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 2601C436F2; Thu, 14 Dec 2023 19:03:55 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 164FE4333E; Thu, 14 Dec 2023 19:03:55 +0100 (CET) Received: from NAM10-BN7-obe.outbound.protection.outlook.com (mail-bn7nam10on2048.outbound.protection.outlook.com [40.107.92.48]) by mails.dpdk.org (Postfix) with ESMTP id 985C14333C for ; Thu, 14 Dec 2023 19:03:53 +0100 (CET) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=L6XdAe17mxYNoecjActHIopwooEDQ114fIbdxMz9IffzGS2ctg+F+jDetS+/kFr8nDBdxel1uUDxgifzAmULpjwX0A+Th2IWVUEGhqyciRXwxx5AsT807F2IBUFh6vUF4pKLv7X9NkmN4vONAmJmf94TYzdxFfhWv4hWKExN6GGtbJ+wRqq3TJnoyGKGKBMMpsMfTBMpr+UfUi/iDv37DMFfQSN6f0mNW2+ViPljn5EvV5o5LtrDqsrRjC6JFRUThuJpRkq7rB8/4nQvzpb4ZlDJi/TLWx7MIosOPpzzA7A8JtIkZ+tCXKbZ+ZCqMugT+y9TgDuGCL1VAgVxZWgFoQ== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=7tVcTuxFPa2SeC/N8TaU5telQPP5i12ZaWcEfW/cp7c=; b=OuGXZB9zFC3Zi6hOOm+YrzrQiIaLI6dSVe7grcDMxuHZ2oMvZ0oOQ856c83sk7XgfCZxMajK5abcvk7ace13qu6WVif/d4JVe5UoXSCaIpMYB7Zn86+vVVMkckItvMDFZIEJpczej0lYLhXbE8b0V8Ku97awq+adpX3MGp5EL/vRezHZvffmvERELEHPntq//iEiYJet52h5DdloJYRoA1x9XlQLjd1TSiBDmw/nH6EgIIOyxt8O5pZv5yrDLMw7eGm5iEduY2fnXCACKz7zPJRdhaAgt48Bj4I8Qh+J+pBgnSI/pfmXE7izLWIeEIAx8xBlbcZk1+TAS50UtpjpeA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=7tVcTuxFPa2SeC/N8TaU5telQPP5i12ZaWcEfW/cp7c=; b=yWS5IMhZVyV91e2zdWTs11PLdjgYo6NAf4MeQUVBKyQa0oFeneQ8hStbWADUruyyP85G6cgn13K+7weW08yniG9xLGNCn1+mCq/1nqGsONiEQk0QDEMJ7nKiM9y8rb02HGPSrKiehk0l5/KUYbu8kVKNxeSmHjPe5nYpb/Y8g+0= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from CH2PR12MB4294.namprd12.prod.outlook.com (2603:10b6:610:a9::11) by LV3PR12MB9094.namprd12.prod.outlook.com (2603:10b6:408:19e::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7091.28; Thu, 14 Dec 2023 18:03:51 +0000 Received: from CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f]) by CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f%6]) with mapi id 15.20.7091.028; Thu, 14 Dec 2023 18:03:51 +0000 Message-ID: <1bf6e789-4939-4044-851f-b10f8f0c7d30@amd.com> Date: Thu, 14 Dec 2023 18:03:45 +0000 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] net/tap: add deprecation notice for RTE_FLOW_ACTION_RSS Content-Language: en-US To: Stephen Hemminger , dev@dpdk.org References: <20231214174951.8317-1-stephen@networkplumber.org> From: Ferruh Yigit Autocrypt: addr=ferruh.yigit@amd.com; keydata= xsFNBGJDD3EBEAC/M7Tk/DfQSmP1K96vyzdhfSBzlCaGtcxNXorq4fALruqVsD3oi0yfyEz9 4YN8x7py0o9EL8ZdpOX0skc0AMCDAaw033uWhCn0GLMeGRKUbfOAPvL6ecSDvGD7CJIO9j0J eZUvasBgPdM/435PEr9DmC6Ggzdzt8IuG4PoLi5jpFSfcqxZFCCxLUDEo/w0nuguk2FTuYJg B2zEZ4JTBZrw7hIHiFh8D8hr6YA6a5uTofq1tr+l048lbtdFUl8TR0aIExVzE4Z8qKZlcE+9 RQaewjK5Al1jLE4sHdmd3GN+IvgDF3D/fLsi25SKJDeGSdeHkOmaX0qGeM4WKIfU6iARRCiQ N3AmBIxZ/A7UXBKLaOyZ+/i3sE6Wb53nrO4i8+0K2Qwyh6LjTeiJAIjYKN43ppxz3DaI+QwQ vI+uyHr4Gg0Da9EPPz/YyKauSeOZCfCB5gIfICO0j6x0SCl8uQ2nLpjxcZkf0gjcwUzP3h+S 3x6NfDji9YEij0zczW/dcSpGgZ6vsFpPrtnP9ZXy6J53yp0kJtOJoOlkEFFdU2yCZnCDseum CoudmGLZVvS0/DzHDJejq+3kK3FDGktZBOxZIIpal+nFqS7lVgOZc4+huVv3jyhzoAUOEyXA XK5j6o7g8STUY+z33QNnHpdLvecMwuzmvqy0jR54yAbZ64mB9QARAQABzSNGZXJydWggWWln aXQgPGZlcnJ1aC55aWdpdEBhbWQuY29tPsLBlwQTAQgAQQIbAwULCQgHAgYVCgkICwIEFgID AQIeAQIXgAIZARYhBEm7aYjps5XGsPHCElRTPtCKKm/6BQJkdyEEBQkE3meNAAoJEFRTPtCK Km/6UdcP/0/kEp49aIUhkRnQfmKmNVpcBEs4NqceNCWTQlaXdEwL1lxf1L49dsF5Jz1yvWi3 tMtq0Mk1o68mQ7q8iZAzIeLxGQAlievMNE0BzLWPFmuX+ac98ITBqKdnUAn6ig5ezR+jxrAU 58utUszDl16eMabtCu76sINL5izB8zCWcDEUB4UqM8iBSQZ7/a7TSBVS0jVBldAORg1qfFIs cGMPQn/skhy3QqbK3u3Rhc44zRxvzrQJmhY6T1rpeniHSyGOeIYqjpbpnMU5n1VWzQ4NXvAD VDkZ4NDw6CpvF4S2h2Ds7w7GKvT6RRTddrl672IaLcaWRiqBNCPm+eKh4q5/XkOXTgUqYBVg Ors8uS9EbQC/SAcp9VHF9fB+3nadxZm4CLPe5ZDJnSmgu/ea7xjWQYR8ouo2THxqNZtkercc GOxGFxIaLcJIR/XChh9d0LKgc1FfVARTMW8UrPgINVEmVSFmAVSgVfsWIV+NSpG9/e90E4SV gMLPABn1YpJ8ca/IwqovctqDDXfxZOvCPOVWTzQe/ut767W+ctGR1kRkxWcz470SycOcY+PW VRPJd91Af0GdLFkwzZgNzkd6Gyc9XXcv4lwwqBLhWrBhqPYB0aZXIG1E/cVTiRp4dWpFHAFD DcuLldjIw93lCDsIeEDM9rBizGVMWEoeFmqSe7pzGTPXzsFNBGJDD3EBEAC8fBFQHej8qgIG CBzoIEd1cZgPIARlIhRudODXoNDbwA+zJMKtOVwol3Hh1qJ2/yZP11nZsqrP4fyUvMxrwhDe WBWFVDbWHLnqXMnKuUU1vQMujbzgq/4Rb9wSMW5vBL6YxhZng+h71JgS/9nVtzyaTtsOTrJi 6nzFSDx6Wbza2jYvL9rlK0yxJcMEiKwZQ/if4KcOesD0rtxomU/iSEv6DATcJbGXP6T93nPl 90XksijRKAmOwvdu3A8IIlxiSSVRP0lxiHOeR35y6PjHY2usfEDZZOVOfDfhlCVAIBZUZALv VmFOVSTYXeKgYa6Ooaf72+cHM3SgJIbYnevJfFv8YQW0MEAJ/IXE7B1Lk+pHNxwU3VBCrKnA fd/PTvviesuYRkrRD6qqZnINeu3b2DouVGGt2fVcGA38BujCd3p8i7azoGc7A6cgF7z9ETnr ANrbg1/dJyDmkDxOxVrVquTBbxJbDy2HaIe9wyJTEK2Sznpy62DaHVY+gfDQzexBXM10geHC IIUhEnOUYVaq65X3ZDjyAQnNDBQ4uMqSHZk8DpJ22X+T+IMzWzWl+VyU4UZXjkLKPvlqPjJk 1RbKScek5L2GhxHQbPaD76Hx4Jiel0vm2G+4wei8Ay1+0YRFkhySxogU/uQVXHTv63KzQMak oIfnN/V2R0ucarsvMBW+gwARAQABwsF8BBgBCAAmAhsMFiEESbtpiOmzlcaw8cISVFM+0Ioq b/oFAmR3IPsFCQTeZ44ACgkQVFM+0Ioqb/qINhAAtcor9bevHy22HvJvXX17IOpPSklZJAeQ Az43ZEo5kRlJ8mElc2g3RzYCvL/V3fSiIATxIsLq/MDtYhO8AAvklxND/u2zeBd7BkRZTZZX W1V1cM3oTvfx3LOhDu4f2ExQzCGdkzbXTRswSJIe1W0qwsDp+YPekbrsKp1maZArGeu+6FuW honeosIrWS98QJmscEhP8ooyJkLDCCOgEk+mJ/JBjzcJGuYn6+Iy/ApMw/vqiLGL1UWekcTA g18mREHqIR+A3ZvypIufSFB52oIs1zD/uh/MgmL62bY/Cw6M2SxiVxLRsav9TNkF6ZaNQCgn GqifliCEMvEuLZRBOZSYH2A/PfwjYW0Ss0Gyfywmb2IA990gcQsXxuCLG7pAbWaeYazoYYEQ NYmWatZNMAs68ERI2zvrVxdJ/fBWAllIEd0uQ4P05GtAHPdTIDQYp545+TPV7oyF0LfXcsQs SFVZE6igdvkjfYmh+QOrHGZvpWXLTmffVf/AQ81wspzbfxJ7sYM4P8Mg5kKOsaoUdyA/2qVe cMh1CLUHXF1GlofpGbe1lj4KUJVse5g3qwV7i9VrseA8c4VIZewdIjkzAhmmbxl+8rM/LKBH dZUMTzME5PFCXJIZ83qkZQ795MTe2YScp9dIV7fsS5tpDwIs7BZNVM1l3NAdK+DLHqNxKuyO 8Zk= In-Reply-To: <20231214174951.8317-1-stephen@networkplumber.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: FR3P281CA0166.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:a0::9) To CH2PR12MB4294.namprd12.prod.outlook.com (2603:10b6:610:a9::11) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH2PR12MB4294:EE_|LV3PR12MB9094:EE_ X-MS-Office365-Filtering-Correlation-Id: e3280fd4-330a-4763-d0b0-08dbfccf06fa 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:CH2PR12MB4294.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230031)(346002)(396003)(366004)(376002)(136003)(39860400002)(230922051799003)(186009)(451199024)(1800799012)(64100799003)(44832011)(478600001)(5660300002)(15650500001)(6666004)(53546011)(6512007)(2906002)(6486002)(6506007)(26005)(31696002)(2616005)(86362001)(36756003)(316002)(66556008)(31686004)(66476007)(66946007)(8676002)(8936002)(83380400001)(41300700001)(38100700002)(43740500002)(45980500001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?WW9BM3hqQXErc0ZaZEh2LzhacXEwMTBtNVlXbWdjSlpmVUdzQ2diOWRkakdI?= =?utf-8?B?ekFwWDQxdkZuaE9UOWVwUzc0SHBNNXJBSkhHeThKekR2SExvR2xUU2o5Zmdz?= =?utf-8?B?Sk5xanVnTng3ZUJwYmJtMStlV2hVajRlTkNwMzFRMDhHa3BPOEkyVXhFcm5z?= =?utf-8?B?aUF0ekFhVzZJSEJqUk14cDdIZ29qT05PdmxtQW4rQ1NsR1VNUWprQ1RkekJG?= =?utf-8?B?akh0ZW8vekVUaFNFZHBKMHgwVzBHME1yazlOOE1zQWNhNndLaDdLTm9VdEZT?= =?utf-8?B?cDdsTVBUV01lbEVjSlNYajV4SzVFbjUrWWdERGZZN2ZyS2pqdU5KMG9WUktw?= =?utf-8?B?TWc0MS9VMVFEYjFidE45czRMMk1XZXpieEl4TzNXWEkyRVBmc3NqNGdXazNX?= =?utf-8?B?MUdBMDlnTmk0UURFTzZrZEFFZFEyNExYdUFBVmpWaXZJM1BNclA0cHRhckNQ?= =?utf-8?B?L044b0pqMy9DU2pvWWtpSEY0a1phQ3hpVHRNNThFK011YVhDc2R5N2pJcDlR?= =?utf-8?B?aGUvdjdMcmRjS29RelZwbmdqZ3EzYkUxVlR6NjRWSkx4Y2RXbUhjNEV4ci9L?= =?utf-8?B?MEZMVmlWa21yRUdldCt1MTFqeklSM0p5U2hVTmtLWU1ZQW1EWGE2M29JR2RJ?= =?utf-8?B?bjE5Mm42Tlkzb1FiemkyRFArc01EQUJWQ2pMRkQ4RDhUL0NVeFlsbDdDMlVO?= =?utf-8?B?bkttYkpWVUxXZTBVMmZLRzRSUEY2MUQ1dDBRVzhjenhPRko5TENUODM3aEZh?= =?utf-8?B?WFlxTTkzeFVYSTNrTDRSM1dLb0hKUFE5RWJwUG4xNE45VWw2WU9tRVdPNGxL?= =?utf-8?B?TW1tR3E3ZVF3ZDVSSkN2K1dMWkFtUTBOTHhiK0FaV0pQSUNxeGl0cFU5cjMz?= =?utf-8?B?WUZDaVRyUTNmSWpLUURFV2tVcG9TV1g4alpBVW5taDZEY3dWNjE2dm5hbXdz?= =?utf-8?B?MUhBTTR3cngxa1h1YXloTldCdklNTnBMaG1SVzdxV0NveVJkZFliOHJhd01v?= =?utf-8?B?WVBlVzBCOWg0dEwrMFZ3T09TTWZmeUdBK1BTNmk2TlIyMEY1SWxaTnNramE2?= =?utf-8?B?b3B3UzVtWEpmemt0TGROTEhITzdpYW1tclRKNmtRdEJlazVTSVZqWVludUow?= =?utf-8?B?S3dRbjU0MGo5Z0dza21hbTJJZ0w3SUNhVm9YMlJhUHIxTmRRWEx3ZS9zZGVz?= =?utf-8?B?cE9UOXROZVJjaUVhaW9uYmI0L2JIL0xCSXVTYlUwcm04NjVNSTlvQi9CcXd1?= =?utf-8?B?OTNjdXkwbm9QQXR1S0NUdlc5eExhREhaWktrQkYwRmZxNWRUczJDRjFHMHpX?= =?utf-8?B?SGFjeFdkUHpVSG04WkRNK0JGMEw1SEJTeW15K1UyWE92Z3MwdUtYbzFJTU45?= =?utf-8?B?WkRmY1ZFVCsvdUpTSTdRaTV0QThQTUpobnpnQjVLQnpOcytSNmo5SnhKdm1P?= =?utf-8?B?WXdaQzJvRWVzZU5TbCtRemNSK1V3RGxwcmtGZFZ5L1FEaDdJWUdnTE16ci90?= =?utf-8?B?MlZIQlMyZ2NENWRZUitmZ1diVThJOXB4RnVKakpQQ3BUT0l1bXRIWHIzT0Rn?= =?utf-8?B?dXZCNGVmMkgzSmxuL0FiZjJRd0xQbFBadGp0MC92NnlCSlc5TFZEWHZzRFdH?= =?utf-8?B?eHhMcXFFeURqOTdCcjhKd25LTFBzUnNMN0cyMUEwWDJBaHR2Smxqb1JMaU9a?= =?utf-8?B?VWdvcjVsejlRRVA2RXN1ejNzK0g5MmFQb0RMcDNHVHJnVUNVdDJwMythcXNH?= =?utf-8?B?T050alh0Z2xSYk55V0c1VnFIcnExYTFSeWoyZHhmbHBXM2FWUkxNRzRyczN2?= =?utf-8?B?UmN1ZE51K0poRnZFV3FnSWVneVFvbENlOHdMM0dmOUFIZCtBZzZpME03UmNh?= =?utf-8?B?SCthQUUrRFpGM3RGUUFzYm1laHMwbGpWMHdaUkZFaU9JbDJKbVBuK0FoU3ky?= =?utf-8?B?NGxKMEhJb1M4K0dMRFRITFY2bnUxK2N0UmtzMUZ2b004cDNEQVJPUFFZRGsx?= =?utf-8?B?K0dQS1lETGV2RWRzTVN1RWJnQWg3NDVHNjU5TEF2R2h2bndic2lMTlJpYjFa?= =?utf-8?B?aEpQS0ZveUxIQnQwQzNKZDN4UmJtOTZVRE45UktWQmFRdGY1K0VYRytEeS9w?= =?utf-8?Q?tTJI=3D?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: e3280fd4-330a-4763-d0b0-08dbfccf06fa X-MS-Exchange-CrossTenant-AuthSource: CH2PR12MB4294.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Dec 2023 18:03:51.1761 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Ixkp6dowvxNWagVF3vobCWXqGHY1X6LyMcP5OmxrLIqEqMRBPeFIkmFun5uulDJg X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV3PR12MB9094 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 12/14/2023 5:49 PM, Stephen Hemminger wrote: > The BPF infrastructure in kernel changed which broke the method > being used to load the RSS part of rte_flow in the TAP device. > Since this is a little used feature, and fixing the problem would > be moderately complex and create new dependency on libbpf, > mark the feature as deprecated and plan for removal. > > Signed-off-by: Stephen Hemminger > --- > doc/guides/rel_notes/deprecation.rst | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst > index 81b93515cbd9..7d9012ada2d7 100644 > --- a/doc/guides/rel_notes/deprecation.rst > +++ b/doc/guides/rel_notes/deprecation.rst > @@ -146,3 +146,8 @@ Deprecation Notices > will be deprecated and subsequently removed in DPDK 24.11 release. > Before this, the new port library API (functions rte_swx_port_*) > will gradually transition from experimental to stable status. > + > +* tap: The support for RTE_FLOW_ACTION_TYPE_RSS is deprecated and > + will be removed in DPDK 24.11 release. It is already broken on recent > + Linux kernels due to changes in how BPF programs are loaded, > + and will not be fixed. > It wasn't even building until Stephen fixed it. It is an effort to keep it functional, unless someone commits on maintaining the feature I am for removing it. Acked-by: Ferruh Yigit