Hi Christoffer,
just one small nit I stumbled upon:
On 04/09/15 20:40, Christoffer Dall wrote:
> diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c
> index 9ed8d53..f4ea950 100644
> --- a/virt/kvm/arm/vgic.c
> +++ b/virt/kvm/arm/vgic.c
> @@ -1422,34 +1422,43 @@ static bool vgic_process_maintenance(struct kvm_vcpu
> *vcpu)
> /*
> * Save the physical active state, and reset it to inactive.
> *
> - * Return 1 if HW interrupt went from active to inactive, and 0 otherwise.
> + * Return true if there's a pending level triggered interrupt line to queue.
> */
> -static int vgic_sync_hwirq(struct kvm_vcpu *vcpu, struct vgic_lr vlr)
> +static bool vgic_sync_hwirq(struct kvm_vcpu *vcpu, int lr, struct vgic_lr
> vlr)
> {
> struct irq_phys_map *map;
> + bool phys_active;
> int ret;
>
> if (!(vlr.state & LR_HW))
> return 0;
This should read "return false;" now.
Cheers,
Andre.
>
> map = vgic_irq_map_search(vcpu, vlr.irq);
> - BUG_ON(!map || !map->active);
> + BUG_ON(!map);
>
> ret = irq_get_irqchip_state(map->irq,
> IRQCHIP_STATE_ACTIVE,
> - &map->active);
> + &phys_active);
>
> WARN_ON(ret);
>
> - if (map->active) {
> + if (phys_active) {
> + /*
> + * Interrupt still marked as active on the physical
> + * distributor, so guest did not EOI it yet. Reset to
> + * non-active so that other VMs can see interrupts from this
> + * device.
> + */
> ret = irq_set_irqchip_state(map->irq,
> IRQCHIP_STATE_ACTIVE,
> false);
> WARN_ON(ret);
> - return 0;
> + return false;
> }
>
> - return 1;
> + /* Mapped edge-triggered interrupts not yet supported. */
> + WARN_ON(vgic_irq_is_edge(vcpu, vlr.irq));
> + return process_level_irq(vcpu, lr, vlr);
> }
>
> /* Sync back the VGIC state after a guest run */
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