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authorMaxim Levitsky <mlevitsk@redhat.com>2021-05-04 17:39:35 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2021-05-07 13:06:14 +0300
commit063ab16c14db5a2ef52d54d0475b7fed19c982d7 (patch)
treee58a20f7203062939fe3f056d53cec1a5a6eacdc /arch/x86
parentaca352886ebdd675b5131ed4c83bf5477eee5d72 (diff)
downloadlinux-063ab16c14db5a2ef52d54d0475b7fed19c982d7.tar.xz
KVM: nSVM: always restore the L1's GIF on migration
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>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kvm/svm/nested.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index 32400cba608d..b331446f67f3 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -1314,6 +1314,8 @@ static int svm_set_nested_state(struct kvm_vcpu *vcpu,
else
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 =
!!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING);