diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index ce6bb4304949ab1bfe287f66931e1c8483068217..81e3106962e3e893eee6fc31e5875b0a38950cba 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -116,6 +116,7 @@ static DEFINE_PER_CPU_SHARED_ALIGNED(struct hrtimer, qos_overload_timer);
 static DEFINE_PER_CPU(int, qos_cpu_overload);
 unsigned int sysctl_overload_detect_period = 5000;  /* in ms */
 unsigned int sysctl_offline_wait_interval = 100;  /* in ms */
+static int __unthrottle_qos_cfs_rqs(int cpu);
 static int unthrottle_qos_cfs_rqs(int cpu);
 #endif
 
@@ -5218,7 +5219,7 @@ static void __maybe_unused unthrottle_offline_cfs_rqs(struct rq *rq)
 	lockdep_assert_held(&rq->lock);
 
 #ifdef CONFIG_QOS_SCHED
-	unthrottle_qos_cfs_rqs(cpu_of(rq));
+	__unthrottle_qos_cfs_rqs(cpu_of(rq));
 #endif
 
 	rcu_read_lock();