On 18 June 2013 19:14, Lukasz Majewski <[email protected]> wrote:
> On Tue, 18 Jun 2013 15:26:16 +0200, Rafael J. Wysocki wrote:
>> On Tuesday, June 18, 2013 12:12:13 PM Viresh Kumar wrote:
>> > On 17 June 2013 19:21, Lukasz Majewski <[email protected]>

>> Well, that's why on x86 turbo is controlled by hardware that takes
>> care of keeping things within the chip's thermal limits.
>
> And this is the reason why I don't want to overly change acpi-cpufreq.c
> code. :-)

We need to keep both hardware/software boost features at the same place
in core, they may behave differently though. That's why I wanted you
to do that.

> I think that thermal subsystem shall be the second option to disable SW
> boosting.
>
> The main control shall be done inside the cpufreq core. The idea to
> disable boost when more than one core is active is rational.

But then, it might not be enough. A single core can make your SoC
very hot.
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