Re: [Question]: about 'cpuinfo_cur_freq' shown in sysfs when the CPU is in idle state

From: Sudeep Holla
Date: Wed Jun 03 2020 - 06:18:01 EST


On Wed, Jun 03, 2020 at 03:40:10PM +0530, Viresh Kumar wrote:
> On 03-06-20, 11:07, Sudeep Holla wrote:
> > But I have another question. If we can detect that CPPC on some platforms
> > rely on CPU registers(I assume FFH registers here and not system/io/...
> > type of GAS registers), can we set dvfs_on_any_cpu(can't recall exact
> > flag name) to false if not already done to prevent such issues. Or I am
> > talking non-sense as it may be applicable only for _set operation and
>
> Yes, non-sense :)
>

Thanks for confirming ð.

--
Regards,
Sudeep