diff --git a/tools/testing/radix-tree/multiorder.c b/tools/testing/radix-tree/multiorder.c
index fc93457..c061f4b 100644
--- a/tools/testing/radix-tree/multiorder.c
+++ b/tools/testing/radix-tree/multiorder.c
@@ -26,6 +26,7 @@
 {
 	RADIX_TREE(tree, GFP_KERNEL);
 	int base, err, i;
+	unsigned long first = 0;
 
 	/* our canonical entry */
 	base = index & ~((1 << order) - 1);
@@ -59,13 +60,16 @@
 		assert(!radix_tree_tag_get(&tree, i, 1));
 	}
 
+	assert(radix_tree_range_tag_if_tagged(&tree, &first, ~0UL, 10, 0, 1) == 1);
 	assert(radix_tree_tag_clear(&tree, index, 0));
 
 	for_each_index(i, base, order) {
 		assert(!radix_tree_tag_get(&tree, i, 0));
-		assert(!radix_tree_tag_get(&tree, i, 1));
+		assert(radix_tree_tag_get(&tree, i, 1));
 	}
 
+	assert(radix_tree_tag_clear(&tree, index, 1));
+
 	assert(!radix_tree_tagged(&tree, 0));
 	assert(!radix_tree_tagged(&tree, 1));
 
@@ -244,6 +248,7 @@
 	RADIX_TREE(tree, GFP_KERNEL);
 	struct radix_tree_iter iter;
 	void **slot;
+	unsigned long first = 0;
 	int i;
 
 	printf("Multiorder tagged iteration test\n");
@@ -280,6 +285,24 @@
 		i++;
 	}
 
+	radix_tree_range_tag_if_tagged(&tree, &first, ~0UL,
+					MT_NUM_ENTRIES, 1, 2);
+
+	i = 0;
+	radix_tree_for_each_tagged(slot, &tree, &iter, 1, 2) {
+		assert(iter.index == tag_index[i]);
+		i++;
+	}
+
+	first = 1;
+	radix_tree_range_tag_if_tagged(&tree, &first, ~0UL,
+					MT_NUM_ENTRIES, 1, 0);
+	i = 0;
+	radix_tree_for_each_tagged(slot, &tree, &iter, 0, 0) {
+		assert(iter.index == tag_index[i]);
+		i++;
+	}
+
 	item_kill_tree(&tree);
 }