x86_64: prepare shared mm/srat.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86_64/mm/Makefile b/arch/x86_64/mm/Makefile
index d25ac86..f5fbb80 100644
--- a/arch/x86_64/mm/Makefile
+++ b/arch/x86_64/mm/Makefile
@@ -6,6 +6,6 @@
 obj-$(CONFIG_HUGETLB_PAGE) += hugetlbpage.o
 obj-$(CONFIG_NUMA) += numa.o
 obj-$(CONFIG_K8_NUMA) += k8topology.o
-obj-$(CONFIG_ACPI_NUMA) += srat.o
+obj-$(CONFIG_ACPI_NUMA) += srat_64.o
 
 hugetlbpage-y = ../../i386/mm/hugetlbpage.o
diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat_64.c
similarity index 100%
rename from arch/x86_64/mm/srat.c
rename to arch/x86_64/mm/srat_64.c