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

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

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

include/linux/sched.h

@@ -862,7 +862,7 @@ struct sched_class {
 	void (*check_preempt_curr) (struct rq *rq, struct task_struct *p);
 
 	struct task_struct * (*pick_next_task) (struct rq *rq);
-	void (*put_prev_task) (struct rq *rq, struct task_struct *p, u64 now);
+	void (*put_prev_task) (struct rq *rq, struct task_struct *p);
 
 	unsigned long (*load_balance) (struct rq *this_rq, int this_cpu,
 			struct rq *busiest,

kernel/sched.c

@@ -3470,7 +3470,7 @@ asmlinkage void __sched schedule(void)
 	if (unlikely(!rq->nr_running))
 		idle_balance(cpu, rq);
 
-	prev->sched_class->put_prev_task(rq, prev, now);
+	prev->sched_class->put_prev_task(rq, prev);
 	next = pick_next_task(rq, prev);
 
 	sched_info_switch(prev, next);

kernel/sched_fair.c

@@ -878,7 +878,7 @@ static struct task_struct *pick_next_task_fair(struct rq *rq)
 /*
  * Account for a descheduled task:
  */
-static void put_prev_task_fair(struct rq *rq, struct task_struct *prev, u64 now)
+static void put_prev_task_fair(struct rq *rq, struct task_struct *prev)
 {
 	struct sched_entity *se = &prev->se;
 	struct cfs_rq *cfs_rq;

kernel/sched_idletask.c

@@ -33,7 +33,7 @@ dequeue_task_idle(struct rq *rq, struct task_struct *p, int sleep)
 	spin_lock_irq(&rq->lock);
 }
 
-static void put_prev_task_idle(struct rq *rq, struct task_struct *prev, u64 now)
+static void put_prev_task_idle(struct rq *rq, struct task_struct *prev)
 {
 }
 

kernel/sched_rt.c

@@ -92,7 +92,7 @@ static struct task_struct *pick_next_task_rt(struct rq *rq)
 	return next;
 }
 
-static void put_prev_task_rt(struct rq *rq, struct task_struct *p, u64 now)
+static void put_prev_task_rt(struct rq *rq, struct task_struct *p)
 {
 	update_curr_rt(rq);
 	p->se.exec_start = 0;