RE: cpufreq stops working after a while

From: Pallipadi, Venkatesh
Date: Fri Aug 11 2006 - 15:53:38 EST

>-----Original Message-----
>From: linux-kernel-owner@xxxxxxxxxxxxxxx
>[mailto:linux-kernel-owner@xxxxxxxxxxxxxxx] On Behalf Of Mark Lord
>Sent: Friday, August 11, 2006 12:41 PM
>To: Dave Jones; Linux Kernel; Andrew Morton
>Subject: Re: cpufreq stops working after a while
>Dave Jones wrote:
>> boot with cpufreq.debug=7, and capture dmesg output after it fails
>> to transition. This might be another manifestation of the mysterious
>> "highest frequency isnt accessable" bug, that seems to come from
>> some recent change in acpi.
>booting with that option doesn't seem to give me any new messages
>in dmesg (or /var/log/messages). I also tried editing cpufreq.c
>and hardcoding debug = 7 on the variable declaration.
>Still no new messages.

You also need to configure in CONFIG_CPU_FREQ_DEBUG for the parameter to
take effect.

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