Messages in this thread | | | Date | Fri, 24 Apr 2020 17:41:50 +0000 | From | Oliver Upton <> | Subject | Re: [PATCH v2 02/22] KVM: SVM: leave halted state on vmexit |
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On Fri, Apr 24, 2020 at 01:23:56PM -0400, Paolo Bonzini wrote: > Similar to VMX, we need to leave the halted state when performing a vmexit. > Failure to do so will cause a hang after vmexit. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Oliver Upton <oupton@google.com> > --- > arch/x86/kvm/svm/nested.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c > index 51cfab68428d..e69e60ac1370 100644 > --- a/arch/x86/kvm/svm/nested.c > +++ b/arch/x86/kvm/svm/nested.c > @@ -472,6 +472,9 @@ int nested_svm_vmexit(struct vcpu_svm *svm) > leave_guest_mode(&svm->vcpu); > svm->nested.vmcb = 0; > > + /* in case we halted in L2 */ > + svm->vcpu.arch.mp_state = KVM_MP_STATE_RUNNABLE; > + > /* Give the current vmcb to the guest */ > disable_gif(svm); > > -- > 2.18.2 > >
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