diff --git a/kernel/cpu.c b/kernel/cpu.c
index 85ff5e2..cd6d125 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -223,8 +223,6 @@
 	return __cpu_notify(val, v, -1, NULL);
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
-
 static void cpu_notify_nofail(unsigned long val, void *v)
 {
 	BUG_ON(cpu_notify(val, v));
@@ -246,6 +244,7 @@
 }
 EXPORT_SYMBOL(__unregister_cpu_notifier);
 
+#ifdef CONFIG_HOTPLUG_CPU
 /**
  * clear_tasks_mm_cpumask - Safely clear tasks' mm_cpumask for a CPU
  * @cpu: a CPU id