diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index 532360010919f1804fff552a84a80a784ad016ea..5e9803ed17fc4dd9c167c13541bbe209063ec7a6 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -74,7 +74,13 @@ static inline void count_vm_events(enum vm_event_item item, long delta) } extern void all_vm_events(unsigned long *); +#ifdef CONFIG_HOTPLUG extern void vm_events_fold_cpu(int cpu); +#else +static inline void vm_events_fold_cpu(int cpu) +{ +} +#endif #else