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| author | Gleb Natapov <gleb@redhat.com> | 2009-05-11 13:35:50 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-06-10 11:48:58 +0300 |
| commit | 66fd3f7f901f29a557a473af595bf11b270b9ac2 (patch) | |
| tree | 6adc1e94de39238a357980068f599070428767d8 /arch/x86/kvm/x86.h | |
| parent | f629cf8485c9e1063fd8b915fa3bde80917400a1 (diff) | |
| download | linux-66fd3f7f901f29a557a473af595bf11b270b9ac2.tar.bz2 | |
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.h')
| -rw-r--r-- | arch/x86/kvm/x86.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index c1f1a8ceba64..4c8e10af78e8 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -8,9 +8,11 @@ static inline void kvm_clear_exception_queue(struct kvm_vcpu *vcpu) vcpu->arch.exception.pending = false; } -static inline void kvm_queue_interrupt(struct kvm_vcpu *vcpu, u8 vector) +static inline void kvm_queue_interrupt(struct kvm_vcpu *vcpu, u8 vector, + bool soft) { vcpu->arch.interrupt.pending = true; + vcpu->arch.interrupt.soft = soft; vcpu->arch.interrupt.nr = vector; } @@ -24,4 +26,9 @@ static inline bool kvm_event_needs_reinjection(struct kvm_vcpu *vcpu) return vcpu->arch.exception.pending || vcpu->arch.interrupt.pending || vcpu->arch.nmi_injected; } + +static inline bool kvm_exception_is_soft(unsigned int nr) +{ + return (nr == BP_VECTOR) || (nr == OF_VECTOR); +} #endif |