From patchwork Mon Nov 7 07:09:54 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Wang X-Patchwork-Id: 691784 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3tC3l81YsWz9vGv for ; Mon, 7 Nov 2016 18:21:08 +1100 (AEDT) Received: from localhost ([::1]:51735 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c3eEr-0005Qj-53 for incoming@patchwork.ozlabs.org; Mon, 07 Nov 2016 02:21:05 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44920) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c3e4o-0005P8-KF for qemu-devel@nongnu.org; Mon, 07 Nov 2016 02:10:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c3e4j-0002p8-M7 for qemu-devel@nongnu.org; Mon, 07 Nov 2016 02:10:42 -0500 Received: from mx1.redhat.com ([209.132.183.28]:37424) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c3e4j-0002o6-GD for qemu-devel@nongnu.org; Mon, 07 Nov 2016 02:10:37 -0500 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C5BB030C7D4; Mon, 7 Nov 2016 07:10:36 +0000 (UTC) Received: from jason-ThinkPad-T450s.redhat.com (vpn1-5-181.pek2.redhat.com [10.72.5.181]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id uA779tms014620; Mon, 7 Nov 2016 02:10:33 -0500 From: Jason Wang To: qemu-devel@nongnu.org, mst@redhat.com Date: Mon, 7 Nov 2016 15:09:54 +0800 Message-Id: <1478502595-8484-10-git-send-email-jasowang@redhat.com> In-Reply-To: <1478502595-8484-1-git-send-email-jasowang@redhat.com> References: <1478502595-8484-1-git-send-email-jasowang@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 07 Nov 2016 07:10:36 +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 V3 09/10] memory: handle alias in memory_region_is_iommu() 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: Jason Wang , peterx@redhat.com, vkaplans@redhat.com, wexu@redhat.com, cornelia.huck@de.ibm.com, pbonzini@redhat.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Cc: Paolo Bonzini Acked-by: Paolo Bonzini Signed-off-by: Jason Wang Reviewed-by: Peter Xu --- include/exec/memory.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/exec/memory.h b/include/exec/memory.h index e605de3..ab37499 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -628,6 +628,9 @@ static inline bool memory_region_is_romd(MemoryRegion *mr) */ static inline bool memory_region_is_iommu(MemoryRegion *mr) { + if (mr->alias) { + return memory_region_is_iommu(mr->alias); + } return mr->iommu_ops; }