| From | Marc Zyngier <> | Subject | [PATCH v5 14/26] KVM: arm/arm64: GICv4: Handle CLEAR applied to a VLPI | Date | Fri, 27 Oct 2017 15:28:43 +0100 |
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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).
Acked-by: Christoffer Dall <cdall@linaro.org> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- 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 42ffb9084bb7..5778b50911e8 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -1070,6 +1070,10 @@ 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
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