diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c index f087105ed914..f8a3f1a829b8 100644 --- a/lib/percpu_counter.c +++ b/lib/percpu_counter.c @@ -10,8 +10,10 @@ #include #include +#ifdef CONFIG_HOTPLUG_CPU static LIST_HEAD(percpu_counters); static DEFINE_MUTEX(percpu_counters_lock); +#endif #ifdef CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER