Re: AW: Re: [Xen-devel] ACPI problem, was Xen BUG in mm / Xen 4.0.1 with 2.6.32.18/21 pvops Kernel?

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

 On 09/14/2010 02:19 PM, Carsten Schiers wrote:
>> But in any case - the root cause is broken firmware.
> Getting deeper into it. The faulty entries seems not to be the CPUxCST, 
> but CPUxIST
> for CPU2 and up. For a reason I don't know, native booting the kernel 
> doesn't run
> into this issue. I have managed to get a veeeeery detailed ACPI debug 
> output now
> from the Xen/Dom0 kernel, will try to do the same with native booted 
> Kernel tomorrow.
>
> I know already that the natively booting kernel will also run through 4 
> CPUs, even
> though my CPU has only 2 cores. So it must be something different. There 
> is special
> code in the acpi driver section for xen in the pvops kernel...
>
> Jeremy, did you do it? Who could possibly help? I am not a real 
> specialist...
>
> Did not attached the log, in case anybody is interested...it's 31MB.

I'm not really an expert on ACPI at all.  I've cc:d some of the Intel
folks who've been very helpful in contributing ACPI changes.

    J


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