From: Thomas Renninger <mail@renninger.de>
To: "Pallipadi, Venkatesh" <venkatesh.pallipadi@intel.com>
Cc: Dominik Brodowski <linux@dominikbrodowski.de>, cpufreq@www.linux.org.uk
Subject: Re: Mobile Celeron with Speedstep ? - speedstep-centrino freezesmachine
Date: Tue, 21 Sep 2004 21:44:37 +0200 [thread overview]
Message-ID: <415084A5.7060104@renninger.de> (raw)
In-Reply-To: <88056F38E9E48644A0F562A38C64FB6002EDBFA5@scsmsx403.amr.corp.intel.com>
Pallipadi, Venkatesh wrote:
> This may be due to C-states and probably unrelated to frequency changes.
> Check out - http://bugme.osdl.org/show_bug.cgi?id=3219
>
> Modprobe of cpufreq driver is probably adding acpi/processor.ko.
Yes, thanks. Patch (disabling C2) works:
*C1: promotion[--] demotion[--] latency[000]
usage[00183115]
C2: <not supported>
C3: promotion[--] demotion[--] latency[250]
usage[00000000]
>
> Thanks,
> Venki
>
>
>>-----Original Message-----
>>From: cpufreq-bounces@www.linux.org.uk
>>[mailto:cpufreq-bounces@www.linux.org.uk] On Behalf Of Dominik
>>Brodowski
>>Sent: Tuesday, September 21, 2004 9:34 AM
>>To: Thomas Renninger
>>Cc: cpufreq@www.linux.org.uk
>>Subject: Re: Mobile Celeron with Speedstep ? -
>>speedstep-centrino freezesmachine
>>
>>On Tue, Sep 21, 2004 at 05:55:21PM +0200, Thomas Renninger wrote:
>>
>>>modprobe cpufreq_acpi_pdump
>>>FATAL: Error inserting cpufreq_acpi_pdump
>>>
>>
>>(/lib/modules/2.6.8-7-default/kernel/drivers/acpi/cpufreq-acpi_
>>pdump.ko):
>>
>>>Input/output error
>>>ibm9:/usr/src/linux/arch/i386/kernel/cpu/cpufreq #
>>>
>>>-> Freeze.
>>>Anyone an idea what exactly could cause the freeze, or how
>>
>>to analyse it?
>>
>>Do I understand it correctly that the system freezes _after_ modprobing
>>cpufreq_acpi_pdump fails??? The -EIO result itself isn't
>>strange, it means
>>the call to acpi_processor_register_performance() failed which
>>happens on
>>several systems.
I made cpufreq_acpi_pdump depending on processor module by mistake :'( ,
sorry.
Thomas
prev parent reply other threads:[~2004-09-21 19:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-21 18:45 Mobile Celeron with Speedstep ? - speedstep-centrino freezesmachine Pallipadi, Venkatesh
2004-09-21 19:44 ` Thomas Renninger [this message]
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