diff --git a/kernel/sched.c b/kernel/sched.c
index 8607795..b4fbbc4 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -849,23 +849,6 @@
 iter_move_one_task(struct rq *this_rq, int this_cpu, struct rq *busiest,
 		   struct sched_domain *sd, enum cpu_idle_type idle,
 		   struct rq_iterator *iterator);
-#else
-static inline unsigned long
-balance_tasks(struct rq *this_rq, int this_cpu, struct rq *busiest,
-	      unsigned long max_load_move, struct sched_domain *sd,
-	      enum cpu_idle_type idle, int *all_pinned,
-	      int *this_best_prio, struct rq_iterator *iterator)
-{
-	return 0;
-}
-
-static inline int
-iter_move_one_task(struct rq *this_rq, int this_cpu, struct rq *busiest,
-		   struct sched_domain *sd, enum cpu_idle_type idle,
-		   struct rq_iterator *iterator)
-{
-	return 0;
-}
 #endif
 
 #include "sched_stats.h"
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index a90d045..9971831 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -876,6 +876,7 @@
 	}
 }
 
+#ifdef CONFIG_SMP
 /**************************************************
  * Fair scheduling class load-balancing methods:
  */
@@ -1008,6 +1009,7 @@
 
 	return 0;
 }
+#endif
 
 /*
  * scheduler tick hitting a task of our scheduling class:
@@ -1084,8 +1086,10 @@
 	.pick_next_task		= pick_next_task_fair,
 	.put_prev_task		= put_prev_task_fair,
 
+#ifdef CONFIG_SMP
 	.load_balance		= load_balance_fair,
 	.move_one_task		= move_one_task_fair,
+#endif
 
 	.set_curr_task          = set_curr_task_fair,
 	.task_tick		= task_tick_fair,
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index 586b06c..bf9c25c 100644
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -37,6 +37,7 @@
 {
 }
 
+#ifdef CONFIG_SMP
 static unsigned long
 load_balance_idle(struct rq *this_rq, int this_cpu, struct rq *busiest,
 		  unsigned long max_load_move,
@@ -52,6 +53,7 @@
 {
 	return 0;
 }
+#endif
 
 static void task_tick_idle(struct rq *rq, struct task_struct *curr)
 {
@@ -76,8 +78,10 @@
 	.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,
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index e9395b7..8abd752 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -98,6 +98,7 @@
 	p->se.exec_start = 0;
 }
 
+#ifdef CONFIG_SMP
 /*
  * Load-balancing iterator. Note: while the runqueue stays locked
  * during the whole iteration, the current task might be
@@ -202,6 +203,7 @@
 	return iter_move_one_task(this_rq, this_cpu, busiest, sd, idle,
 				  &rt_rq_iterator);
 }
+#endif
 
 static void task_tick_rt(struct rq *rq, struct task_struct *p)
 {
@@ -245,8 +247,10 @@
 	.pick_next_task		= pick_next_task_rt,
 	.put_prev_task		= put_prev_task_rt,
 
+#ifdef CONFIG_SMP
 	.load_balance		= load_balance_rt,
 	.move_one_task		= move_one_task_rt,
+#endif
 
 	.set_curr_task          = set_curr_task_rt,
 	.task_tick		= task_tick_rt,