From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 23F0146257; Tue, 18 Feb 2025 10:47:14 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E8A92402A0; Tue, 18 Feb 2025 10:47:13 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by mails.dpdk.org (Postfix) with ESMTP id D5E8C4025F for ; Tue, 18 Feb 2025 10:47:11 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1739872032; x=1771408032; h=date:from:to:cc:subject:message-id:references: in-reply-to:mime-version; bh=sH/C8nivlyn6tef6g1SvBvnw79ydB2suScb6UW/IDyc=; b=hccXwEMxxlKqYd3efOs/1UfX9xhnB2XV3xJglMwPXDkrK28eIqz+t+6X ZDvDzbfun4X92qXUX7Ns3DUdsabSSPwb8oCxvyvQD7xEZKo4dyDIMdy63 bE9GdRq4lscHH/dpc5NNrfJH0BbUc9Oj0yDXZ74jBzOLUWovHosOA0YI4 sBXIEWNvczdGD+0VtANoewSo4v+wKLn9KPJzWC+cneiu8xrOSi4vhfR+4 UjACe61YOOaE9VzSrfdS7W6d2m8g3fyqNTZ2mRK+uo9HgOV0oyGrbv1iy 4NztbKqFdj8ZEGugNhFwV+CQTMZpbIMwmr13zwPd/DlKA2AotXngooR4S g==; X-CSE-ConnectionGUID: nQ1COFKNSpGfafiucb8jgA== X-CSE-MsgGUID: a7OTnERzRXKZ4PXWvg2POw== X-IronPort-AV: E=McAfee;i="6700,10204,11348"; a="44484725" X-IronPort-AV: E=Sophos;i="6.13,295,1732608000"; d="scan'208";a="44484725" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Feb 2025 01:47:11 -0800 X-CSE-ConnectionGUID: WfiQrZjiS26L/B9dCutyTw== X-CSE-MsgGUID: Tu2TE9P2TUGfeJm4ZZ7v3A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,295,1732608000"; d="scan'208";a="114997376" Received: from orsmsx902.amr.corp.intel.com ([10.22.229.24]) by fmviesa009.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Feb 2025 01:47:11 -0800 Received: from ORSMSX901.amr.corp.intel.com (10.22.229.23) by ORSMSX902.amr.corp.intel.com (10.22.229.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14; Tue, 18 Feb 2025 01:47:10 -0800 Received: from orsedg603.ED.cps.intel.com (10.7.248.4) by ORSMSX901.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.14 via Frontend Transport; Tue, 18 Feb 2025 01:47:10 -0800 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (104.47.70.42) by edgegateway.intel.com (134.134.137.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.44; Tue, 18 Feb 2025 01:47:10 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=sfcGqdcKV0iPSO+0QDBk4WET5oD6hv2rwxqQut7HYkml3rtwujsT+uLwchAujkajpWnAtoABJ0XVHcHiy40LWaNBRnbqVAgcrlnucrSsCH6jlZ5r1YUwG2zIlwmjH65ct9iG62TLmP12nYuiQIdTbv+h4Zcc+G8EPRkaWOKGEG8BpbqO8N3ymgt8fdzT8fmyA1X73fAGYmLPSBpNy+6VP+eXNK7f6kg0fFgoSORPM92pnN4//Il+cnFArcqsA7DmmeKhTEDifmNFTunedLYiP6Xs1DlD3nV9bI2M7zK7fVmS8RZaM5Uvk0Q8jm7eWTDrfSY5wjZ0vG5cbHtnA9eMMw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=j1FX+9Qcxx48VHxYTrmHMLTjvxkE9ZmNr2eyIN8NEL8=; b=cdfZKYrHWkUbUlZzuH6qe/4UrnPe0OfGNVPIxuINQEWE3Ccn09AhKzU2LQ4g7k9HcZBSbvqQijnq5vRvfxCww1V3xfY+YU2y15beO4Br08WTbqiNSwO36eWivPTqy7ptWhFykTljOBMEwOhzCmRuToF5uZsunSEdzc9by8qXoXDVdTHu+YKNBriCigMR2efTBs63gWdBkCBffZJn7FQm65FaVhws+Cy0teF8DD5VDfj3aHq+UsPQBwOYhq8nDTMaQOPPbguaBU+HzyZKGWWm0MzH46w5998TrLTk51AwsKxQj16PgFrgF0pGKA2cFvhO79FjCnRT/l9E8+YjLTY0WA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from DS0PR11MB7309.namprd11.prod.outlook.com (2603:10b6:8:13e::17) by DS7PR11MB6102.namprd11.prod.outlook.com (2603:10b6:8:85::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8445.14; Tue, 18 Feb 2025 09:46:27 +0000 Received: from DS0PR11MB7309.namprd11.prod.outlook.com ([fe80::f120:cc1f:d78d:ae9b]) by DS0PR11MB7309.namprd11.prod.outlook.com ([fe80::f120:cc1f:d78d:ae9b%7]) with mapi id 15.20.8445.017; Tue, 18 Feb 2025 09:46:27 +0000 Date: Tue, 18 Feb 2025 09:46:21 +0000 From: Bruce Richardson To: Anatoly Burakov CC: Subject: Re: [PATCH v1 1/1] usertools/devbind: add documentation for no-IOMMU mode Message-ID: References: Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-ClientProxiedBy: DB8PR06CA0057.eurprd06.prod.outlook.com (2603:10a6:10:120::31) To DS0PR11MB7309.namprd11.prod.outlook.com (2603:10b6:8:13e::17) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR11MB7309:EE_|DS7PR11MB6102:EE_ X-MS-Office365-Filtering-Correlation-Id: e1d7aae3-69e8-4acd-12e9-08dd50011d2e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?v5sgpus9OC/RaR/jgDU2TpZTEWgKh+Phsik+8siMEeA8/Qt8alOpWiER6lZB?= =?us-ascii?Q?O67AAOf/iqjtyiS8ypPEm478pF+BTIq3WZ+NmVDqRIb0BAtV4+jy26EiTFGT?= =?us-ascii?Q?2Vy96ULOpkmrde+DkNw2bvWh/k/WhEjsQuuOtdQeUwH9LtXOXHy24cQOmrzE?= =?us-ascii?Q?R0BnerhHNvHLQlhlzg8W0mboIyTR9zj8V/xOp9nryXe4qjcsMo/NAQ3iqWUZ?= =?us-ascii?Q?6GkSpe307DBG2yWRe8Rei/rBf7kyIZZCmZ5F/7b3kslMJTOdzuBryGwugVDo?= =?us-ascii?Q?b22KtCsZQbr91wmKo4LOhxMvm0afLIjY/VOvNLsj0Tn0XaV4nhGz+lGx/yIQ?= =?us-ascii?Q?iA1EIfNUbqNwfEgsGR8QacRzcodRjPNM+8PZZiRoA/kfyBmekvswGQz327kT?= =?us-ascii?Q?RM/XT6Oa7ebMav+/4x7HQCldvHZt3aEykcYuHe2j38PQyfXIqy5Cq/xOFrXO?= =?us-ascii?Q?ge42K6G7l7BmPWmqdNobZ6YW9yZcMfcA2E903STLTtP54AhXC8iSxI5NILNJ?= =?us-ascii?Q?EqLA0DOLTkT4YvyQS8L4FOShClNvQq/LWTjxF13yHnUss1gMkuotTVMWfvl2?= =?us-ascii?Q?kvUmVIxwXKPAAK6RQdNyQaou+A9EpgXo7W+SQe0Qi8z4pMVGIhRWdMrpSoqD?= =?us-ascii?Q?C5jE671AdhWsF7VmjamxwE3pSuJbSInGpb5fHM4ahQGbPfr4HNZw3K6ujQVk?= =?us-ascii?Q?axtmZz2KJgMmyO6vgujlOdnIuc9RDyOx9egIUQgwxFeRo33sSvwNMxL18M3u?= =?us-ascii?Q?9Nq7m2LQ95cKNCpZ9K3ppyQ8I7buNEpwoYvP3D+cF+j7UPZf/Z+T8vVx121B?= =?us-ascii?Q?+gweDra/L802Ycv8FenJ6Kkmuc5VNgvjyVl/TQ1clwQZa92SslxZhTJm2gt7?= =?us-ascii?Q?L72Dj7zPVjct3KTwabNlgYni1+XVfMvWoIMVcFQ9F+EL8hNvZdBPQ1XxMQv9?= =?us-ascii?Q?nQ6kLw/qtTb3OT+gCcLkmyY/TmHsTv5tCwrLyCQp8fVE1TeLXaRTucV1woes?= =?us-ascii?Q?7MTUbncg7DM/Vka9zH8ezB8G+x9uhtMbIyXecE+vlyIUr/jgMkXN1wGYYTAg?= =?us-ascii?Q?eRAT9BxfI5Y0KyXdDcQ8HAc+Ks3CXcmutQCyp+oCbvu2PEFj+KPa6GXX/pIp?= =?us-ascii?Q?zj5Gx1kdvg5WlqWTp1A3BQh8twhR+Www1wXn8rNQB7HI4nnnZK9O+/WWKzVl?= =?us-ascii?Q?qgw9GyKg7rD8D3bZV+bEW/x9Etp1hpa4Kmv0T3Dock9sW0EkUWLjAaRcTeLv?= =?us-ascii?Q?GWkdDUaTvSlRHWpBQsv4jVllcvLSKfTYzRthZJTv1ij9z9fWVzCzcosxfYaF?= =?us-ascii?Q?0l8hQNDxyyPYuMl10BSsQyMb/wDZwjf/BixwxaGw5zBu6vo8996e29Zal02R?= =?us-ascii?Q?3PbPiDEQHcVcqr8b3QpSsGJ3gPXV?= X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:DS0PR11MB7309.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230040)(376014)(1800799024)(366016); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?fxEnsEplCS3mCWTceT6LCJWcQAgnQaQhldrqs9Fh7drD8kfSb6c2zqS8l/l7?= =?us-ascii?Q?qI+n8O/Orx/SepDMxbNrXckLyyAXIc6gTA4gBqUJY3fVOPqsZn59+0s6WmEw?= =?us-ascii?Q?fB93MXZ10wg3Y8VM79/YBel98t635iy7EHEqYSQ1MtCpsKKpsjPV6yWR5XDM?= =?us-ascii?Q?rADXHxF0mdRg1uk35te08W//EJ1c6d/dzRWJ5cxWB5CNK0IdxUdWPDo/Wfcv?= =?us-ascii?Q?FhYw4tZB5nlUcZzu+ioq2HEVqpQbdb+r4i8UgEvVoM+IV2qc7BjsgPZTNG7Z?= =?us-ascii?Q?08r9wxiP8NbQlmv+i4bLxVRn6LHQTgCsSWxRIIoYzeF3v2OF07XbpviG2mNm?= =?us-ascii?Q?7+EOmC/4DC0p0s90hVU4+wI9MLlUdMbSSJjnU1YlIYRzz0S2Yior0jhPjH2S?= =?us-ascii?Q?6fm17eyS4zIyyu29L1+4TlHnu7amcvmFrZaSMbJC3tHY87GjlitrfOK2rY82?= =?us-ascii?Q?5rTxYYeL6sa1IsL1z7tNefRlq1Xq9lzf0P+as7OFTaf92VlqGNSS5At7v+5d?= =?us-ascii?Q?rJXxfO3Hwq4U+AaXm7uvA23O0J01adi2gD4wp4VpwEWEL83oHHTnyMRV4KoN?= =?us-ascii?Q?XmzC7/RdRFKgOEgPkeHwWxpgaR/q49wfIoIHJevGahgi7M3TXko0rRWsnu9G?= =?us-ascii?Q?cLvQ3kR9ZEqIWHcF8ep60218cxCiRc08R8nKxF3IVveVUXbNDrqv94JPddeG?= =?us-ascii?Q?g7ySoEgEWmUZlVPd6qo5fJYJOiJVktH8C0Q4ogObXLfazTeEpNqD+B85Z0/9?= =?us-ascii?Q?N97Af4C7n2xz02f8FdaD3aRwHChBwsZKQpwYi9XCNsYYQO+3NXRJuWvyOh2f?= =?us-ascii?Q?7aOAxjuCTyyopRUOcDQMmrhHbKf3khpMZbIxon3E9xOXYr36ionxdTOdwcbI?= =?us-ascii?Q?B7MXtmJmkTWgmnHUD9k29pnQoDmTCzGjTb/4P4wJK8S83dE9cvQw5e+dCbX3?= =?us-ascii?Q?yN/HgjbtI6hq+6io7CZvZbq1VRnMSFvkV42taa9xWL/04APqKXDJTOgzHbZO?= =?us-ascii?Q?6JP6xc1U4MUiHU/gf6C1XSoTc0w4BaX5IYbXzDQSWUX3naZ69Uoyxb6qJORh?= =?us-ascii?Q?tt3N2+MzZkTdcixZZt4L+y0heouEpwBzjlETLnQVCdVwd8P+xH1+fr1uVQwi?= =?us-ascii?Q?JIqmtGfV9kopZhQ6WIt0jXt13dY7CGC7KNr7hIUqXhnxmbzwmSB+xQfft61E?= =?us-ascii?Q?luldn0iSqRunnvW4a7YGuSSAj3+YrALf6o+wmsuKPv1GQNmXIedrTMr4VQl/?= =?us-ascii?Q?8sUlMn8EHwIJegXzt4IU3xAL5mkEu4jLsYf1y+ihccL/5uqTwwRAVQgsli7Q?= =?us-ascii?Q?dG4DRawKdtQBXGQfzKzJlo+jbnYo1VMRZDACxAsTa+94tRZ90RBxwCLKzk8s?= =?us-ascii?Q?mu1304i8P9hI3p4mGdZt61UvqXo9bLDOeiJnOO9KIUB3EBTu634RApCoiUBV?= =?us-ascii?Q?jQMFLQQ6a2geB4f3Myc7Ypks4Vwvx5fS11an4peEyTJONtJkK3ZzaS+H+Nxr?= =?us-ascii?Q?phvkuR7XoNHI2DnW/GVOt1ogHnHB1DKEVR2iMoZ4DuY5XdL18tNkZJ5d0jCp?= =?us-ascii?Q?lyy6XxJbujJvxwuBt0pRDBu+R2w+xo3yVmASkMjl4xzuDX56dGxCADg81W9A?= =?us-ascii?Q?6w=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: e1d7aae3-69e8-4acd-12e9-08dd50011d2e X-MS-Exchange-CrossTenant-AuthSource: DS0PR11MB7309.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Feb 2025 09:46:27.2174 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: /Zg+fCYbR+iy+IcVjlzOogEx7QJahL56AX/6sitDDoZC+LSlkZnU8fs/iIZnFiq76Xd9hJoMu2RRVAdq0UiPHqFAdMS1xWjcdw/uEmElePo= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR11MB6102 X-OriginatorOrg: intel.com X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Mon, Dec 02, 2024 at 09:35:01AM +0000, Anatoly Burakov wrote: > Support for `--noiommu-mode` flag was added, but documentation for it was > not. Add documentation for the flag. > > Signed-off-by: Anatoly Burakov > --- > doc/guides/tools/devbind.rst | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/doc/guides/tools/devbind.rst b/doc/guides/tools/devbind.rst > index 841615570f..e010d4b7df 100644 > --- a/doc/guides/tools/devbind.rst > +++ b/doc/guides/tools/devbind.rst > @@ -62,6 +62,11 @@ OPTIONS > Use this flag to change ownership to the specified user and group, so that > devices bound to VFIO would be usable by unprivileged users. > > +* ``--noiommu-mode`` > + > + When using vfio-pci driver on a system with no IOMMU, this flag should be used to > + enable unsafe no-IOMMU mode for vfio-pci driver. > + > > .. warning:: Acked-by: Bruce Richardson