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SubjectRe: [PATCH] x86/paravirt: Fix build PARAVIRT_XXL=y without XEN_PV
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On 11/17/21 10:42 AM, Kirill A. Shutemov wrote:
> On Wed, Nov 17, 2021 at 07:35:01PM +0100, Peter Zijlstra wrote:
>> On Wed, Nov 17, 2021 at 09:14:39PM +0300, Kirill A. Shutemov wrote:
>>> TDX is going to use CONFIG_PARAVIRT_XXL
>>
>> *AARGGHHH*. srlsy? We were trying to cut back on that insanity, not
>> proliferate it.
>
> It is a way to minimize amount of changes needed for getting TDX
> functinal. We will remove the dependency later on.
>

TDX has a requirement to use HLT paravirt calls (which is currently
listed under PARAVIRT_XXL). Once we submit a patch to move it
under CONFIG_PARAVIRT, we will drop this dependency.

--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer

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