Message ID | 20170731172637.29355-46-marc.zyngier@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Mon, Jul 31, 2017 at 06:26:23PM +0100, Marc Zyngier wrote: > Handling CLEAR is pretty easy. Just ask the ITS driver to clear > the corresponding pending bit (which will turn into a CLEAR > command on the physical side). > > Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Christoffer Dall <cdall@linaro.org> > --- > virt/kvm/arm/vgic/vgic-its.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c > index aaad577ce328..2c065c970ba0 100644 > --- a/virt/kvm/arm/vgic/vgic-its.c > +++ b/virt/kvm/arm/vgic/vgic-its.c > @@ -1069,6 +1069,10 @@ static int vgic_its_cmd_handle_clear(struct kvm *kvm, struct vgic_its *its, > > ite->irq->pending_latch = false; > > + if (ite->irq->hw) > + return irq_set_irqchip_state(ite->irq->host_irq, > + IRQCHIP_STATE_PENDING, false); > + > return 0; > } > > -- > 2.11.0 >
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index aaad577ce328..2c065c970ba0 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -1069,6 +1069,10 @@ static int vgic_its_cmd_handle_clear(struct kvm *kvm, struct vgic_its *its, ite->irq->pending_latch = false; + if (ite->irq->hw) + return irq_set_irqchip_state(ite->irq->host_irq, + IRQCHIP_STATE_PENDING, false); + return 0; }
Handling CLEAR is pretty easy. Just ask the ITS driver to clear the corresponding pending bit (which will turn into a CLEAR command on the physical side). Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- virt/kvm/arm/vgic/vgic-its.c | 4 ++++ 1 file changed, 4 insertions(+)