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[2001:4830:134:3::11]) by mx.google.com with ESMTPS id 10si8898607qkw.110.2017.09.19.00.59.46 for (version=TLS1 cipher=AES128-SHA bits=128/128); Tue, 19 Sep 2017 00:59:47 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) client-ip=2001:4830:134:3::11; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) smtp.mailfrom=qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:40649 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duDRY-0000Yd-Ug for alex.bennee@linaro.org; Tue, 19 Sep 2017 03:59:44 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48593) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duDIh-0001ur-IQ for qemu-devel@nongnu.org; Tue, 19 Sep 2017 03:50:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1duDIg-00024G-N4 for qemu-devel@nongnu.org; Tue, 19 Sep 2017 03:50:35 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45280) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1duDIc-00020u-27; Tue, 19 Sep 2017 03:50:30 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id E630161498; Tue, 19 Sep 2017 07:50:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com E630161498 Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=eric.auger@redhat.com Received: from localhost.localdomain.com (ovpn-116-197.ams2.redhat.com [10.36.116.197]) by smtp.corp.redhat.com (Postfix) with ESMTP id 607A061342; Tue, 19 Sep 2017 07:50:21 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, peter.maydell@linaro.org, alex.williamson@redhat.com, mst@redhat.com, qemu-arm@nongnu.org, qemu-devel@nongnu.org, jean-philippe.brucker@arm.com Date: Tue, 19 Sep 2017 09:46:48 +0200 Message-Id: <1505807208-9063-17-git-send-email-eric.auger@redhat.com> In-Reply-To: <1505807208-9063-1-git-send-email-eric.auger@redhat.com> References: <1505807208-9063-1-git-send-email-eric.auger@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Tue, 19 Sep 2017 07:50:29 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [RFC v4 16/16] hw/vfio/common: Do not print error when viommu translates into an mmio region 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: wei@redhat.com, kevin.tian@intel.com, marc.zyngier@arm.com, tn@semihalf.com, will.deacon@arm.com, drjones@redhat.com, peterx@redhat.com, linuc.decode@gmail.com, bharat.bhushan@nxp.com, christoffer.dall@linaro.org Errors-To: qemu-devel-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-devel" X-TUID: lP5lC7Tc5QAQ On ARM, the MSI doorbell is translated by the virtual IOMMU. As such address_space_translate() returns the MSI controller MMIO region and we get an "iommu map to non memory area" message. Let's remove this latter. Signed-off-by: Eric Auger --- hw/vfio/common.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index 468a259..fb6f397 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -326,8 +326,6 @@ static bool vfio_get_vaddr(IOMMUTLBEntry *iotlb, void **vaddr, iotlb->translated_addr, &xlat, &len, writable); if (!memory_region_is_ram(mr)) { - error_report("iommu map to non memory area %"HWADDR_PRIx"", - xlat); return false; } -- 2.5.5