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SubjectRe: [RFC v2-fix-v2 1/1] x86/boot: Avoid #VE during boot for TDX platforms
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On 5/21/21 11:30 AM, Dave Hansen wrote:
> That sounds sane to me. It would be nice to get this into the
> changelog. Perhaps:
>
> This theoretically makes guest boot more fragile. If, for
> instance, EER was set up incorrectly and a WRMSR was performed,
> the resulting (unhandled) #VE would triple fault. However, this
> is likely to trip up the guest BIOS long before control reaches
> the kernel. In any case, these kinds of problems are unlikely
> to occur in production environments, and developers have good
> debug tools to fix them quickly.
>
> That would put my mind at ease a bit.

I can add it to change log.

--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer

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