1 files changed, 6 insertions, 24 deletions

diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index 9fa0f402c87c..0a51882534ea 100644
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -7,7 +7,7 @@
 
 #ifdef CONFIG_SMP
 static int
-select_task_rq_idle(struct rq *rq, struct task_struct *p, int sd_flag, int flags)
+select_task_rq_idle(struct task_struct *p, int sd_flag, int flags)
 {
         return task_cpu(p); /* IDLE tasks as never migrated */
 }
@@ -52,31 +52,15 @@ static void set_curr_task_idle(struct rq *rq)
 {
 }
 
-static void switched_to_idle(struct rq *rq, struct task_struct *p,
-                             int running)
+static void switched_to_idle(struct rq *rq, struct task_struct *p)
 {
-        /* Can this actually happen?? */
-        if (running)
-                resched_task(rq->curr);
-        else
-                check_preempt_curr(rq, p, 0);
+        BUG();
 }
 
-static void prio_changed_idle(struct rq *rq, struct task_struct *p,
-                              int oldprio, int running)
+static void
+prio_changed_idle(struct rq *rq, struct task_struct *p, int oldprio)
 {
-        /* This can happen for hot plug CPUS */
-
-        /*
-         * Reschedule if we are currently running on this runqueue and
-         * our priority decreased, or if we are not currently running on
-         * this runqueue and our priority is higher than the current's
-         */
-        if (running) {
-                if (p->prio > oldprio)
-                        resched_task(rq->curr);
-        } else
-                check_preempt_curr(rq, p, 0);
+        BUG();
 }
 
 static unsigned int get_rr_interval_idle(struct rq *rq, struct task_struct *task)
@@ -110,6 +94,4 @@ static const struct sched_class idle_sched_class = {
 
         .prio_changed           = prio_changed_idle,
         .switched_to            = switched_to_idle,
-
-        /* no .task_new for idle tasks */
 };