Re: [PATCH] cpufreq: schedutil: Don't skip freq update when limits change

From: Viresh Kumar
Date: Thu Jul 25 2019 - 23:26:57 EST


On 25-07-19, 08:20, Doug Smythies wrote:
> I tried the patch ("patch2"). It did not fix the issue.
>
> To summarize, all kernel 5.2 based, all intel_cpufreq driver and schedutil governor:
>
> Test: Does a busy system respond to maximum CPU clock frequency reduction?
>
> stock, unaltered: No.
> revert ecd2884291261e3fddbc7651ee11a20d596bb514: Yes
> viresh patch: No.
> fast_switch edit: No.

You tried this fast-switch thing with my patch applied, right ?

> viresh patch2: No.
>
> References (and procedures used):
> https://marc.info/?l=linux-pm&m=156346478429147&w=2
> https://marc.info/?l=linux-kernel&m=156343125319461&w=2
>
> ... Doug
>

--
viresh