From nobody Tue Feb 10 15:45:10 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; arc=pass (i=1 dmarc=pass fromdomain=oracle.com); dmarc=fail(p=none dis=none) header.from=oracle.com ARC-Seal: i=2; a=rsa-sha256; t=1628288851; cv=pass; d=zohomail.com; s=zohoarc; b=cGwIT2oC+o6T39VmliEF1R0zt4Sv6C4Bfzgm7JkwP4mwbXtFkpO2SE0amfLaz3S8KKbG/WeGD8Qkw7QmzUufTJQODuCrMVuA57cQfnTmWESdUI1gWxZBtR3HihqEki/x5lIBOO6VqylCMmXM7jqu4P2r+S/cLbOIblAuulXdUzM= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1628288851; h=Content-Type:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=biDqY0Q/Fv1zFLC8JgiEyiyUXIcCxUjJwR37bRrNLDM=; b=FLF6E/PYF/mtg7IUAuHshmSR6NlI2+5K9XabMD6QX0s2/WXO4Gqrrrmdkx+Hk+3ViOlNqmsQSaUzau7czOOOqXWp2qb4VZkbYE9m6s9vpE0hoOY9XgqC6DqsaFJ1XnRTInzLP5QTHAeJHAn5ymxA01kkSdIYHR0N05q9xWUruG8= ARC-Authentication-Results: i=2; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; arc=pass (i=1 dmarc=pass fromdomain=oracle.com); dmarc=fail header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1628288851256231.09436325153547; Fri, 6 Aug 2021 15:27:31 -0700 (PDT) Received: from localhost ([::1]:42018 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mC8JO-0000yp-5S for importer@patchew.org; Fri, 06 Aug 2021 18:27:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47398) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mC864-00089P-CX for qemu-devel@nongnu.org; Fri, 06 Aug 2021 18:13:44 -0400 Received: from mx0a-00069f02.pphosted.com ([205.220.165.32]:56974) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mC862-0004OY-LN for qemu-devel@nongnu.org; Fri, 06 Aug 2021 18:13:44 -0400 Received: from pps.filterd (m0246617.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 176MBPFi029961; Fri, 6 Aug 2021 22:13:37 GMT Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by mx0b-00069f02.pphosted.com with ESMTP id 3a90justqk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 06 Aug 2021 22:13:37 +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 176MBi32181498; Fri, 6 Aug 2021 22:13:36 GMT Received: from nam11-dm6-obe.outbound.protection.outlook.com (mail-dm6nam11lp2177.outbound.protection.outlook.com [104.47.57.177]) by userp3020.oracle.com with ESMTP id 3a5ga30fj3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 06 Aug 2021 22:13:35 +0000 Received: from BYAPR10MB3240.namprd10.prod.outlook.com (2603:10b6:a03:155::17) by BY5PR10MB4129.namprd10.prod.outlook.com (2603:10b6:a03:210::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4394.17; Fri, 6 Aug 2021 22:13:34 +0000 Received: from BYAPR10MB3240.namprd10.prod.outlook.com ([fe80::99fe:4091:351d:11e3]) by BYAPR10MB3240.namprd10.prod.outlook.com ([fe80::99fe:4091:351d:11e3%5]) with mapi id 15.20.4373.028; Fri, 6 Aug 2021 22:13:34 +0000 Received: from ca-dev63.us.oracle.com (148.87.23.7) by SA9PR03CA0002.namprd03.prod.outlook.com (2603:10b6:806:20::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4394.16 via Frontend Transport; Fri, 6 Aug 2021 22:13:32 +0000 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=biDqY0Q/Fv1zFLC8JgiEyiyUXIcCxUjJwR37bRrNLDM=; b=W1yWvVaG5Xglt2nZtOG/f3Gc5Kg2BvnYwWH7KtYFSOh6j3q+aGGtd7i7RIwx9TlT5CFP O9p1crsyyEt1xx6PKi5r+Aja1PxRQKFNHUHmJZkrqJVVs3AoQQCotiglZwWFeSU48366 UcEHZH8W8c1j84KYbh4pIZcQpmXHK0c2eW5QvnCL6qvIhbo8i7BAqtjcyR6iHyyLUw7V AW4QutYdkT0PELWToDrG+a0StKg/Vwe3SDes1lEOaxg/lyL7G/ypIjeLZdOhSfLxiClv cAL47oHNaRcAetWv5GfF2bvuzkSCSSidpU9TT0nhkeCfhieEQjDbRp6VXyiaPmvuSf92 lA== 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=biDqY0Q/Fv1zFLC8JgiEyiyUXIcCxUjJwR37bRrNLDM=; b=fMU4G8vpaR+Fj8piYIwu2ffSJTiTH6Atu4OOLUPGlVaOoL1aaz+1DiMxYCntAZJcscAx MVl5PYWq/Gex1JMlbEGFjiiIaD9hxdWkMl0Lt9MFbdp5hUp3QsGCWBcz/qWFf5MKMt96 r+PGCJHMZfSeyPxJIbXSvvzqSdyJw1ykoqMhTS2OmGv58ADEmk5pyyBI4/FBqL8awdz8 PL/OpvI+Ed3gFi2taFUfTPuSJvW9pzNsr2v0xPclS6zFDQCiYcP3KpKQTDf7NVwhdtGI as/HotQBvLLX2NYVVoKJ2+lHsN1xFMgdOBx7QfCnOrueV7wKhnFy61q98fm2c8AepO0m jw== ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=IZmW22FhtnlpDqhwl8EJnx+4/fHit12frDtUgVxwVMGznljGVX7gmm2h9zoagDhHUsuq2OGD46stOI/v72XMLd6RdgFQMDyrxMZsoVm7cK7VKproCps2lxL4bAL2BmbCvEaLiM39NW8edDnGYpKWJAVB6Zflm9qKGDW3am0pKvFlXC88x/8SSIeBcEXLX+Hcd9iFpbLEf7FgMIqpB3/npcz+VxgRGGEN/cv5HxBSvVP7E3PC90KzwKtWxldH0Bv5pAZye0T6oaLHCpHgDp6mPZlGQZ8nNwBD+Spkw/S8OdXPKBJMg7efoCkx3EiUHrR2V3x5XIZq+RPiHl4MKo2RsA== 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=biDqY0Q/Fv1zFLC8JgiEyiyUXIcCxUjJwR37bRrNLDM=; b=i1DDgTUwHlv0a9LL0jkRRTlW8V4KBjm8dm8bOOQaYf2mNP3Ou+ahfTC0B9gkLznWh0Xqtp3wo/NaEMugzNqFhKA0Ht/J2YO5BB9CWwkeTxrXYIXp+DtdMtBUQxCKUsyKETcNI9eCvH5Kul04I+udoR9UDfONPhDUc/1W8Z1dv01YRU9Vua9xPyZgFhymJZ+c40i9198siQyleUyJJ0lyNj0B8Kt2V2W690saPujfDZIWVKh1K69iRq0jNXSMeiff0xpcq2b+FQe5QNJlXdzc5HZhfbtWqEvfbQKjMIjD9R1+L3pY1LHHhpGhu3TIhlWIxeSAqkGUxZiMlOCdAZHIlw== 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=biDqY0Q/Fv1zFLC8JgiEyiyUXIcCxUjJwR37bRrNLDM=; b=k8zOFW1Hr75oLaS6+kOvSr338DLrWSvXecOQ43IityE3o6IOUENVEM30AYbZWp+3/agXHEKPAV8hTvRr9nBmVZeYntU69HFX2nmfpAlmkrhWMIOnNPd5QqyELzEk+vTirGCZ9g9W5seI3GJ8GAAjIySDiiVTB1J/MCty9j7DjV4= Authentication-Results: nongnu.org; dkim=none (message not signed) header.d=none;nongnu.org; dmarc=none action=none header.from=oracle.com; From: Steve Sistare To: qemu-devel@nongnu.org Subject: [PATCH V6 22/27] vhost: reset vhost devices for cpr Date: Fri, 6 Aug 2021 14:43:56 -0700 Message-Id: <1628286241-217457-23-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1628286241-217457-1-git-send-email-steven.sistare@oracle.com> References: <1628286241-217457-1-git-send-email-steven.sistare@oracle.com> X-ClientProxiedBy: SA9PR03CA0002.namprd03.prod.outlook.com (2603:10b6:806:20::7) To BYAPR10MB3240.namprd10.prod.outlook.com (2603:10b6:a03:155::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 1cf64abf-6434-4b54-a534-08d959276e50 X-MS-TrafficTypeDiagnostic: BY5PR10MB4129: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5236; 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:BYAPR10MB3240.namprd10.prod.outlook.com; PTR:; CAT:NONE; SFS:(136003)(396003)(39860400002)(366004)(346002)(376002)(66946007)(66556008)(956004)(2616005)(316002)(7416002)(38350700002)(8936002)(478600001)(66476007)(36756003)(86362001)(38100700002)(5660300002)(54906003)(8676002)(4326008)(6486002)(7696005)(52116002)(186003)(2906002)(6666004)(107886003)(6916009)(26005)(83380400001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?+oYMGmBr4hrJGfsKezc53vHVUF2h+y2yXQUkVwOu3aaurf7qp636qrMccxOX?= =?us-ascii?Q?K4xSUdfwzp1EKB7pwzKJzSWWTD4eLm3Y1RyH64eOxz/YgFPNyVyIUMNqddI7?= =?us-ascii?Q?fit9kingJZrhOdb2HDsBORYvUPp3M8w88ze2BjcDizE5LgYXkUBiXy9dtXw1?= =?us-ascii?Q?HtAqqFA6wNUL2WXjF2jFDHxT9NfGGH9VTNhB2q7DzEFWPOrfBzFsL+zogU1r?= =?us-ascii?Q?KQdfgnn+O0WMh1PdROXIhRBGTlSlPkaQgRsFiaeEEIlRnnWwtT2PzaHGnn6P?= =?us-ascii?Q?kcwlnk5Q0zymnvi7WW4MCaM8PjKehpIi8c5wlW17iFU998AG5jxFqlCrq3Av?= =?us-ascii?Q?hf1LnO9mXeFPh7/q8h00R2ihOmR1j6PGkhrC2LxRrYrd+DenQiXZWnGo0sU7?= =?us-ascii?Q?/NxanUl+IJ/4sg//n6IXXGObqyufs1d0H9obJWosynCi8Yy5f0OlstOGbjxV?= =?us-ascii?Q?6TpSTvaDk31uKa6I/g+jO56FOYWpisq9QqH0P5TEGiT/KGEFEKtfxudH7HJJ?= =?us-ascii?Q?o07PqBUkzZTaLnFJownaApYI7ik3uoTqJvg5ggMTq/thg57/AvCrFMYdVUki?= =?us-ascii?Q?4l0Rk9CEYdrYR+FazM7553/brsg3ElnrQdylas0d6gYqznc63L3tVtZzV72i?= =?us-ascii?Q?7GgOAjAAKARxKzBowQwb6k0fqmrgrWNQOacTKcyp/VAZUaD0Yn5KRE0NCr+Q?= =?us-ascii?Q?7tK+hCkJAPIyT0SLlXlw1xAdjse+CKUiIONuDq5f9dbB9S94LdyII/AWUHcl?= =?us-ascii?Q?VXnDbg5KJKBuw1ZDkBg60Z9Rykxa9eDRqGlBIAuLwu9Vsw/OMSNgub7v0Bve?= =?us-ascii?Q?9u0BGX80vaUXjOWWCcQfK0oJ1Kfz7GzpGBdGufxtunLPOi3+RErzN3/YkJbw?= =?us-ascii?Q?q+cZgGeIZSNjNsBzk6gwKoJx81GcaX+ARMfMRktNnkLgrqqOhN+1zlpTQMF0?= =?us-ascii?Q?CBzvbReEDzMBoeXu73K3f2tE3tBhFfYUtGgFeiS4iSAC2WI9hMfbuVk0+QuA?= =?us-ascii?Q?gwQnMG07i9Oaar3tcBPVG5r2ZB4UIzSyiw36ox4xGkJsFBVsS0zmjzAEb62g?= =?us-ascii?Q?IeE+RGOhLFiCISp+wAT4gMGE92RBt8Y19miWIJaQ8NbE6OavYN4OfUgt8Qva?= =?us-ascii?Q?ncnsdHoewiZVanCQ7u34h19FwCd/DWjrwtiJyoXffYNe4uaihiUdYdChy5PL?= =?us-ascii?Q?IDr6kU2vz47SylS+maG8H1S3kMi7zCvuDx3Tb+i8eJv02pvO4WFa6/GXbZsw?= =?us-ascii?Q?CunikuwdGGzAYxQMHriUm4hxL42fbfnnmQzg4hgIboPIdJrgkjOQAA00DWbj?= =?us-ascii?Q?8/R357vcuExXMyk3j+ZEpE/p?= X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1cf64abf-6434-4b54-a534-08d959276e50 X-MS-Exchange-CrossTenant-AuthSource: BYAPR10MB3240.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Aug 2021 22:13:34.0280 (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: XbI/1Fswmo6rIWcRE3tQByejTwQA7fCOLY+9tO/3dwzivGf5DbxyJ0SoWpVA3nB6n8nNpyc70lUAkCMdZjNFeMmdGyM3TfV52jgQOdfieE8= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR10MB4129 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=10068 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 malwarescore=0 phishscore=0 spamscore=0 adultscore=0 suspectscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108060145 X-Proofpoint-ORIG-GUID: qFLI0iX3M1ARDLpkuC2kBuKSwH259dLi X-Proofpoint-GUID: qFLI0iX3M1ARDLpkuC2kBuKSwH259dLi Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.220.165.32; envelope-from=steven.sistare@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, 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, 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: "Daniel P. Berrange" , "Michael S. Tsirkin" , Jason Zeng , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Juan Quintela , "Dr. David Alan Gilbert" , Eric Blake , Markus Armbruster , Zheng Chuan , Alex Williamson , Steve Sistare , Stefan Hajnoczi , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @oracle.onmicrosoft.com) X-ZM-MESSAGEID: 1628288854411100001 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" A vhost device is implicitly preserved across re-exec because its fd is not closed, and the value of the fd is specified on the command line for the new qemu to find. However, new qemu issues an VHOST_RESET_OWNER ioctl, which fails because the device already has an owner. To fix, reset the owner prior to exec. Signed-off-by: Mark Kanda Signed-off-by: Steve Sistare --- hw/virtio/vhost.c | 11 +++++++++++ include/hw/virtio/vhost.h | 1 + migration/cpr.c | 2 ++ 3 files changed, 14 insertions(+) diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index e8f85a5..3934178 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1832,6 +1832,17 @@ void vhost_dev_stop(struct vhost_dev *hdev, VirtIODe= vice *vdev) hdev->vdev =3D NULL; } =20 +void vhost_dev_reset_all(void) +{ + struct vhost_dev *dev; + + QLIST_FOREACH(dev, &vhost_devices, entry) { + if (dev->vhost_ops->vhost_reset_device(dev) < 0) { + VHOST_OPS_DEBUG("vhost_reset_device failed"); + } + } +} + int vhost_net_set_backend(struct vhost_dev *hdev, struct vhost_vring_file *file) { diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h index 045d0fd..facdfc2 100644 --- a/include/hw/virtio/vhost.h +++ b/include/hw/virtio/vhost.h @@ -108,6 +108,7 @@ int vhost_dev_init(struct vhost_dev *hdev, void *opaque, void vhost_dev_cleanup(struct vhost_dev *hdev); int vhost_dev_start(struct vhost_dev *hdev, VirtIODevice *vdev); void vhost_dev_stop(struct vhost_dev *hdev, VirtIODevice *vdev); +void vhost_dev_reset_all(void); int vhost_dev_enable_notifiers(struct vhost_dev *hdev, VirtIODevice *vdev); void vhost_dev_disable_notifiers(struct vhost_dev *hdev, VirtIODevice *vde= v); =20 diff --git a/migration/cpr.c b/migration/cpr.c index 16f11bd..fd37d98 100644 --- a/migration/cpr.c +++ b/migration/cpr.c @@ -8,6 +8,7 @@ #include "qemu/osdep.h" #include "exec/memory.h" #include "hw/vfio/vfio-common.h" +#include "hw/virtio/vhost.h" #include "io/channel-buffer.h" #include "io/channel-file.h" #include "migration.h" @@ -116,6 +117,7 @@ void qmp_cpr_exec(strList *args, Error **errp) if (cpr_state_save(errp)) { return; } + vhost_dev_reset_all(); qemu_system_exec_request(args); } =20 --=20 1.8.3.1