diff options
Diffstat (limited to 'arch/x86/kvm/irq.c')
| -rw-r--r-- | arch/x86/kvm/irq.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c index 7e06ba1618bd..ebd98d0c4f6e 100644 --- a/arch/x86/kvm/irq.c +++ b/arch/x86/kvm/irq.c @@ -48,14 +48,10 @@ int kvm_cpu_has_interrupt(struct kvm_vcpu *v) if (!irqchip_in_kernel(v->kvm)) return v->arch.interrupt.pending; - if (kvm_apic_has_interrupt(v) == -1) { /* LAPIC */ - if (kvm_apic_accept_pic_intr(v)) { - s = pic_irqchip(v->kvm); /* PIC */ - return s->output; - } else - return 0; - } - return 1; + if (kvm_apic_accept_pic_intr(v) && pic_irqchip(v->kvm)->output) + return pic_irqchip(v->kvm)->output; /* PIC */ + + return kvm_apic_has_interrupt(v) != -1; /* LAPIC */ } EXPORT_SYMBOL_GPL(kvm_cpu_has_interrupt); @@ -65,20 +61,14 @@ EXPORT_SYMBOL_GPL(kvm_cpu_has_interrupt); int kvm_cpu_get_interrupt(struct kvm_vcpu *v) { struct kvm_pic *s; - int vector; if (!irqchip_in_kernel(v->kvm)) return v->arch.interrupt.nr; - vector = kvm_get_apic_interrupt(v); /* APIC */ - if (vector == -1) { - if (kvm_apic_accept_pic_intr(v)) { - s = pic_irqchip(v->kvm); - s->output = 0; /* PIC */ - vector = kvm_pic_read_irq(v->kvm); - } - } - return vector; + if (kvm_apic_accept_pic_intr(v) && pic_irqchip(v->kvm)->output) + return kvm_pic_read_irq(v->kvm); /* PIC */ + + return kvm_get_apic_interrupt(v); /* APIC */ } EXPORT_SYMBOL_GPL(kvm_cpu_get_interrupt); |