x86_64: prepare shared kernel/syscall.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 991a36e..2336f1c 100644
--- a/arch/x86_64/kernel/Makefile
+++ b/arch/x86_64/kernel/Makefile
@@ -6,7 +6,7 @@
 EXTRA_AFLAGS	:= -traditional
 obj-y	:= process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \
 		ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \
-		x8664_ksyms_64.o i387_64.o syscall.o vsyscall_64.o \
+		x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \
 		setup64.o bootflag.o e820_64.o reboot_64.o quirks.o i8237.o \
 		pci-dma_64.o pci-nommu_64.o alternative.o hpet_64.o tsc_64.o bugs_64.o \
 		perfctr-watchdog.o
diff --git a/arch/x86_64/kernel/syscall.c b/arch/x86_64/kernel/syscall_64.c
similarity index 100%
rename from arch/x86_64/kernel/syscall.c
rename to arch/x86_64/kernel/syscall_64.c