diff --git a/lib/Kconfig b/lib/Kconfig
index 61d55bd..d79909d 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -362,6 +362,9 @@
 
 	  for more information.
 
+config RADIX_TREE_MULTIORDER
+	bool
+
 config ASSOCIATIVE_ARRAY
 	bool
 	help
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 1624c41..799f341 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -484,6 +484,7 @@
 		slot = node->slots[offset];
 	}
 
+#ifdef CONFIG_RADIX_TREE_MULTIORDER
 	/* Insert pointers to the canonical entry */
 	if ((shift - order) > 0) {
 		int i, n = 1 << (shift - order);
@@ -499,6 +500,7 @@
 			node->count++;
 		}
 	}
+#endif
 
 	if (nodep)
 		*nodep = node;
@@ -1469,6 +1471,20 @@
 	return deleted;
 }
 
+static inline void delete_sibling_entries(struct radix_tree_node *node,
+					void *ptr, unsigned offset)
+{
+#ifdef CONFIG_RADIX_TREE_MULTIORDER
+	int i;
+	for (i = 1; offset + i < RADIX_TREE_MAP_SIZE; i++) {
+		if (node->slots[offset + i] != ptr)
+			break;
+		node->slots[offset + i] = NULL;
+		node->count--;
+	}
+#endif
+}
+
 /**
  *	radix_tree_delete_item    -    delete an item from a radix tree
  *	@root:		radix tree root
@@ -1484,7 +1500,7 @@
 			     unsigned long index, void *item)
 {
 	struct radix_tree_node *node;
-	unsigned int offset, i;
+	unsigned int offset;
 	void **slot;
 	void *entry;
 	int tag;
@@ -1513,13 +1529,7 @@
 			radix_tree_tag_clear(root, index, tag);
 	}
 
-	/* Delete any sibling slots pointing to this slot */
-	for (i = 1; offset + i < RADIX_TREE_MAP_SIZE; i++) {
-		if (node->slots[offset + i] != ptr_to_indirect(slot))
-			break;
-		node->slots[offset + i] = NULL;
-		node->count--;
-	}
+	delete_sibling_entries(node, ptr_to_indirect(slot), offset);
 	node->slots[offset] = NULL;
 	node->count--;
 
diff --git a/mm/Kconfig b/mm/Kconfig
index 1a6a28e..2664c11 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -404,6 +404,7 @@
 	bool "Transparent Hugepage Support"
 	depends on HAVE_ARCH_TRANSPARENT_HUGEPAGE
 	select COMPACTION
+	select RADIX_TREE_MULTIORDER
 	help
 	  Transparent Hugepages allows the kernel to use huge pages and
 	  huge tlb transparently to the applications whenever possible.
diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h
index 31fe2c77..8ea0ed4 100644
--- a/tools/testing/radix-tree/linux/kernel.h
+++ b/tools/testing/radix-tree/linux/kernel.h
@@ -9,6 +9,7 @@
 
 #include "../../include/linux/compiler.h"
 
+#define CONFIG_RADIX_TREE_MULTIORDER
 #define CONFIG_SHMEM
 #define CONFIG_SWAP