1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index 4de56108c86f..fb17205950de 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -5901,6 +5901,9 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu)
          * The idle tasks have their own, simple scheduling class:
          */
         idle->sched_class = &idle_sched_class;
+#ifdef CONFIG_FUNCTION_RET_TRACER
+        ftrace_retfunc_init_task(idle);
+#endif
 }
 
 /*