[PATCH] fix vm_events_fold_cpu() build breakage

[firefly-linux-kernel-4.4.55.git] / include / linux / vmstat.h

diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 532360010919f1804fff552a84a80a784ad016ea..5e9803ed17fc4dd9c167c13541bbe209063ec7a6 100644 (file)
--- 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