Re: [patch] x86/smpboot: Disable parallel bootup if cc_vendor != NONE

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On Tue, May 30 2023 at 15:03, Tom Lendacky wrote:
> On 5/30/23 14:51, Thomas Gleixner wrote:
>> That aside. From a semantical POV making this decision about parallel
>> bootup based on some magic CC encryption attribute is questionable.
>> 
>> I'm tending to just do the below and make this CC agnostic (except that
>> I couldn't find the right spot for SEV-ES to clear that flag.)
>
> Maybe in sme_sev_setup_real_mode() in arch/x86/realmode/init.c? You could 
> clear the flag within the CC_ATTR_GUEST_STATE_ENCRYPT check.

Eeew.

Can we please have a AMD SEV-ES init specific place and not hijack some
random code which has to check CC_ATTR_GUEST_STATE_ENCRYPT?

Thanks,

        tglx



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