linux-kernel - Re: cpufreq longhaul locks up

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Message-ID: <Pine.LNX.4.61.0705041349390.18504@yvahk01.tjqt.qr>
Date:	Fri, 4 May 2007 13:51:38 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Wander Winkelhorst <w.winkelhorst@...il.com>
cc:	davej@...emonkey.org.uk, cpufreq@...ts.linux.org.uk,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: cpufreq longhaul locks up


On May 4 2007 13:36, Wander Winkelhorst wrote:
>
> Hi,
>
> I also have the same problem. Except in my case the box is stable
> for a couple of hours before it locks up hard. I did some digging
> around, and from what I found on the internet, it seems that having
> busmaster DMA devices causes this problem.
>
Does it happen for you when you use the 'powersave' governor
(always keeping the lowest frequency)?


Jan
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