diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile
index 9832910968486f3de246f0f1065021f5de977871..8e81660604bc7f5e15b36ffa347477f2f5708783 100644
--- a/arch/x86/mm/Makefile
+++ b/arch/x86/mm/Makefile
@@ -1,5 +1,15 @@
+obj-y	:=  init_$(BITS).o fault.o ioremap.o extable.o pageattr.o mmap.o
+
+obj-$(CONFIG_X86_32)		+= pgtable_32.o
+
+obj-$(CONFIG_HUGETLB_PAGE)	+= hugetlbpage.o
+
+obj-$(CONFIG_HIGHMEM)		+= highmem_32.o
+
 ifeq ($(CONFIG_X86_32),y)
-include ${srctree}/arch/x86/mm/Makefile_32
+obj-$(CONFIG_NUMA)		+= discontig_32.o
 else
-include ${srctree}/arch/x86/mm/Makefile_64
+obj-$(CONFIG_NUMA)		+= numa_64.o
+obj-$(CONFIG_K8_NUMA)		+= k8topology_64.o
+obj-$(CONFIG_ACPI_NUMA)		+= srat_64.o
 endif
diff --git a/arch/x86/mm/Makefile_32 b/arch/x86/mm/Makefile_32
deleted file mode 100644
index c36ae88bb543ebdcfd21314d1d2ac47df09de3e3..0000000000000000000000000000000000000000
--- a/arch/x86/mm/Makefile_32
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for the linux i386-specific parts of the memory manager.
-#
-
-obj-y	:= init_32.o pgtable_32.o fault.o ioremap.o extable.o pageattr.o mmap.o
-
-obj-$(CONFIG_NUMA) += discontig_32.o
-obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
-obj-$(CONFIG_HIGHMEM) += highmem_32.o
diff --git a/arch/x86/mm/Makefile_64 b/arch/x86/mm/Makefile_64
deleted file mode 100644
index 688c8c28ac8f0ebce22d1719f5743e05b6964468..0000000000000000000000000000000000000000
--- a/arch/x86/mm/Makefile_64
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for the linux x86_64-specific parts of the memory manager.
-#
-
-obj-y	 := init_64.o fault.o ioremap.o extable.o pageattr.o mmap.o
-obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
-obj-$(CONFIG_NUMA) += numa_64.o
-obj-$(CONFIG_K8_NUMA) += k8topology_64.o
-obj-$(CONFIG_ACPI_NUMA) += srat_64.o