Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752408AbdGaR2a (ORCPT ); Mon, 31 Jul 2017 13:28:30 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:56832 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751339AbdGaR20 (ORCPT ); Mon, 31 Jul 2017 13:28:26 -0400 From: Marc Zyngier To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Cc: Christoffer Dall , Thomas Gleixner , Jason Cooper , Eric Auger , Shanker Donthineni , Mark Rutland , Shameerali Kolothum Thodi Subject: [PATCH v3 45/59] KVM: arm/arm64: GICv4: Handle CLEAR applied to a VLPI Date: Mon, 31 Jul 2017 18:26:23 +0100 Message-Id: <20170731172637.29355-46-marc.zyngier@arm.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170731172637.29355-1-marc.zyngier@arm.com> References: <20170731172637.29355-1-marc.zyngier@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 749 Lines: 26 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 --- 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