Messages in this thread |  | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH] powernow-k8: Add a kconfig dependency on acpi-cpufreq | Date | Thu, 17 Jan 2013 13:53:55 +0100 |
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On Thursday, January 17, 2013 12:58:44 PM Borislav Petkov wrote: > From: Borislav Petkov <bp@suse.de> > Date: Thu, 17 Jan 2013 12:44:20 +0100 > Subject: [PATCH] powernow-k8: Add a kconfig dependency on acpi-cpufreq > > Andreas reports in https://bugzilla.kernel.org/show_bug.cgi?id=51741 > that with his Gentoo config, acpi-cpufreq wasn't enabled and powernow-k8 > couldn't handoff properly to acpi-cpufreq leading to running without > P-state support (i.e., cores are constantly in P0). > > To alleaviate that, we need to make powernow-k8 depend on acpi-cpufreq > so that acpi-cpufreq is always present.
OK
Do we need that in -stable?
Rafael
> Cc: Andre Przywara <andre@andrep.de> > Reported-by: Andreas <linuxuser330250@gmx.net> > Signed-off-by: Borislav Petkov <bp@suse.de> > --- > drivers/cpufreq/Kconfig.x86 | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/cpufreq/Kconfig.x86 b/drivers/cpufreq/Kconfig.x86 > index 934854ae5eb4..7227cd734042 100644 > --- a/drivers/cpufreq/Kconfig.x86 > +++ b/drivers/cpufreq/Kconfig.x86 > @@ -106,7 +106,7 @@ config X86_POWERNOW_K7_ACPI > config X86_POWERNOW_K8 > tristate "AMD Opteron/Athlon64 PowerNow!" > select CPU_FREQ_TABLE > - depends on ACPI && ACPI_PROCESSOR > + depends on ACPI && ACPI_PROCESSOR && X86_ACPI_CPUFREQ > help > This adds the CPUFreq driver for K8/early Opteron/Athlon64 processors. > Support for K10 and newer processors is now in acpi-cpufreq. > -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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