Re: [PATCH v2] sched/fair: Optimize dequeue_task_fair()

On Tue, Jun 16, 2020 at 02:31:15PM +0200, Vincent Guittot wrote: > On Tue, 16 Jun 2020 at 08:05, Peng Wang wrote: > > > > While looking at enqueue_task_fair and dequeue_task_fair, it occurred > > to me that dequeue_task_fair can also be optimized as Vincent described > > in commit 7d148be69e3a

Re: [PATCH v2] sched/fair: Optimize dequeue_task_fair()

On Tue, 16 Jun 2020 at 08:05, Peng Wang wrote: > > While looking at enqueue_task_fair and dequeue_task_fair, it occurred > to me that dequeue_task_fair can also be optimized as Vincent described > in commit 7d148be69e3a ("sched/fair: Optimize enqueue_task_fair()"). > > When encountering throttled

[PATCH v2] sched/fair: Optimize dequeue_task_fair()

While looking at enqueue_task_fair and dequeue_task_fair, it occurred to me that dequeue_task_fair can also be optimized as Vincent described in commit 7d148be69e3a ("sched/fair: Optimize enqueue_task_fair()"). When encountering throttled cfs_rq, dequeue_throttle label can ensure se not to be