-extern struct i386_cpu cpu_devices[NR_CPUS];
-
-
-static inline int arch_register_cpu(int num){
- struct node *parent = NULL;
-
-#ifdef CONFIG_NUMA
- int node = cpu_to_node(num);
- if (node_online(node))
- parent = &node_devices[node].node;
-#endif /* CONFIG_NUMA */
-
- return register_cpu(&cpu_devices[num].cpu, num, parent);
-}
+extern int arch_register_cpu(int num);
+#ifdef CONFIG_HOTPLUG_CPU
+extern void arch_unregister_cpu(int);
+#endif