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KVM: x86: nSVM: restore int_vector in svm_clear_vintr

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[ Upstream commit aee77e1169 ]

In svm_clear_vintr we try to restore the virtual interrupt
injection that might be pending, but we fail to restore
the interrupt vector.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210914154825.104886-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Maxim Levitsky
2021-09-14 18:48:12 +03:00
committed by Greg Kroah-Hartman
parent ae34f26d4a
commit b56475c29b
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kvm/svm/svm.c
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@@ -1497,6 +1497,8 @@ static void svm_clear_vintr(struct vcpu_svm *svm)
(svm->nested.ctl.int_ctl & V_TPR_MASK));
svm->vmcb->control.int_ctl |= svm->nested.ctl.int_ctl &
V_IRQ_INJECTION_BITS_MASK;
svm->vmcb->control.int_vector = svm->nested.ctl.int_vector;
}
vmcb_mark_dirty(svm->vmcb, VMCB_INTR);