Re: [PATCH] cpufreq: schedutil: Don't consider freq reduction to busy CPU if need_freq_update is set

From: Viresh Kumar
Date: Thu Feb 18 2021 - 23:11:24 EST


On 19-02-21, 11:38, Yue Hu wrote:
> There's a possibility: we will use the previous freq to update if next_f
> is reduced for busy CPU if need_freq_update is set in
> sugov_update_next_freq().

Right.

> This possibility would happen now? And this
> update is what we want if it happens?

This is exactly what we want here, don't reduce speed for busy CPU, but we also
need to make sure we are in the policy's valid range which cpufreq core will
take care of.

> This is related to another possible patch ready to send.

I am not sure what's there to send now.

--
viresh