From: Mattia Dongili <dongili@supereva.it>
To: cpufreq@www.linux.org.uk
Subject: Re: Cpufreq hang
Date: Wed, 16 Jul 2003 16:53:25 +0200 [thread overview]
Message-ID: <20030716145325.GC632@inferi.kami.home> (raw)
In-Reply-To: <Pine.LNX.4.53.0307161622300.30690@h192n1fls22o1048.telia.com>
On Wed, Jul 16, 2003 at 04:31:34PM +0200, Johan Braennlund wrote:
> Hi! It seems like there's a bug in cpufreq in the 2.5 kernels.
>
> When using recent 2.5-series kernels and running on battery, cpufreqd
> locks up hard when it's started. If I run on AC power, everything works
> fine.
so are you still compiling with the deprecated /proc interface?
(cpufreqd 1.0 is broken wrt 2.[56] sysfs - the CVS code is fixed though)
> If I use a 2.4 kernel, such as 2.4.20-wolk4.0s-rc3 everything works fine,
> no matter whether I run off the battery or not.
>
> When the machine hangs, nothing appears in the logs, it just locks up and
> I have to power it off. I'm using an Acer Aspire with an Athlon XP 1800+
> processor.
can you write directly to /proc/cpufreq without using the daemon?
eg:
echo "0%0%100%performance" > /proc/cpufreq
--
mattia
:wq!
next prev parent reply other threads:[~2003-07-16 14:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-16 14:31 Cpufreq hang Johan Braennlund
2003-07-16 14:53 ` Mattia Dongili [this message]
2003-07-16 17:53 ` Johan Braennlund
2003-07-16 18:33 ` Mattia Dongili
2003-07-19 20:25 ` Dominik Brodowski
2003-07-20 20:12 ` Johan Braennlund
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