Re: [PATCH v3 6/6] cpufreq: schedutil: ignore sugov kthreads

From: Juri Lelli
Date: Thu Nov 30 2017 - 11:12:28 EST


On 30/11/17 16:02, Patrick Bellasi wrote:
> On 30-Nov 14:41, Juri Lelli wrote:

[...]

> > If the DL changes (which I shall post again as soon as tip/sched/core is
> > bumped up to 4.15-rc1) get in first, this is going to be useless (as the
> > DL kthread gets ignored by the scheduling class itself). But, this looks
> > good to me "in the meantime".
>
> Just to better understand, you mean that the DL kthread does not send
> out schedutil updates?

It doesn't have a "proper" bandwidth (utilization) :/. So it gets
"unnoticed" and schedutil updates are not triggered.

>
> If that's the case I agree we can discard this patch... that's also
> one of the reasons why I move it at the end of this series.

Not sure about this though, not my call :). I guess this still helps
until we get the DL changes in.

Best,

Juri