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sched: remove duplicate code from sched_fair.c 

pick_task_entity() duplicates existing code. This functionality can be
easily obtained using rb_last(). Avoid code duplication by using rb_last().

Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
hifive-unleashed-5.1
Balbir Singh 2008-02-22 13:25:53 +05:30 committed by Ingo Molnar
parent 6892b75e60
commit 70eee74b70
1 changed files with 6 additions and 9 deletions
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15
kernel/sched_fair.c
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@ -202,16 +202,13 @@ static struct sched_entity *__pick_next_entity(struct cfs_rq *cfs_rq)
static inline struct sched_entity *__pick_last_entity(struct cfs_rq *cfs_rq)
{
struct rb_node **link = &cfs_rq->tasks_timeline.rb_node;
struct sched_entity *se = NULL;
struct rb_node *parent;
while (*link) {
parent = *link;
se = rb_entry(parent, struct sched_entity, run_node);
link = &parent->rb_right;
}
struct rb_node *last;
struct sched_entity *se;
last = rb_last(&cfs_rq->tasks_timeline);
if (!last)
return NULL;
se = rb_entry(last, struct sched_entity, run_node);
return se;
}