linux-kernel - Re: modprobe acpi-cpufreq FATAL: Error inserting

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Message-ID: <20090806213800.GA7760@redhat.com>
Date:	Thu, 6 Aug 2009 17:38:00 -0400
From:	Dave Jones <davej@...hat.com>
To:	linuxcbon <linuxcbon@...oo.fr>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: modprobe acpi-cpufreq FATAL: Error inserting

On Thu, Aug 06, 2009 at 08:10:45PM +0000, linuxcbon wrote:
 > Hi,
 > 
 > I have an AMD Athlon 64 X2.
 > I did :
 > # modprobe acpi-cpufreq
 > FATAL: Error inserting acpi_cpufreq (/lib/modules/2.6.30.1/kernel/arch/x86/=
 > kernel/cpu/cpufreq/acpi-cpufreq.ko): Device or resource busy
 > 
 > I thought that module was general...I know there are other modules for each kind of processors, but can you make one module for all processors or do we need to use the specific ones ?

powernow-k8 is the preferred driver for your processor.
By the looks of things, that got loaded first, so has claimed the interface already.
acpi-cpufreq will drive your hardware too if nothing else has been loaded first,
and as long as your BIOS has the relevant ACPI tables.

	Dave

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