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RE: [Xen-devel][PATCH] Change default cpufreq governor from performance

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel][PATCH] Change default cpufreq governor from performance to ondemand
From: "Liu, Jinsong" <jinsong.liu@xxxxxxxxx>
Date: Fri, 12 Dec 2008 09:44:46 +0800
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Thread-topic: [Xen-devel][PATCH] Change default cpufreq governor from performance to ondemand
Keir Fraser wrote:
> On 11/12/2008 14:59, "Liu, Jinsong" <jinsong.liu@xxxxxxxxx> wrote:
> 
>>> Perhaps a boot-time option to set the initial default would be
>>> better? 
>>> 
>>>  -- Keir
>> 
>> En, in fact we also think this solution, let command line parse to
>> set initial default governor. However, it also need user to set at
>> grub, compared with xenpm, seems xenpm tool is some convenient to
>> user, since by xenpm user can get initial default governor and
>> change governor on the fly. 
>> It's my draft thinking, and we can add boot-time option ASAP once
>> you think needed.
> 
> Well a boot option would simply be another way to specify the initial
> default? I would accept a patch to do that, and I won't accept your
> patch to temporarily change performance to on_demand. Or we can do
> nothing, if actually this isn't very important. Up to you.
> 
>  -- Keir
> 
> 
> 
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Keir,

Just discuss with Kevin.
Let's do nothing, and we will send xenpm tool ASAP.

Thanks,
Jinsong
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