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| author | Gleb Natapov | 2009-05-11 12:35:50 +0200 |
|---|---|---|
| committer | Avi Kivity | 2009-06-10 10:48:58 +0200 |
| commit | 66fd3f7f901f29a557a473af595bf11b270b9ac2 (patch) | |
| tree | 6adc1e94de39238a357980068f599070428767d8 /arch/x86/kvm/x86.c | |
| parent | KVM: skip_emulated_instruction() decode instruction if size is not known (diff) | |
| download | kernel-qcow2-linux-66fd3f7f901f29a557a473af595bf11b270b9ac2.tar.gz kernel-qcow2-linux-66fd3f7f901f29a557a473af595bf11b270b9ac2.tar.xz kernel-qcow2-linux-66fd3f7f901f29a557a473af595bf11b270b9ac2.zip | |
KVM: Do not re-execute INTn instruction.
Re-inject event instead. This is what Intel suggest. Also use correct
instruction length when re-injecting soft fault/interrupt.
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 54eec3565485..73cfe87fba10 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1441,7 +1441,7 @@ static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, return -ENXIO; vcpu_load(vcpu); - kvm_queue_interrupt(vcpu, irq->irq); + kvm_queue_interrupt(vcpu, irq->irq, false); vcpu_put(vcpu); @@ -3161,7 +3161,7 @@ static void inject_irq(struct kvm_vcpu *vcpu) } if (vcpu->arch.interrupt.pending) { - kvm_x86_ops->set_irq(vcpu, vcpu->arch.interrupt.nr); + kvm_x86_ops->set_irq(vcpu); return; } @@ -3174,8 +3174,9 @@ static void inject_irq(struct kvm_vcpu *vcpu) } } else if (kvm_cpu_has_interrupt(vcpu)) { if (kvm_x86_ops->interrupt_allowed(vcpu)) { - kvm_queue_interrupt(vcpu, kvm_cpu_get_interrupt(vcpu)); - kvm_x86_ops->set_irq(vcpu, vcpu->arch.interrupt.nr); + kvm_queue_interrupt(vcpu, kvm_cpu_get_interrupt(vcpu), + false); + kvm_x86_ops->set_irq(vcpu); } } } @@ -4098,7 +4099,7 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu, pending_vec = find_first_bit( (const unsigned long *)sregs->interrupt_bitmap, max_bits); if (pending_vec < max_bits) { - kvm_queue_interrupt(vcpu, pending_vec); + kvm_queue_interrupt(vcpu, pending_vec, false); pr_debug("Set back pending irq %d\n", pending_vec); if (irqchip_in_kernel(vcpu->kvm)) kvm_pic_clear_isr_ack(vcpu->kvm); |