From patchwork Tue Jan 8 11:47:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Xu X-Patchwork-Id: 1021857 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43YrCW48rkz9sMM for ; Tue, 8 Jan 2019 22:49:43 +1100 (AEDT) Received: from localhost ([127.0.0.1]:48711 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ggpt7-0008Au-BU for incoming@patchwork.ozlabs.org; Tue, 08 Jan 2019 06:49:41 -0500 Received: from eggs.gnu.org ([209.51.188.92]:38135) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ggps0-0007v6-Hy for qemu-devel@nongnu.org; Tue, 08 Jan 2019 06:48:33 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ggpry-0004kE-AS for qemu-devel@nongnu.org; Tue, 08 Jan 2019 06:48:32 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42284) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ggprt-0004OB-LU for qemu-devel@nongnu.org; Tue, 08 Jan 2019 06:48:28 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0BEFC85541; Tue, 8 Jan 2019 11:48:20 +0000 (UTC) Received: from xz-x1.nay.redhat.com (dhcp-14-116.nay.redhat.com [10.66.14.116]) by smtp.corp.redhat.com (Postfix) with ESMTP id 64C985C21C; Tue, 8 Jan 2019 11:47:53 +0000 (UTC) From: Peter Xu To: qemu-devel@nongnu.org Date: Tue, 8 Jan 2019 19:47:17 +0800 Message-Id: <20190108114720.21760-3-peterx@redhat.com> In-Reply-To: <20190108114720.21760-1-peterx@redhat.com> References: <20190108114720.21760-1-peterx@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 08 Jan 2019 11:48:20 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 2/5] intel_iommu: reset intr_enabled when system reset X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Michael S . Tsirkin" , Jason Wang , peterx@redhat.com, Eric Auger , Alex Williamson , Paolo Bonzini Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This is found when I was debugging another problem. Until now no bug is reported with this but we'd better reset the IR status correctly after a system reset. Signed-off-by: Peter Xu Acked-by: Jason Wang --- hw/i386/intel_iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index 6d5cc1d039..ee22e754f0 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -3138,6 +3138,7 @@ static void vtd_init(IntelIOMMUState *s) s->root = 0; s->root_extended = false; s->dmar_enabled = false; + s->intr_enabled = false; s->iq_head = 0; s->iq_tail = 0; s->iq = 0;