From: Dirk Brandewie <dirk.brandewie@gmail.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Dirk Brandewie <dirk.j.brandewie@intel.com>,
Ross Lagerwall <rosslagerwall@gmail.com>,
cpufreq@vger.kernel.org, dirk.brandewie@gmail.com
Subject: Re: cpufreq turbo regression
Date: Thu, 30 May 2013 08:49:58 -0700 [thread overview]
Message-ID: <51A77526.5070503@gmail.com> (raw)
In-Reply-To: <CAKohponjio66Okm+jWk_w0jN8RJdQyUEk3Y9sbZ7MWzOpamBmQ@mail.gmail.com>
On 05/30/2013 08:41 AM, Viresh Kumar wrote:
>> Reverting this commit from v3.10-rc3 fixed the problem.
>>
>> This is using the acpi-cpufreq driver -- there doesn't seem to be any way to
>> set the Intel P-state driver to performance by default.
>
> This patch was pretty much sensible and all drivers now depend on it
> now.
>
> @Dirk: Can you please help us in understanding why this might be
> happening. I believe it has to do with some bad design of acpi-cpufreq
> driver (I tried to look into target routine but couldn't understand why
> this might be happening).
>
Not really sorry I don't know any thing about acpi-cpufreq.
> --
> viresh
> --
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next prev parent reply other threads:[~2013-05-30 15:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-30 13:52 cpufreq turbo regression Ross Lagerwall
2013-05-30 15:41 ` Viresh Kumar
2013-05-30 15:49 ` Dirk Brandewie [this message]
2013-05-30 20:55 ` Ross Lagerwall
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