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Merge "sched/fair: always use task_fits_max check"

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qctecmdr Service 2018-05-11 15:46:46 -07:00 committed by Gerrit - the friendly Code Review server
commit 281d3113ad
1 changed files with 3 additions and 8 deletions
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11
kernel/sched/fair.c
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@ -6965,15 +6965,11 @@ static int cpu_util_wake(int cpu, struct task_struct *p)
return (util >= capacity) ? capacity : util;
}
static inline int task_fits_capacity(struct task_struct *p,
static inline bool task_fits_capacity(struct task_struct *p,
long capacity,
int cpu)
{
unsigned int margin;
unsigned long max_capacity = cpu_rq(cpu)->rd->max_cpu_capacity;
if (capacity == max_capacity)
return true;
if (capacity_orig_of(task_cpu(p)) > capacity_orig_of(cpu))
margin = sched_capacity_margin_down[task_cpu(p)];
@ -7401,7 +7397,7 @@ static int wake_cap(struct task_struct *p, int cpu, int prev_cpu)
/* Bring task utilization in sync with prev_cpu */
sync_entity_load_avg(&p->se);
return !task_fits_capacity(p, min_cap, cpu);
return !task_fits_max(p, cpu);
}
bool __cpu_overutilized(int cpu, int delta)
@ -8126,8 +8122,7 @@ preempt:
static inline void update_misfit_task(struct rq *rq, struct task_struct *p)
{
#ifdef CONFIG_SMP
rq->misfit_task = !task_fits_capacity(p, capacity_orig_of(rq->cpu),
rq->cpu);
rq->misfit_task = !task_fits_max(p, rq->cpu);
#endif
}