Reviewed-by: Eric Auger <eric.auger@xxxxxxxxxx>
On 06/08/2015 07:04 PM, Marc Zyngier wrote:
> In order to control the active state of an interrupt, introduce
> a pair of accessors allowing the state to be set/queried.
>
> This only affects the logical state, and the HW state will only be
> applied at world-switch time.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
> ---
> include/kvm/arm_vgic.h | 2 ++
> virt/kvm/arm/vgic.c | 12 ++++++++++++
> 2 files changed, 14 insertions(+)
>
> diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
> index 33d121a..1c653c1 100644
> --- a/include/kvm/arm_vgic.h
> +++ b/include/kvm/arm_vgic.h
> @@ -349,6 +349,8 @@ int kvm_vgic_vcpu_active_irq(struct kvm_vcpu *vcpu);
> struct irq_phys_map *vgic_map_phys_irq(struct kvm_vcpu *vcpu,
> int virt_irq, int irq);
> int vgic_unmap_phys_irq(struct kvm_vcpu *vcpu, struct irq_phys_map *map);
> +bool vgic_get_phys_irq_active(struct irq_phys_map *map);
> +void vgic_set_phys_irq_active(struct irq_phys_map *map, bool active);
>
> #define irqchip_in_kernel(k) (!!((k)->arch.vgic.in_kernel))
> #define vgic_initialized(k) (!!((k)->arch.vgic.nr_cpus))
> diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c
> index 495ac7d..f376b56 100644
> --- a/virt/kvm/arm/vgic.c
> +++ b/virt/kvm/arm/vgic.c
> @@ -1744,6 +1744,18 @@ static struct irq_phys_map *vgic_irq_map_search(struct kvm_vcpu *vcpu,
> return this;
> }
>
> +bool vgic_get_phys_irq_active(struct irq_phys_map *map)
> +{
> + BUG_ON(!map);
> + return map->active;
> +}
> +
> +void vgic_set_phys_irq_active(struct irq_phys_map *map, bool active)
> +{
> + BUG_ON(!map);
> + map->active = active;
> +}
> +
> int vgic_unmap_phys_irq(struct kvm_vcpu *vcpu, struct irq_phys_map *map)
> {
> struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
>
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