Il 22/03/2013 06:24, Yang Zhang ha scritto:
> +static void rtc_irq_ack_eoi(struct kvm_vcpu *vcpu,
> + struct rtc_status *rtc_status, int irq)
> +{
> + if (irq != RTC_GSI)
> + return;
> +
> + if (test_and_clear_bit(vcpu->vcpu_id, rtc_status->dest_map))
> + --rtc_status->pending_eoi;
> +
> + WARN_ON(rtc_status->pending_eoi < 0);
> +}
This is the only case where you're passing the struct rtc_status instead
of the struct kvm_ioapic. Please use the latter, and make it the first
argument.
> @@ -244,7 +268,14 @@ static int ioapic_deliver(struct kvm_ioapic *ioapic, int
> irq)
> irqe.level = 1;
> irqe.shorthand = 0;
>
> - return kvm_irq_delivery_to_apic(ioapic->kvm, NULL, &irqe, NULL);
> + if (irq == RTC_GSI) {
> + ret = kvm_irq_delivery_to_apic(ioapic->kvm, NULL, &irqe,
> + ioapic->rtc_status.dest_map);
> + ioapic->rtc_status.pending_eoi = ret;
I think you should either add a
BUG_ON(ioapic->rtc_status.pending_eoi != 0);
or use "ioapic->rtc_status.pending_eoi += ret" (or both).
> + } else
> + ret = kvm_irq_delivery_to_apic(ioapic->kvm, NULL, &irqe, NULL);
> +
> + return ret;
> }
Paolo
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