Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH v2] cpufreq: allow powersave governor as the default without expert mode | Date | Thu, 30 Oct 2014 22:18:33 +0100 |
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On Thursday, October 16, 2014 07:37:11 AM James Geboski wrote: > The intel_pstate driver only supports the performance and the powersave > governors. With the performance governor ensuring the highest possible > performance settings, userspace tools fail to make any lasting changes. > In order to allow userspace tools to make modifications to the settings, > the powersave governor must be in use. This makes having the powersave > governor as the default convenient for systems where the intel_pstate > driver is being employed. Having to enable expert mode in the kernel > configuration is just a headache for such a trivial task. > > This patch applies to all kernel versions 2.6.38 or greater after the > migration from CONFIG_EMBEDDED to CONFIG_EXPERT (6a108a14fa35). Most > importantly, this applies to kernel versions 3.9 or greater when the > intel_pstate driver was introduced. > > Signed-off-by: James Geboski <jgeboski@gmail.com> > Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Dirk, any objections?
> --- > ChangeLog v2: > - Acked-by: Viresh Kumar <viresh.kumar@linaro.org> > --- > drivers/cpufreq/Kconfig | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig > index 3489f8f..73df7db 100644 > --- a/drivers/cpufreq/Kconfig > +++ b/drivers/cpufreq/Kconfig > @@ -63,7 +63,6 @@ config CPU_FREQ_DEFAULT_GOV_PERFORMANCE > > config CPU_FREQ_DEFAULT_GOV_POWERSAVE > bool "powersave" > - depends on EXPERT > select CPU_FREQ_GOV_POWERSAVE > help > Use the CPUFreq governor 'powersave' as default. This sets >
-- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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