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SubjectRe: [PATCH 0/4] CPUFreq: Implement per policy instances of governors
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On 4 February 2013 18:02, Borislav Petkov <bp@alien8.de> wrote:
> On Mon, Feb 04, 2013 at 05:54:18PM +0530, Viresh Kumar wrote:
>> One important point i would like to highlight is: governors directory
>> would be present in cpu/cpu*/cpufreq/ now instead of cpu/cpufreq/.
>
> Uh, hold on, isn't this breaking a bunch of userspace with this move?
> Also, on all those other systems which don't need per-policy governors,
> we probably don't need this. So maybe this should be made optional, to
> be enabled by a config option IMO...

That's why i am highlighting it again and again. :)
What i believe is, the place where this directory was present earlier
(cpu/cpufreq/) wasn't the right place. Everything else was in cpu/cpu*/cpufreq,
then why this in cpu/cpufreq/ ?

I don't know how much of a pain it would be to fix userspace for it, but i know
it wouldn't be that small.

I had another idea of doing this only for platforms where we have multiple
struct policy alive at the same time. But didn't wanted to implement it before
discussing this further.


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