linux-kernel - Re: cpufreq longhaul locks up

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Message-ID: <Pine.LNX.4.61.0705042303030.18504@yvahk01.tjqt.qr>
Date:	Fri, 4 May 2007 23:03:46 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Rafał Bilski <rafalbilski@...eria.pl>
cc:	Dave Jones <davej@...emonkey.org.uk>, cpufreq@...ts.linux.org.uk,
	linux-kernel@...r.kernel.org
Subject: Re: cpufreq longhaul locks up


On May 4 2007 22:11, Rafał Bilski wrote:
>> 
>>> It has big latency and requires so much preparation that it isn't worth 
>>> if You don't need to save power or cool down CPU. 
>> 
>> I found frequency switching on my VIA to be fast enough.
>
>Timer frequency equal to 1000Hz? 

The regular irq0 timer ticks at 250. What I meant is that I do not have
to wait more than 0.5 seconds for cpufreq-set to finish.


Jan
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