Messages in this thread | | | From | Jim Mattson <> | Date | Fri, 16 Aug 2019 11:19:46 -0700 | Subject | Re: [PATCH RESEND v4 5/9] KVM: VMX: Add init/set/get functions for SPP |
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On Fri, Aug 16, 2019 at 6:29 AM Yang Weijiang <weijiang.yang@intel.com> wrote:
> Thanks Jim and Sean! Could we add a new flag in kvm to identify if nested VM is on > or off? That would make things easier. When VMLAUNCH is trapped, > set the flag, if VMXOFF is trapped, clear the flag.
KVM_GET_NESTED_STATE has the requested information. If data.vmx.vmxon_pa is anything other than -1, then the vCPU is in VMX operation. If (flags & KVM_STATE_NESTED_GUEST_MODE), then L2 is active.
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