Redefine {un}register_hotcpu_notifier() !HOTPLUG_CPU stubs

[safe/jmp/linux-2.6] / include / linux / cpu.h

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 0ad72c4..b79c575 100644 (file)
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -119,8 +119,9 @@ static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex)
 #define lock_cpu_hotplug()     do { } while (0)
 #define unlock_cpu_hotplug()   do { } while (0)
 #define hotcpu_notifier(fn, pri)       do { (void)(fn); } while (0)
-#define register_hotcpu_notifier(nb)   do { (void)(nb); } while (0)
-#define unregister_hotcpu_notifier(nb) do { (void)(nb); } while (0)
+/* These aren't inline functions due to a GCC bug. */
+#define register_hotcpu_notifier(nb)   ({ (void)(nb); 0; })
+#define unregister_hotcpu_notifier(nb) ({ (void)(nb); })
 
 /* CPUs don't go offline once they're online w/o CONFIG_HOTPLUG_CPU */
 static inline int cpu_is_offline(int cpu) { return 0; }