From mboxrd@z Thu Jan 1 00:00:00 1970 From: eric.auger@redhat.com (Auger Eric) Date: Tue, 7 Nov 2017 22:04:59 +0100 Subject: [PATCH v5 14/26] KVM: arm/arm64: GICv4: Handle CLEAR applied to a VLPI In-Reply-To: <20171027142855.21584-15-marc.zyngier@arm.com> References: <20171027142855.21584-1-marc.zyngier@arm.com> <20171027142855.21584-15-marc.zyngier@arm.com> Message-ID: <5bb9dd2f-2fdf-b705-56c2-f3829a7e86ad@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On 27/10/2017 16:28, 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). > > Acked-by: Christoffer Dall > Signed-off-by: Marc Zyngier > --- > 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); > + nit: could be done before the pending_latch setting as this latter is not used in that case. Reviewed-by: Eric Auger Thanks Eric > return 0; > } > >