1 files changed, 15 insertions, 3 deletions

diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index 6e2ead41516e..bf9c25c15b8b 100644
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -37,15 +37,24 @@ static void put_prev_task_idle(struct rq *rq, struct task_struct *prev)
 {
 }
 
+#ifdef CONFIG_SMP
 static unsigned long
 load_balance_idle(struct rq *this_rq, int this_cpu, struct rq *busiest,
-                        unsigned long max_nr_move, unsigned long max_load_move,
-                        struct sched_domain *sd, enum cpu_idle_type idle,
-                        int *all_pinned, int *this_best_prio)
+                  unsigned long max_load_move,
+                  struct sched_domain *sd, enum cpu_idle_type idle,
+                  int *all_pinned, int *this_best_prio)
 {
         return 0;
 }
 
+static int
+move_one_task_idle(struct rq *this_rq, int this_cpu, struct rq *busiest,
+                   struct sched_domain *sd, enum cpu_idle_type idle)
+{
+        return 0;
+}
+#endif
+
 static void task_tick_idle(struct rq *rq, struct task_struct *curr)
 {
 }
@@ -69,7 +78,10 @@ const struct sched_class idle_sched_class = {
         .pick_next_task         = pick_next_task_idle,
         .put_prev_task          = put_prev_task_idle,
 
+#ifdef CONFIG_SMP
         .load_balance           = load_balance_idle,
+        .move_one_task          = move_one_task_idle,
+#endif
 
         .set_curr_task          = set_curr_task_idle,
         .task_tick              = task_tick_idle,