extent(bma->tp, bma->ip, whichfork, new);
 		if (error)
 			goto done;
 	}
@@ -2026,7 +2025,6 @@ xfs_bmap_add_extent_unwritten_real(
 	int			state = xfs_bmap_fork_to_state(whichfork);
 	struct xfs_mount	*mp = ip->i_mount;
 	struct xfs_bmbt_irec	old;
-	struct xfs_defer_ops	*dfops = tp ? tp->t_dfops : NULL;
 
 	*logflagsp = 0;
 
@@ -2445,7 +2443,7 @@ xfs_bmap_add_extent_unwritten_real(
 	}
 
 	/* update reverse mappings */
-	error = xfs_rmap_convert_extent(mp, dfops, ip, whichfork, new);
+	error = xfs_rmap_convert_extent(mp, tp, ip, whichfork, new);
 	if (error)
 		goto done;
 
@@ -2806,8 +2804,7 @@ xfs_bmap_add_extent_hole_real(
 
 	/* add reverse mapping unless caller opted out */
 	if (!(flags & XFS_BMAPI_NORMAP)) {
-		error = xfs_rmap_map_extent(mp, tp->t_dfops, ip, whichfork,
-				new);
+		error = xfs_rmap_map_extent(tp, ip, whichfork, new);
 		if (error)
 			goto done;
 	}
@@ -4364,9 +4361,8 @@ xfs_bmapi_write(
 			 * the refcount btree for orphan recovery.
 			 */
 			if (whichfork == XFS_COW_FORK) {
-				error = xfs_refcount_alloc_cow_extent(mp,
-						tp->t_dfops, bma.blkno,
-						bma.length);
+				error = xfs_refcount_alloc_cow_extent(tp,
+						bma.blkno, bma.length);
 				if (error)
 					goto error0;
 			}
@@ -4852,7 +4848,6 @@ xfs_bmap_del_extent_real(
 	uint			qfield;	/* quota field to update */
 	int			state = xfs_bmap_fork_to_state(whichfork);
 	struct xfs_bmbt_irec	old;
-	struct xfs_defer_ops	*dfops = tp ? tp->t_dfops : NULL;
 
 	mp = ip->i_mount;
 	XFS_STATS_INC(mp, xs_del_exlist);
@@ -5036,7 +5031,7 @@ xfs_bmap_del_extent_real(
 	}
 
 	/* remove reverse mapping */
-	error = xfs_rmap_unmap_extent(mp, dfops, ip, whichfork, del);
+	error = xfs_rmap_unmap_extent(tp, ip, whichfork, del);
 	if (error)
 		goto done;
 
@@ -5045,11 +5040,11 @@ xfs_bmap_del_extent_real(
 	 */
 	if (do_fx && !(bflags & XFS_BMAPI_REMAP)) {
 		if (xfs_is_reflink_inode(ip) && whichfork == XFS_DATA_FORK) {
-			error = xfs_refcount_decrease_extent(mp, dfops, del);
+			error = xfs_refcount_decrease_extent(tp, del);
 			if (error)
 				goto done;
 		} else {
-			__xfs_bmap_add_free(mp, dfops, del->br_startblock,
+			__xfs_bmap_add_free(tp, del->br_startblock,
 					del->br_blockcount, NULL,
 					(bflags & XFS_BMAPI_NODISCARD) ||
 					del->br_state == XFS_EXT_UNWRITTEN);
@@ -5489,6 +5484,7 @@ xfs_bmse_can_merge(
  */
 STATIC int
 xfs_bmse_merge(
+	struct xfs_trans		*tp,
 	struct xfs_inode		*ip,
 	int				whichfork,
 	xfs_fileoff_t			shift,		/* shift fsb */
@@ -5496,8 +5492,7 @@ xfs_bmse_merge(
 	struct xfs_bmbt_irec		*got,		/* extent to shift */
 	struct xfs_bmbt_irec		*left,		/* preceding extent */
 	struct xfs_btree_cur		*cur,
-	int				*logflags,	/* output */
-	struct xfs_defer_ops		*dfops)
+	int				*logflags)	/* output */
 {
 	struct xfs_bmbt_irec		new;
 	xfs_filblks_t			blockcount;
@@ -5553,23 +5548,23 @@ xfs_bmse_merge(
 			&new);
 
 	/* update reverse mapping. rmap functions merge the rmaps for us */
-	error = xfs_rmap_unmap_extent(mp, dfops, ip, whichfork, got);
+	error = xfs_rmap_unmap_extent(tp, ip, whichfork, got);
 	if (error)
 		return error;
 	memcpy(&new, got, sizeof(new));
 	new.br_startoff = left->br_startoff + left->br_blockcount;
-	return xfs_rmap_map_extent(mp, dfops, ip, whichfork, &new);
+	return xfs_rmap_map_extent(tp, ip, whichfork, &new);
 }
 
 static int
 xfs_bmap_shift_update_extent(
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	int			whichfork,
 	struct xfs_iext_cursor	*icur,
 	struct xfs_bmbt_irec	*got,
 	struct xfs_btree_cur	*cur,
 	int			*logflags,
-	struct xfs_defer_ops	*dfops,
 	xfs_fileoff_t		startoff)
 {
 	struct xfs_mount	*mp = ip->i_mount;
@@ -5597,10 +5592,10 @@ xfs_bmap_shift_update_extent(
 			got);
 
 	/* update reverse mapping */
-	error = xfs_rmap_unmap_extent(mp, dfops, ip, whichfork, &prev);
+	error = xfs_rmap_unmap_extent(tp, ip, whichfork, &prev);
 	if (error)
 		return error;
-	return xfs_rmap_map_extent(mp, dfops, ip, whichfork, got);
+	return xfs_rmap_map_extent(tp, ip, whichfork, got);
 }
 
 int
@@ -5660,9 +5655,9 @@ xfs_bmap_collapse_extents(
 		}
 
 		if (xfs_bmse_can_merge(&prev, &got, offset_shift_fsb)) {
-			error = xfs_bmse_merge(ip, whichfork, offset_shift_fsb,
-					&icur, &got, &prev, cur, &logflags,
-					tp->t_dfops);
+			error = xfs_bmse_merge(tp, ip, whichfork,
+					offset_shift_fsb, &icur, &got, &prev,
+					cur, &logflags);
 			if (error)
 				goto del_cursor;
 			goto done;
@@ -5674,8 +5669,8 @@ xfs_bmap_collapse_extents(
 		}
 	}
 
-	error = xfs_bmap_shift_update_extent(ip, whichfork, &icur, &got, cur,
-			&logflags, tp->t_dfops, new_startoff);
+	error = xfs_bmap_shift_update_extent(tp, ip, whichfork, &icur, &got,
+			cur, &logflags, new_startoff);
 	if (error)
 		goto del_cursor;
 
@@ -5801,8 +5796,8 @@ xfs_bmap_insert_extents(
 			WARN_ON_ONCE(1);
 	}
 
-	error = xfs_bmap_shift_update_extent(ip, whichfork, &icur, &got, cur,
-			&logflags, tp->t_dfops, new_startoff);
+	error = xfs_bmap_shift_update_extent(tp, ip, whichfork, &icur, &got,
+			cur, &logflags, new_startoff);
 	if (error)
 		goto del_cursor;
 
@@ -5979,13 +5974,13 @@ xfs_bmap_is_update_needed(
 /* Record a bmap intent. */
 static int
 __xfs_bmap_add(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	enum xfs_bmap_intent_type	type,
 	struct xfs_inode		*ip,
 	int				whichfork,
 	struct xfs_bmbt_irec		*bmap)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	struct xfs_bmap_intent		*bi;
 
 	trace_xfs_bmap_defer(mp,
@@ -6004,38 +5999,34 @@ __xfs_bmap_add(
 	bi->bi_whichfork = whichfork;
 	bi->bi_bmap = *bmap;
 
-	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_BMAP, &bi->bi_list);
+	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_BMAP, &bi->bi_list);
 	return 0;
 }
 
 /* Map an extent into a file. */
 int
 xfs_bmap_map_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	struct xfs_bmbt_irec	*PREV)
 {
 	if (!xfs_bmap_is_update_needed(PREV))
 		return 0;
 
-	return __xfs_bmap_add(mp, dfops, XFS_BMAP_MAP, ip,
-			XFS_DATA_FORK, PREV);
+	return __xfs_bmap_add(tp, XFS_BMAP_MAP, ip, XFS_DATA_FORK, PREV);
 }
 
 /* Unmap an extent out of a file. */
 int
 xfs_bmap_unmap_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	struct xfs_bmbt_irec	*PREV)
 {
 	if (!xfs_bmap_is_update_needed(PREV))
 		return 0;
 
-	return __xfs_bmap_add(mp, dfops, XFS_BMAP_UNMAP, ip,
-			XFS_DATA_FORK, PREV);
+	return __xfs_bmap_add(tp, XFS_BMAP_UNMAP, ip, XFS_DATA_FORK, PREV);
 }
 
 /*
diff --git a/fs/xfs/libxfs/xfs_bmap.h b/fs/xfs/libxfs/xfs_bmap.h
index 9165a878edcd..b6e9b639e731 100644
--- a/fs/xfs/libxfs/xfs_bmap.h
+++ b/fs/xfs/libxfs/xfs_bmap.h
@@ -184,9 +184,9 @@ void	xfs_trim_extent(struct xfs_bmbt_irec *irec, xfs_fileoff_t bno,
 void	xfs_trim_extent_eof(struct xfs_bmbt_irec *, struct xfs_inode *);
 int	xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd);
 void	xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork);
-void	__xfs_bmap_add_free(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-			  xfs_fsblock_t bno, xfs_filblks_t len,
-			  struct xfs_owner_info *oinfo, bool skip_discard);
+void	__xfs_bmap_add_free(struct xfs_trans *tp, xfs_fsblock_t bno,
+		xfs_filblks_t len, struct xfs_owner_info *oinfo,
+		bool skip_discard);
 void	xfs_bmap_compute_maxlevels(struct xfs_mount *mp, int whichfork);
 int	xfs_bmap_first_unused(struct xfs_trans *tp, struct xfs_inode *ip,
 		xfs_extlen_t len, xfs_fileoff_t *unused, int whichfork);
@@ -230,13 +230,12 @@ int	xfs_bmapi_reserve_delalloc(struct xfs_inode *ip, int whichfork,
 
 static inline void
 xfs_bmap_add_free(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	xfs_fsblock_t			bno,
 	xfs_filblks_t			len,
 	struct xfs_owner_info		*oinfo)
 {
-	__xfs_bmap_add_free(mp, dfops, bno, len, oinfo, false);
+	__xfs_bmap_add_free(tp, bno, len, oinfo, false);
 }
 
 enum xfs_bmap_intent_type {
@@ -256,10 +255,10 @@ int	xfs_bmap_finish_one(struct xfs_trans *tp, struct xfs_inode *ip,
 		enum xfs_bmap_intent_type type, int whichfork,
 		xfs_fileoff_t startoff, xfs_fsblock_t startblock,
 		xfs_filblks_t *blockcount, xfs_exntst_t state);
-int	xfs_bmap_map_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		struct xfs_inode *ip, struct xfs_bmbt_irec *imap);
-int	xfs_bmap_unmap_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		struct xfs_inode *ip, struct xfs_bmbt_irec *imap);
+int	xfs_bmap_map_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+		struct xfs_bmbt_irec *imap);
+int	xfs_bmap_unmap_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+		struct xfs_bmbt_irec *imap);
 
 static inline int xfs_bmap_fork_to_state(int whichfork)
 {
diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c
index 955e29de8cae..cdb74d2e2a43 100644
--- a/fs/xfs/libxfs/xfs_bmap_btree.c
+++ b/fs/xfs/libxfs/xfs_bmap_btree.c
@@ -289,7 +289,7 @@ xfs_bmbt_free_block(
 	struct xfs_owner_info	oinfo;
 
 	xfs_rmap_ino_bmbt_owner(&oinfo, ip->i_ino, cur->bc_private.b.whichfork);
-	xfs_bmap_add_free(mp, cur->bc_tp->t_dfops, fsbno, 1, &oinfo);
+	xfs_bmap_add_free(cur->bc_tp, fsbno, 1, &oinfo);
 	ip->i_d.di_nblocks--;
 
 	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
diff --git a/fs/xfs/libxfs/xfs_defer.c b/fs/xfs/libxfs/xfs_defer.c
index d811a85daf6e..ded038e4051e 100644
--- a/fs/xfs/libxfs/xfs_defer.c
+++ b/fs/xfs/libxfs/xfs_defer.c
@@ -490,12 +490,15 @@ xfs_defer_cancel(
 /* Add an item for later deferred processing. */
 void
 xfs_defer_add(
-	struct xfs_defer_ops		*dop,
+	struct xfs_trans		*tp,
 	enum xfs_defer_ops_type		type,
 	struct list_head		*li)
 {
+	struct xfs_defer_ops		*dop = tp->t_dfops;
 	struct xfs_defer_pending	*dfp = NULL;
 
+	ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);
+
 	/*
 	 * Add the item to a pending item at the end of the intake list.
 	 * If the last pending item has the same type, reuse it.  Else,
diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h
index f091bf3abeaf..b2675f1ca909 100644
--- a/fs/xfs/libxfs/xfs_defer.h
+++ b/fs/xfs/libxfs/xfs_defer.h
@@ -35,7 +35,7 @@ enum xfs_defer_ops_type {
 	XFS_DEFER_OPS_TYPE_MAX,
 };
 
-void xfs_defer_add(struct xfs_defer_ops *dop, enum xfs_defer_ops_type type,
+void xfs_defer_add(struct xfs_trans *tp, enum xfs_defer_ops_type type,
 		struct list_head *h);
 int xfs_defer_finish_noroll(struct xfs_trans **tp);
 int xfs_defer_finish(struct xfs_trans **tp);
diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c
index 295304ad1bc1..a8f6db735d5d 100644
--- a/fs/xfs/libxfs/xfs_ialloc.c
+++ b/fs/xfs/libxfs/xfs_ialloc.c
@@ -1838,23 +1838,24 @@ xfs_dialloc(
  */
 STATIC void
 xfs_difree_inode_chunk(
-	struct xfs_mount		*mp,
+	struct xfs_trans		*tp,
 	xfs_agnumber_t			agno,
-	struct xfs_inobt_rec_incore	*rec,
-	struct xfs_defer_ops		*dfops)
+	struct xfs_inobt_rec_incore	*rec)
 {
-	xfs_agblock_t	sagbno = XFS_AGINO_TO_AGBNO(mp, rec->ir_startino);
-	int		startidx, endidx;
-	int		nextbit;
-	xfs_agblock_t	agbno;
-	int		contigblk;
-	struct xfs_owner_info	oinfo;
+	struct xfs_mount		*mp = tp->t_mountp;
+	xfs_agblock_t			sagbno = XFS_AGINO_TO_AGBNO(mp,
+							rec->ir_startino);
+	int				startidx, endidx;
+	int				nextbit;
+	xfs_agblock_t			agbno;
+	int				contigblk;
+	struct xfs_owner_info		oinfo;
 	DECLARE_BITMAP(holemask, XFS_INOBT_HOLEMASK_BITS);
 	xfs_rmap_ag_owner(&oinfo, XFS_RMAP_OWN_INODES);
 
 	if (!xfs_inobt_issparse(rec->ir_holemask)) {
 		/* not sparse, calculate extent info directly */
-		xfs_bmap_add_free(mp, dfops, XFS_AGB_TO_FSB(mp, agno, sagbno),
+		xfs_bmap_add_free(tp, XFS_AGB_TO_FSB(mp, agno, sagbno),
 				  mp->m_ialloc_blks, &oinfo);
 		return;
 	}
@@ -1898,7 +1899,7 @@ xfs_difree_inode_chunk(
 
 		ASSERT(agbno % mp->m_sb.sb_spino_align == 0);
 		ASSERT(contigblk % mp->m_sb.sb_spino_align == 0);
-		xfs_bmap_add_free(mp, dfops, XFS_AGB_TO_FSB(mp, agno, agbno),
+		xfs_bmap_add_free(tp, XFS_AGB_TO_FSB(mp, agno, agbno),
 				  contigblk, &oinfo);
 
 		/* reset range to current bit and carry on... */
@@ -2002,7 +2003,7 @@ xfs_difree_inobt(
 			goto error0;
 		}
 
-		xfs_difree_inode_chunk(mp, agno, &rec, tp->t_dfops);
+		xfs_difree_inode_chunk(tp, agno, &rec);
 	} else {
 		xic->deleted = false;
 
diff --git a/fs/xfs/libxfs/xfs_refcount.c b/fs/xfs/libxfs/xfs_refcount.c
index 86f297ca90cd..c713c49200d3 100644
--- a/fs/xfs/libxfs/xfs_refcount.c
+++ b/fs/xfs/libxfs/xfs_refcount.c
@@ -34,11 +34,9 @@ enum xfs_refc_adjust_op {
 };
 
 STATIC int __xfs_refcount_cow_alloc(struct xfs_btree_cur *rcur,
-		xfs_agblock_t agbno, xfs_extlen_t aglen,
-		struct xfs_defer_ops *dfops);
+		xfs_agblock_t agbno, xfs_extlen_t aglen);
 STATIC int __xfs_refcount_cow_free(struct xfs_btree_cur *rcur,
-		xfs_agblock_t agbno, xfs_extlen_t aglen,
-		struct xfs_defer_ops *dfops);
+		xfs_agblock_t agbno, xfs_extlen_t aglen);
 
 /*
  * Look up the first record less than or equal to [bno, len] in the btree
@@ -870,7 +868,6 @@ xfs_refcount_adjust_extents(
 	xfs_agblock_t		*agbno,
 	xfs_extlen_t		*aglen,
 	enum xfs_refc_adjust_op	adj,
-	struct xfs_defer_ops	*dfops,
 	struct xfs_owner_info	*oinfo)
 {
 	struct xfs_refcount_irec	ext, tmp;
@@ -925,8 +922,8 @@ xfs_refcount_adjust_extents(
 				fsbno = XFS_AGB_TO_FSB(cur->bc_mp,
 						cur->bc_private.a.agno,
 						tmp.rc_startblock);
-				xfs_bmap_add_free(cur->bc_mp, dfops, fsbno,
-						tmp.rc_blockcount, oinfo);
+				xfs_bmap_add_free(cur->bc_tp, fsbno,
+						  tmp.rc_blockcount, oinfo);
 			}
 
 			(*agbno) += tmp.rc_blockcount;
@@ -968,8 +965,8 @@ xfs_refcount_adjust_extents(
 			fsbno = XFS_AGB_TO_FSB(cur->bc_mp,
 					cur->bc_private.a.agno,
 					ext.rc_startblock);
-			xfs_bmap_add_free(cur->bc_mp, dfops, fsbno,
-					ext.rc_blockcount, oinfo);
+			xfs_bmap_add_free(cur->bc_tp, fsbno, ext.rc_blockcount,
+					  oinfo);
 		}
 
 skip:
@@ -998,7 +995,6 @@ xfs_refcount_adjust(
 	xfs_agblock_t		*new_agbno,
 	xfs_extlen_t		*new_aglen,
 	enum xfs_refc_adjust_op	adj,
-	struct xfs_defer_ops	*dfops,
 	struct xfs_owner_info	*oinfo)
 {
 	bool			shape_changed;
@@ -1043,7 +1039,7 @@ xfs_refcount_adjust(
 
 	/* Now that we've taken care of the ends, adjust the middle extents */
 	error = xfs_refcount_adjust_extents(cur, new_agbno, new_aglen,
-			adj, dfops, oinfo);
+			adj, oinfo);
 	if (error)
 		goto out_error;
 
@@ -1090,7 +1086,6 @@ xfs_refcount_finish_one(
 	struct xfs_btree_cur		**pcur)
 {
 	struct xfs_mount		*mp = tp->t_mountp;
-	struct xfs_defer_ops		*dfops = tp->t_dfops;
 	struct xfs_btree_cur		*rcur;
 	struct xfs_buf			*agbp = NULL;
 	int				error = 0;
@@ -1145,23 +1140,23 @@ xfs_refcount_finish_one(
 	switch (type) {
 	case XFS_REFCOUNT_INCREASE:
 		error = xfs_refcount_adjust(rcur, bno, blockcount, &new_agbno,
-			new_len, XFS_REFCOUNT_ADJUST_INCREASE, dfops, NULL);
+			new_len, XFS_REFCOUNT_ADJUST_INCREASE, NULL);
 		*new_fsb = XFS_AGB_TO_FSB(mp, agno, new_agbno);
 		break;
 	case XFS_REFCOUNT_DECREASE:
 		error = xfs_refcount_adjust(rcur, bno, blockcount, &new_agbno,
-			new_len, XFS_REFCOUNT_ADJUST_DECREASE, dfops, NULL);
+			new_len, XFS_REFCOUNT_ADJUST_DECREASE, NULL);
 		*new_fsb = XFS_AGB_TO_FSB(mp, agno, new_agbno);
 		break;
 	case XFS_REFCOUNT_ALLOC_COW:
 		*new_fsb = startblock + blockcount;
 		*new_len = 0;
-		error = __xfs_refcount_cow_alloc(rcur, bno, blockcount, dfops);
+		error = __xfs_refcount_cow_alloc(rcur, bno, blockcount);
 		break;
 	case XFS_REFCOUNT_FREE_COW:
 		*new_fsb = startblock + blockcount;
 		*new_len = 0;
-		error = __xfs_refcount_cow_free(rcur, bno, blockcount, dfops);
+		error = __xfs_refcount_cow_free(rcur, bno, blockcount);
 		break;
 	default:
 		ASSERT(0);
@@ -1183,12 +1178,12 @@ xfs_refcount_finish_one(
  */
 static int
 __xfs_refcount_add(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	enum xfs_refcount_intent_type	type,
 	xfs_fsblock_t			startblock,
 	xfs_extlen_t			blockcount)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	struct xfs_refcount_intent	*ri;
 
 	trace_xfs_refcount_defer(mp, XFS_FSB_TO_AGNO(mp, startblock),
@@ -1202,7 +1197,7 @@ __xfs_refcount_add(
 	ri->ri_startblock = startblock;
 	ri->ri_blockcount = blockcount;
 
-	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_REFCOUNT, &ri->ri_list);
+	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_REFCOUNT, &ri->ri_list);
 	return 0;
 }
 
@@ -1211,14 +1206,13 @@ __xfs_refcount_add(
  */
 int
 xfs_refcount_increase_extent(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	struct xfs_bmbt_irec		*PREV)
 {
-	if (!xfs_sb_version_hasreflink(&mp->m_sb))
+	if (!xfs_sb_version_hasreflink(&tp->t_mountp->m_sb))
 		return 0;
 
-	return __xfs_refcount_add(mp, dfops, XFS_REFCOUNT_INCREASE,
+	return __xfs_refcount_add(tp, XFS_REFCOUNT_INCREASE,
 			PREV->br_startblock, PREV->br_blockcount);
 }
 
@@ -1227,14 +1221,13 @@ xfs_refcount_increase_extent(
  */
 int
 xfs_refcount_decrease_extent(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	struct xfs_bmbt_irec		*PREV)
 {
-	if (!xfs_sb_version_hasreflink(&mp->m_sb))
+	if (!xfs_sb_version_hasreflink(&tp->t_mountp->m_sb))
 		return 0;
 
-	return __xfs_refcount_add(mp, dfops, XFS_REFCOUNT_DECREASE,
+	return __xfs_refcount_add(tp, XFS_REFCOUNT_DECREASE,
 			PREV->br_startblock, PREV->br_blockcount);
 }
 
@@ -1522,8 +1515,7 @@ STATIC int
 __xfs_refcount_cow_alloc(
 	struct xfs_btree_cur	*rcur,
 	xfs_agblock_t		agbno,
-	xfs_extlen_t		aglen,
-	struct xfs_defer_ops	*dfops)
+	xfs_extlen_t		aglen)
 {
 	trace_xfs_refcount_cow_increase(rcur->bc_mp, rcur->bc_private.a.agno,
 			agbno, aglen);
@@ -1540,8 +1532,7 @@ STATIC int
 __xfs_refcount_cow_free(
 	struct xfs_btree_cur	*rcur,
 	xfs_agblock_t		agbno,
-	xfs_extlen_t		aglen,
-	struct xfs_defer_ops	*dfops)
+	xfs_extlen_t		aglen)
 {
 	trace_xfs_refcount_cow_decrease(rcur->bc_mp, rcur->bc_private.a.agno,
 			agbno, aglen);
@@ -1554,47 +1545,45 @@ __xfs_refcount_cow_free(
 /* Record a CoW staging extent in the refcount btree. */
 int
 xfs_refcount_alloc_cow_extent(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	xfs_fsblock_t			fsb,
 	xfs_extlen_t			len)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	int				error;
 
 	if (!xfs_sb_version_hasreflink(&mp->m_sb))
 		return 0;
 
-	error = __xfs_refcount_add(mp, dfops, XFS_REFCOUNT_ALLOC_COW,
-			fsb, len);
+	error = __xfs_refcount_add(tp, XFS_REFCOUNT_ALLOC_COW, fsb, len);
 	if (error)
 		return error;
 
 	/* Add rmap entry */
-	return xfs_rmap_alloc_extent(mp, dfops, XFS_FSB_TO_AGNO(mp, fsb),
+	return xfs_rmap_alloc_extent(tp, XFS_FSB_TO_AGNO(mp, fsb),
 			XFS_FSB_TO_AGBNO(mp, fsb), len, XFS_RMAP_OWN_COW);
 }
 
 /* Forget a CoW staging event in the refcount btree. */
 int
 xfs_refcount_free_cow_extent(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	xfs_fsblock_t			fsb,
 	xfs_extlen_t			len)
 {
+	struct xfs_mount		*mp = tp->t_mountp;
 	int				error;
 
 	if (!xfs_sb_version_hasreflink(&mp->m_sb))
 		return 0;
 
 	/* Remove rmap entry */
-	error = xfs_rmap_free_extent(mp, dfops, XFS_FSB_TO_AGNO(mp, fsb),
+	error = xfs_rmap_free_extent(tp, XFS_FSB_TO_AGNO(mp, fsb),
 			XFS_FSB_TO_AGBNO(mp, fsb), len, XFS_RMAP_OWN_COW);
 	if (error)
 		return error;
 
-	return __xfs_refcount_add(mp, dfops, XFS_REFCOUNT_FREE_COW,
-			fsb, len);
+	return __xfs_refcount_add(tp, XFS_REFCOUNT_FREE_COW, fsb, len);
 }
 
 struct xfs_refcount_recovery {
@@ -1692,14 +1681,13 @@ xfs_refcount_recover_cow_leftovers(
 		/* Free the orphan record */
 		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, tp->t_dfops, fsb,
+		error = xfs_refcount_free_cow_extent(tp, fsb,
 				rr->rr_rrec.rc_blockcount);
 		if (error)
 			goto out_trans;
 
 		/* Free the block. */
-		xfs_bmap_add_free(mp, tp->t_dfops, fsb,
-				rr->rr_rrec.rc_blockcount, NULL);
+		xfs_bmap_add_free(tp, fsb, rr->rr_rrec.rc_blockcount, NULL);
 
 		error = xfs_trans_commit(tp);
 		if (error)
diff --git a/fs/xfs/libxfs/xfs_refcount.h b/fs/xfs/libxfs/xfs_refcount.h
index 3b72c6dbf6ad..1d9c518575e7 100644
--- a/fs/xfs/libxfs/xfs_refcount.h
+++ b/fs/xfs/libxfs/xfs_refcount.h
@@ -29,10 +29,10 @@ struct xfs_refcount_intent {
 	xfs_extlen_t				ri_blockcount;
 };
 
-extern int xfs_refcount_increase_extent(struct xfs_mount *mp,
-		struct xfs_defer_ops *dfops, struct xfs_bmbt_irec *irec);
-extern int xfs_refcount_decrease_extent(struct xfs_mount *mp,
-		struct xfs_defer_ops *dfops, struct xfs_bmbt_irec *irec);
+extern int xfs_refcount_increase_extent(struct xfs_trans *tp,
+		struct xfs_bmbt_irec *irec);
+extern int xfs_refcount_decrease_extent(struct xfs_trans *tp,
+		struct xfs_bmbt_irec *irec);
 
 extern void xfs_refcount_finish_one_cleanup(struct xfs_trans *tp,
 		struct xfs_btree_cur *rcur, int error);
@@ -45,12 +45,10 @@ extern int xfs_refcount_find_shared(struct xfs_btree_cur *cur,
 		xfs_agblock_t agbno, xfs_extlen_t aglen, xfs_agblock_t *fbno,
 		xfs_extlen_t *flen, bool find_end_of_shared);
 
-extern int xfs_refcount_alloc_cow_extent(struct xfs_mount *mp,
-		struct xfs_defer_ops *dfops, xfs_fsblock_t fsb,
-		xfs_extlen_t len);
-extern int xfs_refcount_free_cow_extent(struct xfs_mount *mp,
-		struct xfs_defer_ops *dfops, xfs_fsblock_t fsb,
-		xfs_extlen_t len);
+extern int xfs_refcount_alloc_cow_extent(struct xfs_trans *tp,
+		xfs_fsblock_t fsb, xfs_extlen_t len);
+extern int xfs_refcount_free_cow_extent(struct xfs_trans *tp,
+		xfs_fsblock_t fsb, xfs_extlen_t len);
 extern int xfs_refcount_recover_cow_leftovers(struct xfs_mount *mp,
 		xfs_agnumber_t agno);
 
diff --git a/fs/xfs/libxfs/xfs_rmap.c b/fs/xfs/libxfs/xfs_rmap.c
index fb266fa2cc45..aa683eda6b70 100644
--- a/fs/xfs/libxfs/xfs_rmap.c
+++ b/fs/xfs/libxfs/xfs_rmap.c
@@ -2277,14 +2277,14 @@ xfs_rmap_update_is_needed(
  */
 static int
 __xfs_rmap_add(
-	struct xfs_mount		*mp,
-	struct xfs_defer_ops		*dfops,
+	struct xfs_trans		*tp,
 	enum xfs_rmap_intent_type	type,
 	uint64_t			owner,
 	int				whichfork,
 	struct xfs_bmbt_irec		*bmap)
 {
-	struct xfs_rmap_intent	*ri;
+	struct xfs_mount		*mp = tp->t_mountp;
+	struct xfs_rmap_intent		*ri;
 
 	trace_xfs_rmap_defer(mp, XFS_FSB_TO_AGNO(mp, bmap->br_startblock),
 			type,
@@ -2301,23 +2301,22 @@ __xfs_rmap_add(
 	ri->ri_whichfork = whichfork;
 	ri->ri_bmap = *bmap;
 
-	xfs_defer_add(dfops, XFS_DEFER_OPS_TYPE_RMAP, &ri->ri_list);
+	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_RMAP, &ri->ri_list);
 	return 0;
 }
 
 /* Map an extent into a file. */
 int
 xfs_rmap_map_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	int			whichfork,
 	struct xfs_bmbt_irec	*PREV)
 {
-	if (!xfs_rmap_update_is_needed(mp, whichfork))
+	if (!xfs_rmap_update_is_needed(tp->t_mountp, whichfork))
 		return 0;
 
-	return __xfs_rmap_add(mp, dfops, xfs_is_reflink_inode(ip) ?
+	return __xfs_rmap_add(tp, xfs_is_reflink_inode(ip) ?
 			XFS_RMAP_MAP_SHARED : XFS_RMAP_MAP, ip->i_ino,
 			whichfork, PREV);
 }
@@ -2325,25 +2324,29 @@ xfs_rmap_map_extent(
 /* Unmap an extent out of a file. */
 int
 xfs_rmap_unmap_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	int			whichfork,
 	struct xfs_bmbt_irec	*PREV)
 {
-	if (!xfs_rmap_update_is_needed(mp, whichfork))
+	if (!xfs_rmap_update_is_needed(tp->t_mountp, whichfork))
 		return 0;
 
-	return __xfs_rmap_add(mp, dfops, xfs_is_reflink_inode(ip) ?
+	return __xfs_rmap_add(tp, xfs_is_reflink_inode(ip) ?
 			XFS_RMAP_UNMAP_SHARED : XFS_RMAP_UNMAP, ip->i_ino,
 			whichfork, PREV);
 }
 
-/* Convert a data fork extent from unwritten to real or vice versa. */
+/*
+ * Convert a data fork extent from unwritten to real or vice versa.
+ *
+ * Note that tp can be NULL here as no transaction is used for COW fork
+ * unwritten conversion.
+ */
 int
 xfs_rmap_convert_extent(
 	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	struct xfs_inode	*ip,
 	int			whichfork,
 	struct xfs_bmbt_irec	*PREV)
@@ -2351,7 +2354,7 @@ xfs_rmap_convert_extent(
 	if (!xfs_rmap_update_is_needed(mp, whichfork))
 		return 0;
 
-	return __xfs_rmap_add(mp, dfops, xfs_is_reflink_inode(ip) ?
+	return __xfs_rmap_add(tp, xfs_is_reflink_inode(ip) ?
 			XFS_RMAP_CONVERT_SHARED : XFS_RMAP_CONVERT, ip->i_ino,
 			whichfork, PREV);
 }
@@ -2359,8 +2362,7 @@ xfs_rmap_convert_extent(
 /* Schedule the creation of an rmap for non-file data. */
 int
 xfs_rmap_alloc_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	xfs_agnumber_t		agno,
 	xfs_agblock_t		bno,
 	xfs_extlen_t		len,
@@ -2368,23 +2370,21 @@ xfs_rmap_alloc_extent(
 {
 	struct xfs_bmbt_irec	bmap;
 
-	if (!xfs_rmap_update_is_needed(mp, XFS_DATA_FORK))
+	if (!xfs_rmap_update_is_needed(tp->t_mountp, XFS_DATA_FORK))
 		return 0;
 
-	bmap.br_startblock = XFS_AGB_TO_FSB(mp, agno, bno);
+	bmap.br_startblock = XFS_AGB_TO_FSB(tp->t_mountp, agno, bno);
 	bmap.br_blockcount = len;
 	bmap.br_startoff = 0;
 	bmap.br_state = XFS_EXT_NORM;
 
-	return __xfs_rmap_add(mp, dfops, XFS_RMAP_ALLOC, owner,
-			XFS_DATA_FORK, &bmap);
+	return __xfs_rmap_add(tp, XFS_RMAP_ALLOC, owner, XFS_DATA_FORK, &bmap);
 }
 
 /* Schedule the deletion of an rmap for non-file data. */
 int
 xfs_rmap_free_extent(
-	struct xfs_mount	*mp,
-	struct xfs_defer_ops	*dfops,
+	struct xfs_trans	*tp,
 	xfs_agnumber_t		agno,
 	xfs_agblock_t		bno,
 	xfs_extlen_t		len,
@@ -2392,16 +2392,15 @@ xfs_rmap_free_extent(
 {
 	struct xfs_bmbt_irec	bmap;
 
-	if (!xfs_rmap_update_is_needed(mp, XFS_DATA_FORK))
+	if (!xfs_rmap_update_is_needed(tp->t_mountp, XFS_DATA_FORK))
 		return 0;
 
-	bmap.br_startblock = XFS_AGB_TO_FSB(mp, agno, bno);
+	bmap.br_startblock = XFS_AGB_TO_FSB(tp->t_mountp, agno, bno);
 	bmap.br_blockcount = len;
 	bmap.br_startoff = 0;
 	bmap.br_state = XFS_EXT_NORM;
 
-	return __xfs_rmap_add(mp, dfops, XFS_RMAP_FREE, owner,
-			XFS_DATA_FORK, &bmap);
+	return __xfs_rmap_add(tp, XFS_RMAP_FREE, owner, XFS_DATA_FORK, &bmap);
 }
 
 /* Compare rmap records.  Returns -1 if a < b, 1 if a > b, and 0 if equal. */
diff --git a/fs/xfs/libxfs/xfs_rmap.h b/fs/xfs/libxfs/xfs_rmap.h
index 9f19454768b2..157dc722ad35 100644
--- a/fs/xfs/libxfs/xfs_rmap.h
+++ b/fs/xfs/libxfs/xfs_rmap.h
@@ -185,21 +185,17 @@ struct xfs_rmap_intent {
 };
 
 /* functions for updating the rmapbt based on bmbt map/unmap operations */
-int xfs_rmap_map_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
+int xfs_rmap_map_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+		int whichfork, struct xfs_bmbt_irec *imap);
+int xfs_rmap_unmap_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+		int whichfork, struct xfs_bmbt_irec *imap);
+int xfs_rmap_convert_extent(struct xfs_mount *mp, struct xfs_trans *tp,
 		struct xfs_inode *ip, int whichfork,
 		struct xfs_bmbt_irec *imap);
-int xfs_rmap_unmap_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		struct xfs_inode *ip, int whichfork,
-		struct xfs_bmbt_irec *imap);
-int xfs_rmap_convert_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		struct xfs_inode *ip, int whichfork,
-		struct xfs_bmbt_irec *imap);
-int xfs_rmap_alloc_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		xfs_agnumber_t agno, xfs_agblock_t bno, xfs_extlen_t len,
-		uint64_t owner);
-int xfs_rmap_free_extent(struct xfs_mount *mp, struct xfs_defer_ops *dfops,
-		xfs_agnumber_t agno, xfs_agblock_t bno, xfs_extlen_t len,
-		uint64_t owner);
+int xfs_rmap_alloc_extent(struct xfs_trans *tp, xfs_agnumber_t agno,
+		xfs_agblock_t bno, xfs_extlen_t len, uint64_t owner);
+int xfs_rmap_free_extent(struct xfs_trans *tp, xfs_agnumber_t agno,
+		xfs_agblock_t bno, xfs_extlen_t len, uint64_t owner);
 
 void xfs_rmap_finish_one_cleanup(struct xfs_trans *tp,
 		struct xfs_btree_cur *rcur, int error);
diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
index e828e0b51814..ce45f066995e 100644
--- a/fs/xfs/xfs_bmap_item.c
+++ b/fs/xfs/xfs_bmap_item.c
@@ -486,8 +486,7 @@ xfs_bui_recover(
 		irec.br_blockcount = count;
 		irec.br_startoff = bmap->me_startoff;
 		irec.br_state = state;
-		error = xfs_bmap_unmap_extent(tp->t_mountp, tp->t_dfops, ip,
-					      &irec);
+		error = xfs_bmap_unmap_extent(tp, ip, &irec);
 		if (error)
 			goto err_inode;
 	}
diff --git a/fs/xfs/xfs_bmap_util.c b/fs/xfs/xfs_bmap_util.c
index d9dad399440a..addbd74ecd8e 100644
--- a/fs/xfs/xfs_bmap_util.c
+++ b/fs/xfs/xfs_bmap_util.c
@@ -1534,7 +1534,6 @@ xfs_swap_extent_rmap(
 	struct xfs_inode		*tip)
 {
 	struct xfs_trans		*tp = *tpp;
-	struct xfs_mount		*mp = tp->t_mountp;
 	struct xfs_bmbt_irec		irec;
 	struct xfs_bmbt_irec		uirec;
 	struct xfs_bmbt_irec		tirec;
@@ -1598,26 +1597,22 @@ xfs_swap_extent_rmap(
 			trace_xfs_swap_extent_rmap_remap_piece(tip, &uirec);
 
 			/* Remove the mapping from the donor file. */
-			error = xfs_bmap_unmap_extent(mp, tp->t_dfops, tip,
-					&uirec);
+			error = xfs_bmap_unmap_extent(tp, tip, &uirec);
 			if (error)
 				goto out_defer;
 
 			/* Remove the mapping from the source file. */
-			error = xfs_bmap_unmap_extent(mp, tp->t_dfops, ip,
-					&irec);
+			error = xfs_bmap_unmap_extent(tp, ip, &irec);
 			if (error)
 				goto out_defer;
 
 			/* Map the donor file's blocks into the source file. */
-			error = xfs_bmap_map_extent(mp, tp->t_dfops, ip,
-					&uirec);
+			error = xfs_bmap_map_extent(tp, ip, &uirec);
 			if (error)
 				goto out_defer;
 
 			/* Map the source file's blocks into the donor file. */
-			error = xfs_bmap_map_extent(mp, tp->t_dfops, tip,
-					&irec);
+			error = xfs_bmap_map_extent(tp, tip, &irec);
 			if (error)
 				goto out_defer;
 
diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
index 43c4ac374cba..fce38b56b962 100644
--- a/fs/xfs/xfs_refcount_item.c
+++ b/fs/xfs/xfs_refcount_item.c
@@ -490,24 +490,18 @@ xfs_cui_recover(
 			irec.br_blockcount = new_len;
 			switch (type) {
 			case XFS_REFCOUNT_INCREASE:
-				error = xfs_refcount_increase_extent(
-						tp->t_mountp, tp->t_dfops,
-						&irec);
+				error = xfs_refcount_increase_extent(tp, &irec);
 				break;
 			case XFS_REFCOUNT_DECREASE:
-				error = xfs_refcount_decrease_extent(
-						tp->t_mountp, tp->t_dfops,
-						&irec);
+				error = xfs_refcount_decrease_extent(tp, &irec);
 				break;
 			case XFS_REFCOUNT_ALLOC_COW:
-				error = xfs_refcount_alloc_cow_extent(
-						tp->t_mountp, tp->t_dfops,
+				error = xfs_refcount_alloc_cow_extent(tp,
 						irec.br_startblock,
 						irec.br_blockcount);
 				break;
 			case XFS_REFCOUNT_FREE_COW:
-				error = xfs_refcount_free_cow_extent(
-						tp->t_mountp, tp->t_dfops,
+				error = xfs_refcount_free_cow_extent(tp,
 						irec.br_startblock,
 						irec.br_blockcount);
 				break;
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index 2ec562d75494..cbceb320a2e7 100644
--- a/fs/xfs/xfs_reflink.c
+++ b/fs/xfs/xfs_reflink.c
@@ -506,15 +506,13 @@ xfs_reflink_cancel_cow_blocks(
 			ASSERT((*tpp)->t_firstblock == NULLFSBLOCK);
 
 			/* Free the CoW orphan record. */
-			error = xfs_refcount_free_cow_extent(ip->i_mount,
-					(*tpp)->t_dfops, del.br_startblock,
-					del.br_blockcount);
+			error = xfs_refcount_free_cow_extent(*tpp,
+					del.br_startblock, del.br_blockcount);
 			if (error)
 				break;
 
-			xfs_bmap_add_free(ip->i_mount, (*tpp)->t_dfops,
-					del.br_startblock, del.br_blockcount,
-					NULL);
+			xfs_bmap_add_free(*tpp, del.br_startblock,
+					  del.br_blockcount, NULL);
 
 			/* Roll the transaction */
 			error = xfs_defer_finish(tpp);
@@ -694,14 +692,13 @@ xfs_reflink_end_cow(
 		trace_xfs_reflink_cow_remap(ip, &del);
 
 		/* Free the CoW orphan record. */
-		error = xfs_refcount_free_cow_extent(tp->t_mountp, tp->t_dfops,
-				del.br_startblock, del.br_blockcount);
+		error = xfs_refcount_free_cow_extent(tp, del.br_startblock,
+				del.br_blockcount);
 		if (error)
 			goto out_cancel;
 
 		/* Map the new blocks into the data fork. */
-		error = xfs_bmap_map_extent(tp->t_mountp, tp->t_dfops, ip,
-					    &del);
+		error = xfs_bmap_map_extent(tp, ip, &del);
 		if (error)
 			goto out_cancel;
 
@@ -1046,12 +1043,12 @@ xfs_reflink_remap_extent(
 				uirec.br_blockcount, uirec.br_startblock);
 
 		/* Update the refcount tree */
-		error = xfs_refcount_increase_extent(mp, tp->t_dfops, &uirec);
+		error = xfs_refcount_increase_extent(tp, &uirec);
 		if (error)
 			goto out_cancel;
 
 		/* Map the new blocks into the data fork. */
-		error = xfs_bmap_map_extent(mp, tp->t_dfops, ip, &uirec);
+		error = xfs_bmap_map_extent(tp, ip, &uirec);
 		if (error)
 			goto out_cancel;
 
-- 
2.17.1

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