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SubjectRe: [RFC v1 13/26] x86/tdx: Handle MWAIT, MONITOR and WBINVD
Hi Andy,

On 2/5/21 3:43 PM, Andy Lutomirski wrote:
> MWAIT turning into NOP is no good. How about suppressing
> X86_FEATURE_MWAIT instead?
Yes, we can suppress it in tdx_early_init().

+ setup_clear_cpu_cap(X86_FEATURE_MWAIT);

But do you want to leave the MWAIT #VE handler as it as
(just in case)?

Sathyanarayanan Kuppuswamy
Linux Kernel Developer

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