[PATCH v3 45/59] KVM: arm/arm64: GICv4: Handle CLEAR applied to a VLPI
From: Christoffer Dall <hidden>
Date: 2017-08-28 18:21:29
Also in:
kvm, kvmarm, lkml
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 <redacted>
Acked-by: Christoffer Dall <redacted>
quoted hunk ↗ jump to hunk
--- 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