xfs: remove dfops param in attr fork add path

Now that the attribute fork add tx carries dfops along with the
transaction, it is unnecessary to pass it down the stack. Remove the
dfops parameter and access ->t_dfops directly where necessary. This
patch does not change behavior.
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>

fs/xfs/libxfs/xfs_bmap.c

@@ -918,7 +918,6 @@ xfs_bmap_add_attrfork_btree(
 	xfs_trans_t		*tp,		/* transaction pointer */
 	xfs_inode_t		*ip,		/* incore inode pointer */
 	xfs_fsblock_t		*firstblock,	/* first block allocated */
-	struct xfs_defer_ops	*dfops,		/* blocks to free at commit */
 	int			*flags)		/* inode logging flags */
 {
 	xfs_btree_cur_t		*cur;		/* btree cursor */
@@ -931,7 +930,7 @@ xfs_bmap_add_attrfork_btree(
 		*flags |= XFS_ILOG_DBROOT;
 	else {
 		cur = xfs_bmbt_init_cursor(mp, tp, ip, XFS_DATA_FORK);
-		cur->bc_private.b.dfops = dfops;
+		cur->bc_private.b.dfops = tp->t_dfops;
 		cur->bc_private.b.firstblock = *firstblock;
 		error = xfs_bmbt_lookup_first(cur, &stat);
 		if (error)
@@ -962,7 +961,6 @@ xfs_bmap_add_attrfork_extents(
 	xfs_trans_t		*tp,		/* transaction pointer */
 	xfs_inode_t		*ip,		/* incore inode pointer */
 	xfs_fsblock_t		*firstblock,	/* first block allocated */
-	struct xfs_defer_ops	*dfops,		/* blocks to free at commit */
 	int			*flags)		/* inode logging flags */
 {
 	xfs_btree_cur_t		*cur;		/* bmap btree cursor */
@@ -971,7 +969,7 @@ xfs_bmap_add_attrfork_extents(
 	if (ip->i_d.di_nextents * sizeof(xfs_bmbt_rec_t) <= XFS_IFORK_DSIZE(ip))
 		return 0;
 	cur = NULL;
-	error = xfs_bmap_extents_to_btree(tp, ip, firstblock, dfops, &cur, 0,
+	error = xfs_bmap_extents_to_btree(tp, ip, firstblock, tp->t_dfops, &cur, 0,
 		flags, XFS_DATA_FORK);
 	if (cur) {
 		cur->bc_private.b.allocated = 0;
@@ -997,7 +995,6 @@ xfs_bmap_add_attrfork_local(
 	xfs_trans_t		*tp,		/* transaction pointer */
 	xfs_inode_t		*ip,		/* incore inode pointer */
 	xfs_fsblock_t		*firstblock,	/* first block allocated */
-	struct xfs_defer_ops	*dfops,		/* blocks to free at commit */
 	int			*flags)		/* inode logging flags */
 {
 	xfs_da_args_t		dargs;		/* args for dir/attr code */
@@ -1010,7 +1007,7 @@ xfs_bmap_add_attrfork_local(
 		dargs.geo = ip->i_mount->m_dir_geo;
 		dargs.dp = ip;
 		dargs.firstblock = firstblock;
-		dargs.dfops = dfops;
+		dargs.dfops = tp->t_dfops;
 		dargs.total = dargs.geo->fsbcount;
 		dargs.whichfork = XFS_DATA_FORK;
 		dargs.trans = tp;
@@ -1108,15 +1105,15 @@ xfs_bmap_add_attrfork(
 	logflags = 0;
 	switch (ip->i_d.di_format) {
 	case XFS_DINODE_FMT_LOCAL:
-		error = xfs_bmap_add_attrfork_local(tp, ip, &firstblock, &dfops,
+		error = xfs_bmap_add_attrfork_local(tp, ip, &firstblock,
 						    &logflags);
 		break;
 	case XFS_DINODE_FMT_EXTENTS:
 		error = xfs_bmap_add_attrfork_extents(tp, ip, &firstblock,
-			&dfops, &logflags);
+						      &logflags);
 		break;
 	case XFS_DINODE_FMT_BTREE:
-		error = xfs_bmap_add_attrfork_btree(tp, ip, &firstblock, &dfops,
+		error = xfs_bmap_add_attrfork_btree(tp, ip, &firstblock,
 						    &logflags);
 		break;
 	default: