Re: v3.9 - CPU hotplug and microcode earlier loading hits a mutexdeadlock (x86_cpu_hotplug_driver_mutex)

From: H. Peter Anvin
Date: Wed May 08 2013 - 11:21:08 EST


On 05/08/2013 07:29 AM, Borislav Petkov wrote:
> On Wed, May 08, 2013 at 10:03:42AM -0400, Konrad Rzeszutek Wilk wrote:
>
> [ â snip some funky BIOS code ]
>
>> [here it shifts and continues on testing each CPU bit]
>>
>>> Questions over questions...?
>>
>> I probably went overboard with my answers :-)
>
> Konrad, you're killing me! :-) You actually went and looked at the
> BIOS disassembly voluntarily. You must be insane, I think you should
> immediately go to the doctor now for a thorough checkup. :-)
>
> I think I know who I can sling BIOS issues now to.
>

Nah, that was just the ACPI AML. Real BIOS code is much scarier.

-hpa

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