#include <linux/nodemask.h>
#include <linux/percpu.h>
-struct i386_cpu {
+struct x86_cpu {
struct cpu cpu;
};
-extern int arch_register_cpu(int num);
+
#ifdef CONFIG_HOTPLUG_CPU
+extern int arch_register_cpu(int num);
extern void arch_unregister_cpu(int);
#endif