diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/memory.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/memory.h b/include/linux/memory.h index ec376e482ab..33f0ff0cf63 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -83,10 +83,14 @@ extern int memory_notify(unsigned long val, void *v); #endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */ +#ifdef CONFIG_MEMORY_HOTPLUG #define hotplug_memory_notifier(fn, pri) { \ static struct notifier_block fn##_mem_nb = \ { .notifier_call = fn, .priority = pri }; \ register_memory_notifier(&fn##_mem_nb); \ } +#else +#define hotplug_memory_notifier(fn, pri) do { } while (0) +#endif #endif /* _LINUX_MEMORY_H_ */ |