From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8AF37C4320E for ; Fri, 27 Aug 2021 17:55:50 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EFADF60FC4 for ; Fri, 27 Aug 2021 17:55:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EFADF60FC4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=oracle.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:37310 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mJg4y-0007gQ-N3 for qemu-devel@archiver.kernel.org; Fri, 27 Aug 2021 13:55:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56538) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mJg3B-00057V-DM for qemu-devel@nongnu.org; Fri, 27 Aug 2021 13:53:57 -0400 Received: from mx0a-00069f02.pphosted.com ([205.220.165.32]:14104) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mJg38-0006ob-LM for qemu-devel@nongnu.org; Fri, 27 Aug 2021 13:53:57 -0400 Received: from pps.filterd (m0246627.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 17RGR5BB002221; Fri, 27 Aug 2021 17:53:51 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-type : mime-version; s=corp-2021-07-09; bh=hbeesl5jr2MDQwAekYTe74dtuO0w8jGAN0DHFmlsco8=; b=fhvPGkxu4gNQSRHpf+j2K+AVplpaU3VdHuyk4FupiC4DYmSb0yRT5Qt6fAPxu8XRZNF9 +jFiNcYnOL5N4fy+SfqtwJXF08VgQ7J7VBEE16pjSFcincLXFKqPAcxtRtr2YhFiMvqK bSqaDtFGHn5qLb9TwQTwAd5gtdt1sNCYxec1kPLDgY+mKyZ9VXD0aXHkya7aHSWPx3Oe 0PYP742xZsrUCBDth6WMECR8kezthyZui+8YZHz4JdvCYluf4Xi3NvHTtUkYgnLRkqgG pHVGXJsAU4r/qC5/AJ3cMcC83cpoMWkw69TrQFGELTzQk3051EzaLktvQnaj8NqJPOit vQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : content-type : mime-version; s=corp-2020-01-29; bh=hbeesl5jr2MDQwAekYTe74dtuO0w8jGAN0DHFmlsco8=; b=qsSKZgArXM7ly3OFRB5Nh89zEjvrMHE3X141E6EcBqG0dYZ2WXsVkZlaIlb3vXo8Bxs/ ZbLKlUsbMR1CG1xO1sZpfTviV/7fUJgni9wu9/Erkgk0uuts8OeF159isEko1DtZXKi9 2cJWwCsE3E0TLvLGkGvFllzRYjSdNY7PVCh6L54KVJJpx0WiEY76/5HLa6qmn6sD2w49 FVRr8XoQ8C0OB4hULG2oF14GO2gX+sPxQ+bQ9GMGUoEI5sFGwa/Z4c1HsOsADGDoNHqJ zo7qpAyaqoPS6PxXw+ITbhgCkKfIYhhNaE+kumTG6pM0kQWxJwhXSLcHrgKxQ7CYKKnl Bw== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by mx0b-00069f02.pphosted.com with ESMTP id 3apvjr19ev-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 27 Aug 2021 17:53:50 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 17RHnwwb179340; Fri, 27 Aug 2021 17:53:40 GMT Received: from nam10-dm6-obe.outbound.protection.outlook.com (mail-dm6nam10lp2104.outbound.protection.outlook.com [104.47.58.104]) by userp3020.oracle.com with ESMTP id 3akb92hhth-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 27 Aug 2021 17:53:40 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=UnHqC57qefBJftxKvQ+RqpkbVjHhwhc2ktif38YGZmpmbaIuwg8aX49RJokl2pMMngjWZUJAu2hNOTtBFjDULrl6+dPkaorCH7WjM3ZxIpiKgxmBLVXvvkh4rU+f3IU2DqOdWJ4YTwu+tg4wMrbBvjND75Tk4lu15Y9nRzR2hxZ8i6SlzEqqG/cvPGBUmDtFckJDlsj9PTS+GOcu0S/TYNRV3KVQgl/27Idi2gn0o3HHHxRMrbMjNU/HMbwTKWaNB9c1z5HfUeegQbLjdpuCvAe+pNfe9MD9YZ3SUJHOzryPut223jorymzLnEbNzsxPeeT/t+btoo/cSYp6TLSSCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=hbeesl5jr2MDQwAekYTe74dtuO0w8jGAN0DHFmlsco8=; b=Jqe9dHD4ZmuGoUjTrWi5YFig2jtYF6GknWmlvrh+UMMOMNbjptA6cQZhnYZ52N/hthpLYa2ypHbp6FcrFBpCyYHMwGqYO2kEOFoWwZQqIq8GnLVpDuQZnCaIFw0t+eTAbx/PMLDvMSQ67tWN6kMBqFWrPl8BkIRv5UvU973aDa7d5fqkYjux2cfJrxZEx8ZEA39SqvhKnTsfhcIf9EdfI9750wXDmeYPRKXv9WLa3h73EqCEbjkiM0LzmbDwZlrU1jYkSikLVGelo41kDfCsXHOjWOoItJI/nMg2hXHo96/Fd8uny1MDCu5fcok+1/0ZRCw1OmftVvDa89IvZBrI/g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=hbeesl5jr2MDQwAekYTe74dtuO0w8jGAN0DHFmlsco8=; b=Js3XZqJ1vH8qKarNM//VRJ+32v6zqlWapmgU0zdzDIZWeey+WLvfz9gaV+SKdptXFCu8DEzRkFQWqilonQrPu6giyZ5apoQYuNu2tsw7SvM4hq6LgpUNkIEkC5hFxntf6HK5MKertreV6P5SzudQiMirs1Oz3iF/c9DObIKsgKM= Authentication-Results: nongnu.org; dkim=none (message not signed) header.d=none;nongnu.org; dmarc=none action=none header.from=oracle.com; Received: from MN2PR10MB4013.namprd10.prod.outlook.com (2603:10b6:208:185::25) by BLAPR10MB5233.namprd10.prod.outlook.com (2603:10b6:208:328::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4436.19; Fri, 27 Aug 2021 17:53:38 +0000 Received: from MN2PR10MB4013.namprd10.prod.outlook.com ([fe80::282e:c371:7a10:b122]) by MN2PR10MB4013.namprd10.prod.outlook.com ([fe80::282e:c371:7a10:b122%5]) with mapi id 15.20.4457.023; Fri, 27 Aug 2021 17:53:38 +0000 From: Jagannathan Raman To: qemu-devel@nongnu.org Subject: [PATCH RFC server v2 00/11] vfio-user server in QEMU Date: Fri, 27 Aug 2021 13:53:19 -0400 Message-Id: X-Mailer: git-send-email 1.8.3.1 In-Reply-To: References: Content-Type: text/plain X-ClientProxiedBy: BYAPR11CA0093.namprd11.prod.outlook.com (2603:10b6:a03:f4::34) To MN2PR10MB4013.namprd10.prod.outlook.com (2603:10b6:208:185::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from jaraman-bur-1.us.oracle.com (209.17.40.46) by BYAPR11CA0093.namprd11.prod.outlook.com (2603:10b6:a03:f4::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4457.20 via Frontend Transport; Fri, 27 Aug 2021 17:53:35 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7c760c28-606f-47a2-6f7d-08d969839913 X-MS-TrafficTypeDiagnostic: BLAPR10MB5233: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8882; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MN2PR10MB4013.namprd10.prod.outlook.com; PTR:; CAT:NONE; SFS:(396003)(366004)(346002)(39860400002)(376002)(136003)(38350700002)(478600001)(966005)(86362001)(6486002)(6666004)(26005)(7696005)(316002)(7416002)(52116002)(6916009)(66476007)(66556008)(38100700002)(66946007)(2616005)(36756003)(107886003)(4326008)(5660300002)(956004)(2906002)(8676002)(186003)(8936002)(83380400001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?u3xEbZhpXCYCC6v+izHJgUQmbHIvasKkbn1z2TnApQ7Zg9Xv6xir7FXKkkvx?= =?us-ascii?Q?YeUb5qScytO79fxvcgduGFDTbJ3lrF1ZbjKWHfyXVneJfirMG7o+9/F1mvA4?= =?us-ascii?Q?XY5VNWQrdWvgUOca8RitXWHeseQdKRjokguIudbFU2UesszbFJll71Rf0zbH?= =?us-ascii?Q?eWagvbB+B043OF+2x8ZPi7IMGetv720yr5Bp38OlcyIrmeT1cmLyueyI0HsU?= =?us-ascii?Q?YRy2lvfw6KDF0LxIMbPFIpVG2fq7HTPGSUrhckRTqsDdgpNVhh301VgPKhEm?= =?us-ascii?Q?9tSC29aEWAMqPC4MKzL361QkqSUHd6pBEwJ/e8Qrogx8i3zKXLV67w2oC89k?= =?us-ascii?Q?hdoPjjnm1+VKF3EYMizd0RHwES0DtfnWSDOkz4bKp+FSZ0NNaaKLXsFPhf9t?= =?us-ascii?Q?Yq5vR0tRmVYpytvLuIq2qNjtTJyBivStFyoiTdwhvwmmQlG0dymsmYKivtVX?= =?us-ascii?Q?oBjwWLMmUAwDfvq8VK8GYjg4NdeVWFKkqflKt7q6SLxq2X5iBgnmTWyRx01f?= =?us-ascii?Q?MjgqHn4q2o4WOSIByWlGe5vtvQuvtWsE3suoH8u/QxfqvekgdQ8SofXXil54?= =?us-ascii?Q?mj8KWxRQeGNjJbFO2gHxr7Xttjq3l4kHmdSXChY5oKFuivC/sKcQNFqllyim?= =?us-ascii?Q?U3o0o0FQ7vFG7tQxpn5kC/DvrahHtHbajvjszw8EJF0iIfGzRX2Ay66hlCTN?= =?us-ascii?Q?JhEiVKrzUKuPV5oe6RrOHuGILgzw7UdOvagRemIcWN8RdKQqEfPU7TWeXLKg?= =?us-ascii?Q?mD77P9w5X37IsqXaOcYXq7bE5C4Lb7LWTt0c5U2BYBTcB6DNslodx4szsgCq?= =?us-ascii?Q?2YlYqGiQA5X2QfYAgFvTKyXnvhQwQLKtS1AlfaTEdA52yU+DksNd8ca2D2jO?= =?us-ascii?Q?z5DfkImu6236Ga2Yhzo8QkOW3WiYx4cRYaAXl2dQMH0qra3NVeDpVTn0tpaJ?= =?us-ascii?Q?nxVk/b3LhaK5zWYtdID4jjE0wUgxKJaHzi8HEHSNGIxMafugxR14RuItNbXe?= =?us-ascii?Q?5wQxmQb0aYav3pzxdwF7TOyS57nzH5ZVHafdnhGpB/PrhJoXNbMzKypGmEBN?= =?us-ascii?Q?JgknXryxO7Xi95gHZagBI7GeUKUiiZbkUkdSZvnmO+e5YdRNzBMKuGMa6i02?= =?us-ascii?Q?8dNDy7bA/VlKwSa7dlpopwZuBh6mZJGZIqgedlOsWcXt88MqM86zA/Uq8pcL?= =?us-ascii?Q?Vsw5TsVdr6tV3I9eQtfWnljQJ63Nz0fnZ4OhKx4VZT1oLPJNO40KnW8KUK2n?= =?us-ascii?Q?dZJhKj/vjbrlCc5IDu3b/udGPB0i1FRIQ252Y67PE/WAxJTFpz4WeDPUTWD9?= =?us-ascii?Q?u95D26YCMtha9N1lg+PWAdBG?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7c760c28-606f-47a2-6f7d-08d969839913 X-MS-Exchange-CrossTenant-AuthSource: MN2PR10MB4013.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Aug 2021 17:53:38.2264 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: NLUhr5WoSog3pvv/RB/X/nrmAvcpbVMgrxIWm8zc4PthLvl1JEov4VaoQ4R9Tic1SoqXdj6FV14I5cPFzdkwuQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLAPR10MB5233 X-Proofpoint-Virus-Version: vendor=nai engine=6300 definitions=10089 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 phishscore=0 spamscore=0 bulkscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108270105 X-Proofpoint-GUID: bIFNhilSaB0sot1OR9CcUNF91OFPORS8 X-Proofpoint-ORIG-GUID: bIFNhilSaB0sot1OR9CcUNF91OFPORS8 Received-SPF: pass client-ip=205.220.165.32; envelope-from=jag.raman@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: elena.ufimtseva@oracle.com, john.g.johnson@oracle.com, thuth@redhat.com, jag.raman@oracle.com, swapnil.ingle@nutanix.com, john.levon@nutanix.com, philmd@redhat.com, alex.williamson@redhat.com, marcandre.lureau@gmail.com, stefanha@redhat.com, thanos.makatos@nutanix.com, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Hi, This series depends on the following series from Elena Ufimtseva : [PATCH RFC v2 00/16] vfio-user implementation Thank you for your feedback for the v1 patches! https://www.mail-archive.com/qemu-devel@nongnu.org/msg825021.html We have incorporated the following feedback from v1 of the review cycle: [PATCH RFC server v2 01/11] vfio-user: build library - Using cmake subproject to build libvfio-user [PATCH RFC server v2 02/11] vfio-user: define vfio-user object - Added check to confirm that TYPE_REMOTE_MACHINE is used with TYPE_VFU_OBJECT [PATCH RFC server v2 04/11] vfio-user: find and init PCI device - Removed call to vfu_pci_set_id() - Added check to confirm that TYPE_PCI_DEVICE is used with TYPE_VFU_OBJECT [PATCH RFC server v2 05/11] vfio-user: run vfio-user context - Using QEMU main-loop to drive the vfu_ctx (using vfu_get_poll_fd() & qemu_set_fd_handler()) - Set vfu_ctx to non-blocking mode (LIBVFIO_USER_FLAG_ATTACH_NB) - Modified how QEMU attaches to the vfu_ctx [PATCH RFC server v2 06/11] handle PCI config space accesses - Broke-up PCI config space access to 4-byte accesses [PATCH RFC server v2 07/11] vfio-user: handle DMA mappings - Received feedback to assert that vfu_dma_info_t->vaddr is not NULL - unable to do it as it appears to be a valid case. [PATCH RFC server v2 10/11] register handlers to facilitate migration - Migrate only one device's data per contect Would appreciate if you could kindly review this v2 series. Looking forward to your comments. Thank you! Jagannathan Raman (11): vfio-user: build library vfio-user: define vfio-user object vfio-user: instantiate vfio-user context vfio-user: find and init PCI device vfio-user: run vfio-user context vfio-user: handle PCI config space accesses vfio-user: handle DMA mappings vfio-user: handle PCI BAR accesses vfio-user: handle device interrupts vfio-user: register handlers to facilitate migration vfio-user: acceptance test configure | 11 + meson.build | 28 ++ qapi/qom.json | 20 +- include/hw/remote/iohub.h | 2 + migration/savevm.h | 2 + hw/remote/iohub.c | 5 + hw/remote/vfio-user-obj.c | 803 ++++++++++++++++++++++++++++++++++++++++++ migration/savevm.c | 73 ++++ .gitmodules | 3 + MAINTAINERS | 9 + hw/remote/meson.build | 3 + hw/remote/trace-events | 10 + subprojects/libvfio-user | 1 + tests/acceptance/vfio-user.py | 94 +++++ 14 files changed, 1062 insertions(+), 2 deletions(-) create mode 100644 hw/remote/vfio-user-obj.c create mode 160000 subprojects/libvfio-user create mode 100644 tests/acceptance/vfio-user.py -- 1.8.3.1