On Fri, 26 Jul 2019 at 04:17, Srikar Dronamraju
wrote:
>
> * Vincent Guittot [2019-07-19 09:58:22]:
>
> > sum_nr_running will track rq->nr_running task and sum_h_nr_running
> > will track cfs->h_nr_running so we can use both to detect when other
> > scheduling class are running and preempt CFS.
* Vincent Guittot [2019-07-19 09:58:22]:
> sum_nr_running will track rq->nr_running task and sum_h_nr_running
> will track cfs->h_nr_running so we can use both to detect when other
> scheduling class are running and preempt CFS.
>
> There is no functional changes.
>
> Signed-off-by: Vincent
On Fri, 19 Jul 2019 at 14:51, Peter Zijlstra wrote:
>
> On Fri, Jul 19, 2019 at 09:58:22AM +0200, Vincent Guittot wrote:
> > sum_nr_running will track rq->nr_running task and sum_h_nr_running
> > will track cfs->h_nr_running so we can use both to detect when other
> > scheduling class are running
On Fri, Jul 19, 2019 at 09:58:22AM +0200, Vincent Guittot wrote:
> sum_nr_running will track rq->nr_running task and sum_h_nr_running
> will track cfs->h_nr_running so we can use both to detect when other
> scheduling class are running and preempt CFS.
>
> There is no functional changes.
>
>
sum_nr_running will track rq->nr_running task and sum_h_nr_running
will track cfs->h_nr_running so we can use both to detect when other
scheduling class are running and preempt CFS.
There is no functional changes.
Signed-off-by: Vincent Guittot
---
kernel/sched/fair.c | 31
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