Re: [PATCH 1/2] x86-32: Fix crashes with CPU hotplug on AMD machines

[H. Peter Anvin]

On 08/12/2010 08:47 AM, Borislav Petkov wrote:
>>
>> Agreed.  I do have a concern about the kernel page tables not being
>> synchronized into trampoline_pg_dir (it's only an issue for 32-bit
>> !PAE), so at the very least we need to keep an eye out for it...
> 
> I've been working on what you suggested and the patch boots on a 32-bit
> PAE kernel but keeps rebooting on non-PAE after setting the stack_start
> on the AP. I could send it out later for you to look at, if you like -
> you should be able to spot what I'm missing :)...
> 

Sounds good.  This is obviously .37-or-higher material.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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