Re: [PATCH RFC v9 07/51] x86/sev: Add the host SEV-SNP initialization support

From: Borislav Petkov
Date: Wed Jun 21 2023 - 12:01:19 EST


On Wed, Jun 21, 2023 at 07:31:34AM -0700, Dave Hansen wrote:
> Yep, there's the hardware side and then there are fun nuggets like using
> mem= and then doing a software-only hot-add later after boot.

Ah, right, Mike, I think we need to check whether mem= has any effect on
SNP.

> Also, if the hardware doesn't support any kind of hotplug, it would be
> great to point to the place in the spec where it says that.

I honestly don't know. But I can't recall ever hearing about hardware
memory hotplug so something worth to check too.

--
Regards/Gruss,
Boris.

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