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SubjectRe: [PATCH 2/5] KVM: nVMX: Verify the VMX controls MSRs with the global capability when setting VMX MSRs
On Fri, Aug 28, 2020 at 1:54 AM Chenyi Qiang <> wrote:
> When setting the nested VMX MSRs, verify it with the values in
> vmcs_config.nested_vmx_msrs, which reflects the global capability of
> VMX controls MSRs.
> Signed-off-by: Chenyi Qiang <>

You seem to have entirely missed the point of this code, which is to
prevent userspace from adding features that have previously been
removed for this vCPU (e.g as a side-effect of KVM_SET_CPUID).

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