Re: [PATCH] cpufreq: Align all CPUs to the same frequency if usingshared clock

From: Viresh Kumar
Date: Wed Jan 22 2014 - 00:19:03 EST


On 21 January 2014 13:42, Viresh Kumar <viresh.kumar@xxxxxxxxxx> wrote:
> On 21 January 2014 12:56, Li, Zhuangzhi <zhuangzhi.li@xxxxxxxxx> wrote:
>> Thanks for reviewing.
>
> Its my job :)
>
>> Sorry for make you misunderstanding, on our x86 platform, we want all the CPUs share one policy by setting CPUFREQ_SHARED_TYPE_ALL, not share one HW clock line.
>
> I see.. Then probably your patch makes sense. But it is
> obviously not required for every platform that exists today.
>
> Please update it to do it only for drivers that have set
> CPUFREQ_SHARED_TYPE_ALL..

One more thing, who has set different frequencies to these cores?
I hope kernel hasn't ?

In that case, probably you are fixing a bootloader bug in kernel?
What about doing this in bootloader then?

--
virehs
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/