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SubjectRe: Regression in 2.6.27-rc2 in acpi_processor_init()
Date
[Adding CCs]

On Friday, 8 of August 2008, Langsdorf, Mark wrote:
> I got a regression when updated from 2.6.27-rc1 ro
> 2.6.27-rc2. The noticeable symptom is the powernow-k8
> driver stopped working because the call to
> acpi_processor_register_performance() is returning
> -EINVAL.
>
> Digging into the code a bit more, that's occurring
> because acpi_processor_ppc_status is not set.
> That should be set in acpi_processor_init(), but
> that function is failing to register the ACPI
> processor driver.
>
> I've dug through the code and can't see why
> that call would fail. It doesn't look like there
> were any changes between 2.6.27-rc1 and 2.6.27-rc2,
> but I may have missed something.
>
> Any advice or suggestions in debugging this
> appreciated.
>
> -Mark Langsdorf
> Operating System Research Center
> AMD




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