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SubjectRe: [PATCH] cpufreq: skip loading acpi_cpufreq after intel_pstate
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On Thu, Sep 19, 2013 at 11:10 PM, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> On 20 September 2013 10:56, Yinghai Lu <yinghai@kernel.org> wrote:
>> If the hw support intel_pstate and acpi_cpufreq, intel_pstate will
>> get loaded at first.
>
> s/at //
>
>>
>> acpi_cpufreq_init will call acpi_cpufreq_early_init()
>> and it allocate perf data and init those perf data in ACPI core, (that
>
> s/it /that will /
>
>> will go over all cpus).
>
> s/go over/cover/
>
>> but late it will free them as cpufreq_register_driver(acpi_cpufreq) will
>
> s/late/later
>
>> return fail as init_pstate already take over before.
>
> write it as: fail as intel_pstate is already registered.
>
>> Use cpufreq_get_current_driver() to check if we can skip the
>> acpi_cpufreq loading.
>
> The below material looks to be a separate issue and so we
> probably break this patch into two?

ok, check that.

Thanks

Yinghai


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