From patchwork Fri Sep 13 08:36:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 1161889 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 TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 46V8G61GSFz9sNF for ; Fri, 13 Sep 2019 18:39:58 +1000 (AEST) Received: from localhost ([::1]:41340 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i8h7T-0008J3-NK for incoming@patchwork.ozlabs.org; Fri, 13 Sep 2019 04:39:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46493) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i8h4x-00069u-Ot for qemu-devel@nongnu.org; Fri, 13 Sep 2019 04:37:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i8h4w-0008K2-S1 for qemu-devel@nongnu.org; Fri, 13 Sep 2019 04:37:19 -0400 Received: from mx1.redhat.com ([209.132.183.28]:38432) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i8h4u-0008Iw-MK; Fri, 13 Sep 2019 04:37:16 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EB85B8342DF; Fri, 13 Sep 2019 08:37:15 +0000 (UTC) Received: from laptop.redhat.com (ovpn-116-33.ams2.redhat.com [10.36.116.33]) by smtp.corp.redhat.com (Postfix) with ESMTP id BF0D060F80; Fri, 13 Sep 2019 08:37:13 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, pbonzini@redhat.com, alex.williamson@redhat.com, peterx@redhat.com Date: Fri, 13 Sep 2019 10:36:15 +0200 Message-Id: <20190913083615.14719-7-eric.auger@redhat.com> In-Reply-To: <20190913083615.14719-1-eric.auger@redhat.com> References: <20190913083615.14719-1-eric.auger@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.69]); Fri, 13 Sep 2019 08:37:16 +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 v1 6/6] amd_iommu: Let amdvi_iommu_notify_flag_changed() fail X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mst@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" In case a MAP notifier is attempted to be registered, let's simply return an error. This latter now is handled in the VFIO code. Signed-off-by: Eric Auger --- hw/i386/amd_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c index 137ba367db..09dee48fac 100644 --- a/hw/i386/amd_iommu.c +++ b/hw/i386/amd_iommu.c @@ -1476,7 +1476,7 @@ static int amdvi_iommu_notify_flag_changed(IOMMUMemoryRegion *iommu, error_report("device %02x.%02x.%x requires iommu notifier which is not " "currently supported", as->bus_num, PCI_SLOT(as->devfn), PCI_FUNC(as->devfn)); - exit(1); + return -EINVAL; } return 0; }