diff options
| -rw-r--r-- | arch/x86/kvm/i8259.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c index d27320c8d46..3aacd331e2d 100644 --- a/arch/x86/kvm/i8259.c +++ b/arch/x86/kvm/i8259.c @@ -41,25 +41,16 @@ static void pic_lock(struct kvm_pic *s) static void pic_unlock(struct kvm_pic *s) __releases(&s->lock) { - struct kvm *kvm = s->kvm; - unsigned acks = s->pending_acks; - struct kvm_vcpu *vcpu; - - s->pending_acks = 0; - spin_unlock(&s->lock); - - while (acks) { - kvm_notify_acked_irq(kvm, SELECT_PIC(__ffs(acks)), - __ffs(acks)); - acks &= acks - 1; - } } static void pic_clear_isr(struct kvm_kpic_state *s, int irq) { s->isr &= ~(1 << irq); s->isr_ack |= (1 << irq); + if (s != &s->pics_state->pics[0]) + irq += 8; + kvm_notify_acked_irq(s->pics_state->kvm, SELECT_PIC(irq), irq); } void kvm_pic_clear_isr_ack(struct kvm *kvm) @@ -240,7 +231,6 @@ int kvm_pic_read_irq(struct kvm *kvm) } pic_update_irq(s); pic_unlock(s); - kvm_notify_acked_irq(kvm, SELECT_PIC(irq), irq); return intno; } @@ -260,7 +250,7 @@ void kvm_pic_reset(struct kvm_kpic_state *s) if (vcpu0 && kvm_apic_accept_pic_intr(vcpu0)) if (s->irr & (1 << irq) || s->isr & (1 << irq)) { n = irq + irqbase; - s->pics_state->pending_acks |= 1 << n; + kvm_notify_acked_irq(kvm, SELECT_PIC(n), n); } } s->last_irr = 0; |