From patchwork Mon Jul 31 17:26:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 9872735 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9E0046037D for ; Mon, 31 Jul 2017 17:32:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B15B227BFF for ; Mon, 31 Jul 2017 17:32:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A6182285C6; Mon, 31 Jul 2017 17:32:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6275127BFF for ; Mon, 31 Jul 2017 17:32:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752416AbdGaR2c (ORCPT ); Mon, 31 Jul 2017 13:28:32 -0400 Received: from foss.arm.com ([217.140.101.70]:56882 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751339AbdGaR2b (ORCPT ); Mon, 31 Jul 2017 13:28:31 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id BE8F11DC7; Mon, 31 Jul 2017 10:28:30 -0700 (PDT) Received: from approximate.cambridge.arm.com (approximate.cambridge.arm.com [10.1.207.16]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id BB6E73F3E1; Mon, 31 Jul 2017 10:28:28 -0700 (PDT) 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 47/59] KVM: arm/arm64: GICv4: Propagate property updates to VLPIs Date: Mon, 31 Jul 2017 18:26:25 +0100 Message-Id: <20170731172637.29355-48-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: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Upon updating a property, we propagate it all the way to the physical ITS, and ask for an INV command to be executed there. Signed-off-by: Marc Zyngier Acked-by: Christoffer Dall --- virt/kvm/arm/vgic/vgic-its.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c index 65cc77fde609..9e46081e5f15 100644 --- a/virt/kvm/arm/vgic/vgic-its.c +++ b/virt/kvm/arm/vgic/vgic-its.c @@ -297,6 +297,9 @@ static int update_lpi_config(struct kvm *kvm, struct vgic_irq *irq, spin_unlock(&irq->irq_lock); } + if (irq->hw) + return its_prop_update_vlpi(irq->host_irq, prop, true); + return 0; }