cpu-hotplug: fix build on !CONFIG_SMP

fix build on !CONFIG_SMP. Signed-off-by: Ingo Molnar <mingo@elte.hu>
git-mirror · Jan 25, 2008 · d0d23b5 · d0d23b5
1 parent 95402b3
commit d0d23b5
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
@@ -71,19 +71,25 @@ static inline void unregister_cpu_notifier(struct notifier_block *nb)
 
 int cpu_up(unsigned int cpu);
 
+extern void cpu_hotplug_init(void);
+
 #else
 
 static inline int register_cpu_notifier(struct notifier_block *nb)
 {
 	return 0;
 }
+
 static inline void unregister_cpu_notifier(struct notifier_block *nb)
 {
 }
 
+static inline void cpu_hotplug_init(void)
+{
+}
+
 #endif /* CONFIG_SMP */
 extern struct sysdev_class cpu_sysdev_class;
-extern void cpu_hotplug_init(void);
 extern void cpu_maps_update_begin(void);
 extern void cpu_maps_update_done(void);