xfs: change xfs_bmap_{finish,cancel,init,free} -> xfs_defer_*

Drop the compatibility shims that we were using to integrate the new
deferred operation mechanism into the existing code.  No new code.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 79d3a30..66baf97 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -204,7 +204,7 @@
 {
 	struct xfs_mount	*mp = dp->i_mount;
 	struct xfs_da_args	args;
-	struct xfs_bmap_free	flist;
+	struct xfs_defer_ops	flist;
 	struct xfs_trans_res	tres;
 	xfs_fsblock_t		firstblock;
 	int			rsvd = (flags & ATTR_ROOT) != 0;
@@ -317,13 +317,13 @@
 		 * It won't fit in the shortform, transform to a leaf block.
 		 * GROT: another possible req'mt for a double-split btree op.
 		 */
-		xfs_bmap_init(args.flist, args.firstblock);
+		xfs_defer_init(args.flist, args.firstblock);
 		error = xfs_attr_shortform_to_leaf(&args);
 		if (!error)
-			error = xfs_bmap_finish(&args.trans, args.flist, dp);
+			error = xfs_defer_finish(&args.trans, args.flist, dp);
 		if (error) {
 			args.trans = NULL;
-			xfs_bmap_cancel(&flist);
+			xfs_defer_cancel(&flist);
 			goto out;
 		}
 
@@ -383,7 +383,7 @@
 {
 	struct xfs_mount	*mp = dp->i_mount;
 	struct xfs_da_args	args;
-	struct xfs_bmap_free	flist;
+	struct xfs_defer_ops	flist;
 	xfs_fsblock_t		firstblock;
 	int			error;
 
@@ -585,13 +585,13 @@
 		 * Commit that transaction so that the node_addname() call
 		 * can manage its own transactions.
 		 */
-		xfs_bmap_init(args->flist, args->firstblock);
+		xfs_defer_init(args->flist, args->firstblock);
 		error = xfs_attr3_leaf_to_node(args);
 		if (!error)
-			error = xfs_bmap_finish(&args->trans, args->flist, dp);
+			error = xfs_defer_finish(&args->trans, args->flist, dp);
 		if (error) {
 			args->trans = NULL;
-			xfs_bmap_cancel(args->flist);
+			xfs_defer_cancel(args->flist);
 			return error;
 		}
 
@@ -675,15 +675,15 @@
 		 * If the result is small enough, shrink it all into the inode.
 		 */
 		if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
-			xfs_bmap_init(args->flist, args->firstblock);
+			xfs_defer_init(args->flist, args->firstblock);
 			error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
 			/* bp is gone due to xfs_da_shrink_inode */
 			if (!error)
-				error = xfs_bmap_finish(&args->trans,
+				error = xfs_defer_finish(&args->trans,
 							args->flist, dp);
 			if (error) {
 				args->trans = NULL;
-				xfs_bmap_cancel(args->flist);
+				xfs_defer_cancel(args->flist);
 				return error;
 			}
 		}
@@ -738,14 +738,14 @@
 	 * If the result is small enough, shrink it all into the inode.
 	 */
 	if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
-		xfs_bmap_init(args->flist, args->firstblock);
+		xfs_defer_init(args->flist, args->firstblock);
 		error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
 		/* bp is gone due to xfs_da_shrink_inode */
 		if (!error)
-			error = xfs_bmap_finish(&args->trans, args->flist, dp);
+			error = xfs_defer_finish(&args->trans, args->flist, dp);
 		if (error) {
 			args->trans = NULL;
-			xfs_bmap_cancel(args->flist);
+			xfs_defer_cancel(args->flist);
 			return error;
 		}
 	}
@@ -864,14 +864,14 @@
 			 */
 			xfs_da_state_free(state);
 			state = NULL;
-			xfs_bmap_init(args->flist, args->firstblock);
+			xfs_defer_init(args->flist, args->firstblock);
 			error = xfs_attr3_leaf_to_node(args);
 			if (!error)
-				error = xfs_bmap_finish(&args->trans,
+				error = xfs_defer_finish(&args->trans,
 							args->flist, dp);
 			if (error) {
 				args->trans = NULL;
-				xfs_bmap_cancel(args->flist);
+				xfs_defer_cancel(args->flist);
 				goto out;
 			}
 
@@ -892,13 +892,13 @@
 		 * in the index/blkno/rmtblkno/rmtblkcnt fields and
 		 * in the index2/blkno2/rmtblkno2/rmtblkcnt2 fields.
 		 */
-		xfs_bmap_init(args->flist, args->firstblock);
+		xfs_defer_init(args->flist, args->firstblock);
 		error = xfs_da3_split(state);
 		if (!error)
-			error = xfs_bmap_finish(&args->trans, args->flist, dp);
+			error = xfs_defer_finish(&args->trans, args->flist, dp);
 		if (error) {
 			args->trans = NULL;
-			xfs_bmap_cancel(args->flist);
+			xfs_defer_cancel(args->flist);
 			goto out;
 		}
 	} else {
@@ -991,14 +991,14 @@
 		 * Check to see if the tree needs to be collapsed.
 		 */
 		if (retval && (state->path.active > 1)) {
-			xfs_bmap_init(args->flist, args->firstblock);
+			xfs_defer_init(args->flist, args->firstblock);
 			error = xfs_da3_join(state);
 			if (!error)
-				error = xfs_bmap_finish(&args->trans,
+				error = xfs_defer_finish(&args->trans,
 							args->flist, dp);
 			if (error) {
 				args->trans = NULL;
-				xfs_bmap_cancel(args->flist);
+				xfs_defer_cancel(args->flist);
 				goto out;
 			}
 		}
@@ -1114,13 +1114,13 @@
 	 * Check to see if the tree needs to be collapsed.
 	 */
 	if (retval && (state->path.active > 1)) {
-		xfs_bmap_init(args->flist, args->firstblock);
+		xfs_defer_init(args->flist, args->firstblock);
 		error = xfs_da3_join(state);
 		if (!error)
-			error = xfs_bmap_finish(&args->trans, args->flist, dp);
+			error = xfs_defer_finish(&args->trans, args->flist, dp);
 		if (error) {
 			args->trans = NULL;
-			xfs_bmap_cancel(args->flist);
+			xfs_defer_cancel(args->flist);
 			goto out;
 		}
 		/*
@@ -1147,15 +1147,15 @@
 			goto out;
 
 		if ((forkoff = xfs_attr_shortform_allfit(bp, dp))) {
-			xfs_bmap_init(args->flist, args->firstblock);
+			xfs_defer_init(args->flist, args->firstblock);
 			error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);
 			/* bp is gone due to xfs_da_shrink_inode */
 			if (!error)
-				error = xfs_bmap_finish(&args->trans,
+				error = xfs_defer_finish(&args->trans,
 							args->flist, dp);
 			if (error) {
 				args->trans = NULL;
-				xfs_bmap_cancel(args->flist);
+				xfs_defer_cancel(args->flist);
 				goto out;
 			}
 		} else