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authorMarc Zyngier <marc.zyngier@arm.com>2017-10-27 17:28:43 +0300
committerChristoffer Dall <christoffer.dall@linaro.org>2017-11-10 11:29:37 +0300
commitfb0cada604fcda82813f654b0d95963ee165770f (patch)
tree2eb43d9061fb00f5f54bbd76f76b8616ac08da0e /virt
parent0fc9a58ee45532e7a298c7aa626b3fe5ff8cdf87 (diff)
downloadlinux-fb0cada604fcda82813f654b0d95963ee165770f.tar.xz
KVM: arm/arm64: GICv4: Handle CLEAR applied to a VLPI
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> Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/arm/vgic/vgic-its.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index 80bea7021e2e..15e79285380d 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -1091,6 +1091,10 @@ 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;
}