[PATCH v1 2/2] x86, apic: Disable BSP if boot cpu is AP

H. Peter Anvin hpa at zytor.com
Mon Mar 11 00:11:14 EDT 2013


On 03/10/2013 07:13 PM, HATAYAMA Daisuke wrote:
> 
> It seems to me that at least there needs to be the following design
> policy for multiple CPUs on the 2nd kenrel:
> 
> - There's no firmware, kernel components and modules that depend on
>   BSP flag being kept set on the original BSP flag and never set BSP
>   flag of any of the existing CPUs again at runtime.
> 

And that is provably false in the case of firmware.

	-hpa


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




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