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Diffstat (limited to 'arch/x86/kvm/i8259.c')
-rw-r--r--arch/x86/kvm/i8259.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c
index 55e179a..de70499 100644
--- a/arch/x86/kvm/i8259.c
+++ b/arch/x86/kvm/i8259.c
@@ -159,9 +159,10 @@ static inline void pic_intack(struct kvm_kpic_state *s, int irq)
s->irr &= ~(1 << irq);
}
-int kvm_pic_read_irq(struct kvm_pic *s)
+int kvm_pic_read_irq(struct kvm *kvm)
{
int irq, irq2, intno;
+ struct kvm_pic *s = pic_irqchip(kvm);
irq = pic_get_irq(&s->pics[0]);
if (irq >= 0) {
@@ -187,12 +188,21 @@ int kvm_pic_read_irq(struct kvm_pic *s)
intno = s->pics[0].irq_base + irq;
}
pic_update_irq(s);
+ kvm_notify_acked_irq(kvm, irq);
return intno;
}
void kvm_pic_reset(struct kvm_kpic_state *s)
{
+ int irq;
+ struct kvm *kvm = s->pics_state->irq_request_opaque;
+
+ for (irq = 0; irq < PIC_NUM_PINS; irq++) {
+ if (!(s->imr & (1 << irq)) && (s->irr & (1 << irq) ||
+ s->isr & (1 << irq)))
+ kvm_notify_acked_irq(kvm, irq);
+ }
s->last_irr = 0;
s->irr = 0;
s->imr = 0;