Index: cpuidle-next/drivers/cpuidle/cpuidle.c
===================================================================
--- cpuidle-next.orig/drivers/cpuidle/cpuidle.c
+++ cpuidle-next/drivers/cpuidle/cpuidle.c
@@ -173,54 +173,6 @@ void cpuidle_reflect(struct cpuidle_devi
 }
 
 /**
- * cpuidle_idle_call - the main idle loop
- *
- * NOTE: no locks or semaphores should be used here
- * return non-zero on failure
- */
-int cpuidle_idle_call(void)
-{
-	struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
-	struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
-	int next_state, entered_state, ret;
-	bool broadcast;
-
-	ret = cpuidle_enabled(drv, dev);
-	if (ret < 0)
-		return ret;
-
-	/* ask the governor for the next state */
-	next_state = cpuidle_select(drv, dev);
-
-	if (need_resched()) {
-		dev->last_residency = 0;
-		/* give the governor an opportunity to reflect on the outcome */
-		cpuidle_reflect(dev, next_state);
-		local_irq_enable();
-		return 0;
-	}
-
-	trace_cpu_idle_rcuidle(next_state, dev->cpu);
-
-	broadcast = !!(drv->states[index].flags & CPUIDLE_FLAG_TIMER_STOP);
-
-	if (broadcast)
-		clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu);
-
-	entered_state = cpuidle_enter(drv, dev, next_state);
-
-	if (broadcast)
-		clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu);
-
-	trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, dev->cpu);
-
-	/* give the governor an opportunity to reflect on the outcome */
-	cpuidle_reflect(dev, entered_state);
-
-	return 0;
-}
-
-/**
  * cpuidle_install_idle_handler - installs the cpuidle idle loop handler
  */
 void cpuidle_install_idle_handler(void)
Index: cpuidle-next/include/linux/cpuidle.h
===================================================================
--- cpuidle-next.orig/include/linux/cpuidle.h
+++ cpuidle-next/include/linux/cpuidle.h
@@ -128,7 +128,6 @@ extern int cpuidle_enter(struct cpuidle_
 			 struct cpuidle_device *dev, int index);
 extern void cpuidle_reflect(struct cpuidle_device *dev, int index);
 
-extern int cpuidle_idle_call(void);
 extern int cpuidle_register_driver(struct cpuidle_driver *drv);
 extern struct cpuidle_driver *cpuidle_get_driver(void);
 extern struct cpuidle_driver *cpuidle_driver_ref(void);
@@ -160,7 +159,6 @@ static inline int cpuidle_enter(struct c
 				struct cpuidle_device *dev, int index)
 {return -ENODEV; }
 static inline void cpuidle_reflect(struct cpuidle_device *dev, int index) { }
-static inline int cpuidle_idle_call(void) { return -ENODEV; }
 static inline int cpuidle_register_driver(struct cpuidle_driver *drv)
 {return -ENODEV; }
 static inline struct cpuidle_driver *cpuidle_get_driver(void) {return NULL; }
Index: cpuidle-next/kernel/sched/idle.c
===================================================================
--- cpuidle-next.orig/kernel/sched/idle.c
+++ cpuidle-next/kernel/sched/idle.c
@@ -63,6 +63,61 @@ void __weak arch_cpu_idle(void)
 	local_irq_enable();
 }
 
+#ifdef CONFIG_CPU_IDLE
+/**
+ * cpuidle_idle_call - the main idle function
+ *
+ * NOTE: no locks or semaphores should be used here
+ * return non-zero on failure
+ */
+static int cpuidle_idle_call(void)
+{
+	struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
+	struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
+	int next_state, entered_state, ret;
+	bool broadcast;
+
+	ret = cpuidle_enabled(drv, dev);
+	if (ret < 0)
+		return ret;
+
+	/* ask the governor for the next state */
+	next_state = cpuidle_select(drv, dev);
+
+	if (need_resched()) {
+		dev->last_residency = 0;
+		/* give the governor an opportunity to reflect on the outcome */
+		cpuidle_reflect(dev, next_state);
+		local_irq_enable();
+		return 0;
+	}
+
+	trace_cpu_idle_rcuidle(next_state, dev->cpu);
+
+	broadcast = !!(drv->states[next_state].flags & CPUIDLE_FLAG_TIMER_STOP);
+
+	if (broadcast)
+		clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &dev->cpu);
+
+	entered_state = cpuidle_enter(drv, dev, next_state);
+
+	if (broadcast)
+		clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &dev->cpu);
+
+	trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, dev->cpu);
+
+	/* give the governor an opportunity to reflect on the outcome */
+	cpuidle_reflect(dev, entered_state);
+
+	return 0;
+}
+#else
+static inline int cpuidle_idle_call(void)
+{
+	return -ENODEV;
+}
+#endif
+
 /*
  * Generic idle loop implementation
  */
