diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index d0606d736..989936df6 100755
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -74,7 +74,7 @@ static unsigned int sched_nr_latency = 8;
  * After fork, child runs first. If set to 0 (default) then
  * parent will (try to) run first.
  */
-unsigned int sysctl_sched_child_runs_first __read_mostly;
+unsigned int sysctl_sched_child_runs_first __read_mostly = 1;
 
 /*
  * SCHED_OTHER wake-up granularity.