Index: linux-2.6/arch/x86/kernel/smpboot.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/smpboot.c
+++ linux-2.6/arch/x86/kernel/smpboot.c
@@ -61,6 +61,7 @@
 #include <asm/nmi.h>
 #include <asm/vmi.h>
 #include <linux/mc146818rtc.h>
+#include <asm/trampoline.h>
 
 #include <mach_apic.h>
 #include <mach_wakecpu.h>
Index: linux-2.6/include/asm-x86/smp.h
===================================================================
--- linux-2.6.orig/include/asm-x86/smp.h
+++ linux-2.6/include/asm-x86/smp.h
@@ -59,7 +59,8 @@ extern struct {
 } stack_start;
 
 extern unsigned long init_rsp;
-extern unsigned long initial_code;
+/*extern unsigned long initial_code;*/
+extern void (*initial_code)(void);
 
 struct smp_ops {
 	void (*smp_prepare_boot_cpu)(void);