Re: [PATCH v2 6/9] KVM: SVM: Add MSR_IA32_XSS to the GHCB for hypervisor kernel

[Sean Christopherson]

On Thu, May 02, 2024, Tom Lendacky wrote:
> The hypervisor side could be optimized to compare the value and only update
> the CPUID runtime if those values are different.

Heh, this is exactly the thought I had around dinner time yesterday :-)