diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 7fa0706..82fafc6 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -152,9 +152,7 @@
 
 	/* update btree root pointer */
 	void	(*set_root)(struct xfs_btree_cur *cur,
-				union xfs_btree_ptr *nptr, int level_change);
-	int	(*kill_root)(struct xfs_btree_cur *cur, struct xfs_buf *bp,
-				int level, union xfs_btree_ptr *newroot);
+			    union xfs_btree_ptr *nptr, int level_change);
 
 	/* block allocation / freeing */
 	int	(*alloc_block)(struct xfs_btree_cur *cur,
@@ -399,16 +397,6 @@
 	xfs_agblock_t		agbno,	/* allocation group block number */
 	xfs_extlen_t		count);	/* count of filesystem blocks */
 
-/*
- * Set the buffer for level "lev" in the cursor to bp, releasing
- * any previous buffer.
- */
-void
-xfs_btree_setbuf(
-	xfs_btree_cur_t		*cur,	/* btree cursor */
-	int			lev,	/* level in btree */
-	struct xfs_buf		*bp);	/* new buffer to set */
-
 
 /*
  * Common btree core entry points.