sched: remove the 'u64 now' parameter from ->dequeue_task()

remove the 'u64 now' parameter from ->dequeue_task().

( identity transformation that causes no change in functionality. )
Signed-off-by: Ingo Molnar <mingo@elte.hu>

include/linux/sched.h

@@ -856,8 +856,7 @@ struct sched_class {
 	struct sched_class *next;
 
 	void (*enqueue_task) (struct rq *rq, struct task_struct *p, int wakeup);
-	void (*dequeue_task) (struct rq *rq, struct task_struct *p,
-			      int sleep, u64 now);
+	void (*dequeue_task) (struct rq *rq, struct task_struct *p, int sleep);
 	void (*yield_task) (struct rq *rq, struct task_struct *p);
 
 	void (*check_preempt_curr) (struct rq *rq, struct task_struct *p);

kernel/sched.c

@@ -859,7 +859,7 @@ enqueue_task(struct rq *rq, struct task_struct *p, int wakeup, u64 now)
 static void
 dequeue_task(struct rq *rq, struct task_struct *p, int sleep, u64 now)
 {
-	p->sched_class->dequeue_task(rq, p, sleep, now);
+	p->sched_class->dequeue_task(rq, p, sleep);
 	p->se.on_rq = 0;
 }
 

kernel/sched_fair.c

@@ -800,8 +800,7 @@ static void enqueue_task_fair(struct rq *rq, struct task_struct *p, int wakeup)
  * decreased. We remove the task from the rbtree and
  * update the fair scheduling stats:
  */
-static void
-dequeue_task_fair(struct rq *rq, struct task_struct *p, int sleep, u64 now)
+static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int sleep)
 {
 	struct cfs_rq *cfs_rq;
 	struct sched_entity *se = &p->se;

kernel/sched_idletask.c

@@ -25,7 +25,7 @@ static struct task_struct *pick_next_task_idle(struct rq *rq, u64 now)
  * message if some code attempts to do it:
  */
 static void
-dequeue_task_idle(struct rq *rq, struct task_struct *p, int sleep, u64 now)
+dequeue_task_idle(struct rq *rq, struct task_struct *p, int sleep)
 {
 	spin_unlock_irq(&rq->lock);
 	printk(KERN_ERR "bad: scheduling from the idle thread!\n");

kernel/sched_rt.c

@@ -36,8 +36,7 @@ static void enqueue_task_rt(struct rq *rq, struct task_struct *p, int wakeup)
 /*
  * Adding/removing a task to/from a priority array:
  */
-static void
-dequeue_task_rt(struct rq *rq, struct task_struct *p, int sleep, u64 now)
+static void dequeue_task_rt(struct rq *rq, struct task_struct *p, int sleep)
 {
 	struct rt_prio_array *array = &rq->rt.active;