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SubjectRe: 2.6.24 git2/mm1: cpu_to_node mapping to non-existant nodes causing boot failure
Mike Travis wrote:
> Mel Gorman wrote:
>
>> If you send me patches to apply on top of 2.6.25-rc1, I'll give them a spin
>> on the machine in question. Reverting didn't work out very well as there are
>> too many collisions with patches that were applied later. I eventually got
>> the machine booting but it only succeeds because it only brings up one core
>> on each processor. The patch, which is pretty brain damaged is below in case
>> it helps you guess what the real problem is. dmesg logs are attached of the
>> vanilla failure with acpi=debug and the log with the patch applied showing
>> "__cpu_up: bad cpu 1" and "__cpu_up: bad cpu3" (i.e. the second cores of
>> each machine).
>>
>
> This should completely undo the change to 16 bit apic ids until we can figure
> out the problem with the memory-less nodes. I checked it on both the numa
> and non-numa x86_64 box.
>
> Thanks,
> Mike
>

Hi Mel,

Did you get a chance to try out this patch to see if it cleared up the problem
booting on your x86_64 numa box?

Thanks,
Mike


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