x86_64: prepare shared kernel/machine_kexec.c

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile
index b65abc2..991a36e 100644
--- a/arch/x86_64/kernel/Makefile
+++ b/arch/x86_64/kernel/Makefile
@@ -23,7 +23,7 @@
 obj-$(CONFIG_SMP)		+= smp_64.o smpboot_64.o trampoline_64.o tsc_sync.o
 obj-y				+= apic_64.o  nmi_64.o
 obj-y				+= io_apic_64.o mpparse_64.o genapic_64.o genapic_flat_64.o
-obj-$(CONFIG_KEXEC)		+= machine_kexec.o relocate_kernel_64.o crash_64.o
+obj-$(CONFIG_KEXEC)		+= machine_kexec_64.o relocate_kernel_64.o crash_64.o
 obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_64.o
 obj-$(CONFIG_PM)		+= suspend_64.o
 obj-$(CONFIG_HIBERNATION)	+= suspend_asm_64.o
diff --git a/arch/x86_64/kernel/machine_kexec.c b/arch/x86_64/kernel/machine_kexec_64.c
similarity index 100%
rename from arch/x86_64/kernel/machine_kexec.c
rename to arch/x86_64/kernel/machine_kexec_64.c