Re: [RFC 6/7] KVM: X86: Expose PKS to guest and userspace

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On 30/09/20 06:36, Sean Christopherson wrote:
CR4.PKS is not in the list of CR4 bits that result in a PDPTE load.
Since it has no effect on PAE paging, I would be surprised if it did
result in a PDPTE load.
It does belong in the mmu_role_bits though;-)


Does it? We don't support PKU/PKS for shadow paging, and it's always zero for EPT. We only support enough PKU/PKS for emulation.

Paolo




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