diff options
Diffstat (limited to 'arch/x86/kvm/svm')
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index ec98c5979656..4122ba86bac2 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1365,9 +1365,17 @@ static void svm_set_vintr(struct vcpu_svm *svm) static void svm_clear_vintr(struct vcpu_svm *svm) { + const u32 mask = V_TPR_MASK | V_GIF_ENABLE_MASK | V_GIF_MASK | V_INTR_MASKING_MASK; clr_intercept(svm, INTERCEPT_VINTR); - svm->vmcb->control.int_ctl &= ~V_IRQ_MASK; + /* Drop int_ctl fields related to VINTR injection. */ + svm->vmcb->control.int_ctl &= mask; + if (is_guest_mode(&svm->vcpu)) { + WARN_ON((svm->vmcb->control.int_ctl & V_TPR_MASK) != + (svm->nested.ctl.int_ctl & V_TPR_MASK)); + svm->vmcb->control.int_ctl |= svm->nested.ctl.int_ctl & ~mask; + } + mark_dirty(svm->vmcb, VMCB_INTR); } |