From patchwork Tue May 7 14:16:53 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 242360 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 7D1B52C016D for ; Wed, 8 May 2013 01:30:14 +1000 (EST) Received: from localhost ([::1]:48545 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UZiqB-00080y-DJ for incoming@patchwork.ozlabs.org; Tue, 07 May 2013 10:26:03 -0400 Received: from eggs.gnu.org ([208.118.235.92]:59587) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UZipa-0007tp-8F for qemu-devel@nongnu.org; Tue, 07 May 2013 10:25:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UZiib-0005uS-4Q for qemu-devel@nongnu.org; Tue, 07 May 2013 10:18:18 -0400 Received: from mail-wi0-x232.google.com ([2a00:1450:400c:c05::232]:38310) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UZiia-0005u9-Rw for qemu-devel@nongnu.org; Tue, 07 May 2013 10:18:13 -0400 Received: by mail-wi0-f178.google.com with SMTP id hm14so690411wib.11 for ; Tue, 07 May 2013 07:18:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=CEWKs4QtTiFdMi1k3g3iWoscNz74J9fsNCZtacbosC8=; b=bqZSbE28Av7LA2+t06C4HRqbuadVbZGAItuCvshnWivLvC4jiBqWEXIRhslUwpzekR FdgSRzwyHF4QuIz4UhsDX6X6zMCMOe5Hx45c/u+FziUONg+QstzhRKXEtKT7q/pfb5E3 Aq3HX2ef8bwMmOhU+Xpp+AAo1kq3Ep5eqAaL1DxkN8FCepCYr1yQXd/XG3WIcLMyr0wx 2pVXFBp+cRwkWoZLa9UldOADLUWbdn68YGFblHfBwlV7qF+dku0q88ySNLzjWoL36K53 ZXuoHB7RBQC7IDVLGeU/aWsNbluUf7eqHjEJpicMyIge60dwu1sfb8T8ocBJnoPIYQSq lvQA== X-Received: by 10.180.185.179 with SMTP id fd19mr3748331wic.1.1367936291833; Tue, 07 May 2013 07:18:11 -0700 (PDT) Received: from localhost.localdomain (93-34-176-20.ip50.fastwebnet.it. [93.34.176.20]) by mx.google.com with ESMTPSA id ge7sm3335978wib.6.2013.05.07.07.18.09 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 07 May 2013 07:18:10 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Tue, 7 May 2013 16:16:53 +0200 Message-Id: <1367936238-12196-16-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1367936238-12196-1-git-send-email-pbonzini@redhat.com> References: <1367936238-12196-1-git-send-email-pbonzini@redhat.com> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a00:1450:400c:c05::232 Cc: aik@ozlabs.ru, jan.kiszka@siemens.com, qemulist@gmail.com, Avi Kivity , stefanha@redhat.com, david@gibson.dropbear.id.au Subject: [Qemu-devel] [PATCH 15/40] vfio: abort if an emulated iommu is used X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Avi Kivity vfio doesn't support guest iommus yet, indicate it to the user by gently depositing a core on their disk. Signed-off-by: Avi Kivity Signed-off-by: Paolo Bonzini --- hw/misc/vfio.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c index 693a9ff..178dd11 100644 --- a/hw/misc/vfio.c +++ b/hw/misc/vfio.c @@ -1939,6 +1939,8 @@ static void vfio_listener_region_add(MemoryListener *listener, void *vaddr; int ret; + assert(!memory_region_is_iommu(section->mr)); + if (vfio_listener_skipped_section(section)) { DPRINTF("SKIPPING region_add %"HWADDR_PRIx" - %"PRIx64"\n", section->offset_within_address_space,