xfs: remove xfs_bmapi_write() dfops param

Now that all callers use ->t_dfops, the xfs_bmapi_write() dfops
parameter is no longer necessary. Remove it and access ->t_dfops
directly. 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_attr_remote.c

@@ -484,8 +484,7 @@ xfs_attr_rmtval_set(
 		nmap = 1;
 		error = xfs_bmapi_write(args->trans, dp, (xfs_fileoff_t)lblkno,
 				  blkcnt, XFS_BMAPI_ATTRFORK, args->firstblock,
-				  args->total, &map, &nmap,
-				  args->trans->t_dfops);
+				  args->total, &map, &nmap);
 		if (error)
 			goto out_defer_cancel;
 		xfs_defer_ijoin(args->trans->t_dfops, dp);

fs/xfs/libxfs/xfs_bmap.c

@@ -4245,8 +4245,7 @@ xfs_bmapi_write(
 						   controls a.g. for allocs */
 	xfs_extlen_t		total,		/* total blocks needed */
 	struct xfs_bmbt_irec	*mval,		/* output: map values */
-	int			*nmap,		/* i/o: mval size/count */
-	struct xfs_defer_ops	*dfops)		/* i/o: list extents to free */
+	int			*nmap)		/* i/o: mval size/count */
 {
 	struct xfs_mount	*mp = ip->i_mount;
 	struct xfs_ifork	*ifp;
@@ -4337,7 +4336,7 @@ xfs_bmapi_write(
 	bma.ip = ip;
 	bma.total = total;
 	bma.datatype = 0;
-	bma.dfops = dfops;
+	bma.dfops = tp ? tp->t_dfops : NULL;
 	bma.firstblock = firstblock;
 
 	while (bno < end && n < *nmap) {
@@ -4414,8 +4413,9 @@ xfs_bmapi_write(
 			 * the refcount btree for orphan recovery.
 			 */
 			if (whichfork == XFS_COW_FORK) {
-				error = xfs_refcount_alloc_cow_extent(mp, dfops,
-						bma.blkno, bma.length);
+				error = xfs_refcount_alloc_cow_extent(mp,
+						tp->t_dfops, bma.blkno,
+						bma.length);
 				if (error)
 					goto error0;
 			}

fs/xfs/libxfs/xfs_bmap.h

@@ -203,8 +203,7 @@ int	xfs_bmapi_read(struct xfs_inode *ip, xfs_fileoff_t bno,
 int	xfs_bmapi_write(struct xfs_trans *tp, struct xfs_inode *ip,
 		xfs_fileoff_t bno, xfs_filblks_t len, int flags,
 		xfs_fsblock_t *firstblock, xfs_extlen_t total,
-		struct xfs_bmbt_irec *mval, int *nmap,
-		struct xfs_defer_ops *dfops);
+		struct xfs_bmbt_irec *mval, int *nmap);
 int	__xfs_bunmapi(struct xfs_trans *tp, struct xfs_inode *ip,
 		xfs_fileoff_t bno, xfs_filblks_t *rlen, int flags,
 		xfs_extnum_t nexts, xfs_fsblock_t *firstblock,

fs/xfs/libxfs/xfs_da_btree.c

@@ -2062,8 +2062,7 @@ xfs_da_grow_inode_int(
 	ASSERT(args->firstblock != NULL);
 	error = xfs_bmapi_write(tp, dp, *bno, count,
 			xfs_bmapi_aflag(w)|XFS_BMAPI_METADATA|XFS_BMAPI_CONTIG,
-			args->firstblock, args->total, &map, &nmap,
-			args->trans->t_dfops);
+			args->firstblock, args->total, &map, &nmap);
 	if (error)
 		return error;
 
@@ -2086,8 +2085,7 @@ xfs_da_grow_inode_int(
 			error = xfs_bmapi_write(tp, dp, b, c,
 					xfs_bmapi_aflag(w)|XFS_BMAPI_METADATA,
 					args->firstblock, args->total,
-					&mapp[mapi], &nmap,
-					args->trans->t_dfops);
+					&mapp[mapi], &nmap);
 			if (error)
 				goto out_free_map;
 			if (nmap < 1)

fs/xfs/xfs_bmap_util.c

@@ -976,7 +976,7 @@ xfs_alloc_file_space(
 		tp->t_dfops = &dfops;
 		error = xfs_bmapi_write(tp, ip, startoffset_fsb,
 					allocatesize_fsb, alloc_type, &firstfsb,
-					resblks, imapp, &nimaps, tp->t_dfops);
+					resblks, imapp, &nimaps);
 		if (error)
 			goto error0;
 

fs/xfs/xfs_dquot.c

@@ -313,7 +313,7 @@ xfs_dquot_disk_alloc(
 	error = xfs_bmapi_write(tp, quotip, dqp->q_fileoffset,
 			XFS_DQUOT_CLUSTER_SIZE_FSB, XFS_BMAPI_METADATA,
 			&firstblock, XFS_QM_DQALLOC_SPACE_RES(mp),
-			&map, &nmaps, tp->t_dfops);
+			&map, &nmaps);
 	if (error)
 		goto error0;
 	ASSERT(map.br_blockcount == XFS_DQUOT_CLUSTER_SIZE_FSB);

fs/xfs/xfs_iomap.c

@@ -259,7 +259,7 @@ xfs_iomap_write_direct(
 	nimaps = 1;
 	error = xfs_bmapi_write(tp, ip, offset_fsb, count_fsb,
 				bmapi_flags, &firstfsb, resblks, imap,
-				&nimaps, tp->t_dfops);
+				&nimaps);
 	if (error)
 		goto out_bmap_cancel;
 
@@ -773,8 +773,7 @@ xfs_iomap_write_allocate(
 			 */
 			error = xfs_bmapi_write(tp, ip, map_start_fsb,
 						count_fsb, flags, &first_block,
-						nres, imap, &nimaps,
-						tp->t_dfops);
+						nres, imap, &nimaps);
 			if (error)
 				goto trans_cancel;
 
@@ -884,7 +883,7 @@ xfs_iomap_write_unwritten(
 		nimaps = 1;
 		error = xfs_bmapi_write(tp, ip, offset_fsb, count_fsb,
 					XFS_BMAPI_CONVERT, &firstfsb, resblks,
-					&imap, &nimaps, tp->t_dfops);
+					&imap, &nimaps);
 		if (error)
 			goto error_on_bmapi_transaction;
 

fs/xfs/xfs_reflink.c

@@ -326,7 +326,7 @@ xfs_reflink_convert_cow_extent(
 		return 0;
 	return xfs_bmapi_write(NULL, ip, imap->br_startoff, imap->br_blockcount,
 			XFS_BMAPI_COWFORK | XFS_BMAPI_CONVERT, &first_block,
-			0, imap, &nimaps, NULL);
+			0, imap, &nimaps);
 }
 
 /* Convert all of the unwritten CoW extents in a file's range to real ones. */
@@ -349,8 +349,8 @@ xfs_reflink_convert_cow(
 	xfs_ilock(ip, XFS_ILOCK_EXCL);
 	error = xfs_bmapi_write(NULL, ip, offset_fsb, count_fsb,
 			XFS_BMAPI_COWFORK | XFS_BMAPI_CONVERT |
-			XFS_BMAPI_CONVERT_ONLY, &first_block, 0, &imap, &nimaps,
-			NULL);
+			XFS_BMAPI_CONVERT_ONLY, &first_block, 0, &imap,
+			&nimaps);
 	xfs_iunlock(ip, XFS_ILOCK_EXCL);
 	return error;
 }
@@ -435,7 +435,7 @@ xfs_reflink_allocate_cow(
 	/* Allocate the entire reservation as unwritten blocks. */
 	error = xfs_bmapi_write(tp, ip, imap->br_startoff, imap->br_blockcount,
 			XFS_BMAPI_COWFORK | XFS_BMAPI_PREALLOC, &first_block,
-			resblks, imap, &nimaps, tp->t_dfops);
+			resblks, imap, &nimaps);
 	if (error)
 		goto out_bmap_cancel;
 

fs/xfs/xfs_rtalloc.c

@@ -795,7 +795,7 @@ xfs_growfs_rt_alloc(
 		nmap = 1;
 		error = xfs_bmapi_write(tp, ip, oblocks, nblocks - oblocks,
 					XFS_BMAPI_METADATA, &firstblock,
-					resblks, &map, &nmap, tp->t_dfops);
+					resblks, &map, &nmap);
 		if (!error && nmap < 1)
 			error = -ENOSPC;
 		if (error)

fs/xfs/xfs_symlink.c

@@ -291,7 +291,7 @@ xfs_symlink(
 
 		error = xfs_bmapi_write(tp, ip, first_fsb, fs_blocks,
 				  XFS_BMAPI_METADATA, &first_block, resblks,
-				  mval, &nmaps, tp->t_dfops);
+				  mval, &nmaps);
 		if (error)
 			goto out_bmap_cancel;