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Subject[PATCH] sched/rt.c remove unnecessary parameter in pick_next_rt_entity
struct rq is not necessary for pick_next_rt_entity(),
we can get next sched_rt_entity just from struct rt_rq.

Signed-off-by: Hui Su <sh_def@163.com>
---
kernel/sched/rt.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index f215eea6a966..113965e1952c 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1593,11 +1593,9 @@ static inline void set_next_task_rt(struct rq *rq, struct task_struct *p, bool f
rt_queue_push_tasks(rq);
}

-static struct sched_rt_entity *pick_next_rt_entity(struct rq *rq,
- struct rt_rq *rt_rq)
+static struct sched_rt_entity *pick_next_rt_entity(struct rt_rq *rt_rq)
{
struct rt_prio_array *array = &rt_rq->active;
- struct sched_rt_entity *next = NULL;
struct list_head *queue;
int idx;

@@ -1605,9 +1603,8 @@ static struct sched_rt_entity *pick_next_rt_entity(struct rq *rq,
BUG_ON(idx >= MAX_RT_PRIO);

queue = array->queue + idx;
- next = list_entry(queue->next, struct sched_rt_entity, run_list);

- return next;
+ return list_entry(queue->next, struct sched_rt_entity, run_list);
}

static struct task_struct *_pick_next_task_rt(struct rq *rq)
@@ -1616,7 +1613,7 @@ static struct task_struct *_pick_next_task_rt(struct rq *rq)
struct rt_rq *rt_rq = &rq->rt;

do {
- rt_se = pick_next_rt_entity(rq, rt_rq);
+ rt_se = pick_next_rt_entity(rt_rq);
BUG_ON(!rt_se);
rt_rq = group_rt_rq(rt_se);
} while (rt_rq);
--
2.25.1

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