diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 3feb13cc789c..adac9409fb2e 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4217,6 +4217,7 @@ unsigned long long task_sched_runtime(struct task_struct *p)
 
 	return ns;
 }
+EXPORT_SYMBOL_GPL(task_sched_runtime);
 
 /*
  * This function gets called by the timer code, with HZ frequency.