[PATCH] sched: kill unused parameter of pick_next_task()

[Wang Chen]

based on tip/sched/cleanups

impact: no change in functionality

Parameter "prev" seems like an unusable thing.

Signed-off-by: Wang Chen <wangchen@xxxxxxxxxxxxxx>
---
 kernel/sched.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index 410eec4..57f8b12 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4512,7 +4512,7 @@ static inline void schedule_debug(struct task_struct *prev)
  * Pick up the highest-prio task:
  */
 static inline struct task_struct *
-pick_next_task(struct rq *rq, struct task_struct *prev)
+pick_next_task(struct rq *rq)
 {
 	const struct sched_class *class;
 	struct task_struct *p;
@@ -4587,7 +4587,7 @@ need_resched_nonpreemptible:
 		idle_balance(cpu, rq);
 
 	prev->sched_class->put_prev_task(rq, prev);
-	next = pick_next_task(rq, prev);
+	next = pick_next_task(rq);
 
 	if (likely(prev != next)) {
 		sched_info_switch(prev, next);
@@ -6423,7 +6423,7 @@ static void migrate_dead_tasks(unsigned int dead_cpu)
 		if (!rq->nr_running)
 			break;
 		update_rq_clock(rq);
-		next = pick_next_task(rq, rq->curr);
+		next = pick_next_task(rq);
 		if (!next)
 			break;
 		next->sched_class->put_prev_task(rq, next);
-- 
1.5.3.4



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