From: Padraig Brady <padraig.brady@corvil.com>
To: Dominik Brodowski <linux@brodo.de>
Cc: torvalds@transmeta.com, hpa@transmeta.com,
linux-kernel@vger.kernel.org, cpufreq@www.linux.org.uk
Subject: Re: [PATCH][2.5.35] CPU frequency and voltage scaling (0/5)
Date: Tue, 17 Sep 2002 11:43:00 +0100 [thread overview]
Message-ID: <3D870734.9080301@corvil.com> (raw)
In-Reply-To: 20020917113047.C25385@brodo.de
Dominik Brodowski wrote:
> Hi Linus, hpa, lkml,
>
> The following patches add CPU frequency and volatage scaling
> support (Intel SpeedStep, AMD PowerNow, etc.) to kernel 2.5.35.
>
> As was discussed last time, the cpufreq patches have been reworked to use a
> policy-based approach now. A cpufreq policy consists of four values:
> cpu - the affected CPU nr., or CPUFREQ_ALL_CPUS for all cpus
> min - minimum frequency in kHz
> max - maximum frequency in kHz
> policy - CPUFREQ_POLICY_PERFORMANCE or CPUFREQ_POLICY_POWERSAVE
>
This is much better, but I preferred Dave Jones' suggestion of
supporting stackable policies as I can see no end to them:
max_cpu_temp, temp_hysteresis, favor_fast_{fsb,multiplier}, ...
Pádraig.
next prev parent reply other threads:[~2002-09-17 10:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-17 9:30 [PATCH][2.5.35] CPU frequency and voltage scaling (0/5) Dominik Brodowski
2002-09-17 10:43 ` Padraig Brady [this message]
2002-09-17 17:48 ` H. Peter Anvin
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