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KVM: nSVM: always restore the L1's GIF on migration

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While usually the L1's GIF is set while L2 runs, and usually
migration nested state is loaded after a vCPU reset which
also sets L1's GIF to true, this is not guaranteed.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210504143936.1644378-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Maxim Levitsky
2021-05-04 17:39:35 +03:00
committed by Paolo Bonzini
parent aca352886e
commit 063ab16c14
1 changed files with 2 additions and 0 deletions
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arch/x86/kvm/svm/nested.c
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@@ -1314,6 +1314,8 @@ static int svm_set_nested_state(struct kvm_vcpu *vcpu,
else else
svm->nested.vmcb02.ptr->save = svm->vmcb01.ptr->save; svm->nested.vmcb02.ptr->save = svm->vmcb01.ptr->save;
svm_set_gif(svm, !!(kvm_state->flags & KVM_STATE_NESTED_GIF_SET));
svm->nested.nested_run_pending = svm->nested.nested_run_pending =
!!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING); !!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING);