From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3576B45B10; Fri, 11 Oct 2024 08:38:36 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B2C66402A3; Fri, 11 Oct 2024 08:38:35 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by mails.dpdk.org (Postfix) with ESMTP id D0AFC40264 for <dev@dpdk.org>; Fri, 11 Oct 2024 08:38:33 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1728628714; x=1760164714; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=f+f9x5BCuDdbcmIhPH3uuxQRgzJimztwF8aEfNxuduM=; b=haBGQ440DgQhX4KI8XmujFTzpWz16M0EwCnVAHYrvMQVqEQqMKlqQD5u MY8tM4rGl3nyeHfZ8OX/S4bf3uZC9d5GrnYtQV7iXVzCdm8zYdiVkcE9Y rXAFt3bC/dV/VM4s3GOe2qN5UdjlEU+vGftkcGxsnLLUHGTk+ssTb31W0 7pc8zkkonUSqnfyQIRBrxN6rGxun3fPJWgqw0owD0AUGYeAxRwIHAVwqu nMBw+pj6xUeuMFdzU8Q9VQrF4jFDaa5SXkOGIQrcMBLxKcwUNIoJ7gTCQ Dxha8pJPf9831WnHPlQBe8eN8kfsbvnsXUetDn5BMvGlIs0q24JDBywgc Q==; X-CSE-ConnectionGUID: P3lg20qySBqSOdWFgA2Jjw== X-CSE-MsgGUID: w2V8twRqRfmurqmm5XLOjg== X-IronPort-AV: E=McAfee;i="6700,10204,11221"; a="50559040" X-IronPort-AV: E=Sophos;i="6.11,195,1725346800"; d="scan'208";a="50559040" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2024 23:38:33 -0700 X-CSE-ConnectionGUID: /sG3fYp1R1ekpcRBvACl/A== X-CSE-MsgGUID: D4EROTUXQoqo9C+yp1Q56Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,195,1725346800"; d="scan'208";a="100151671" Received: from fmsmsx603.amr.corp.intel.com ([10.18.126.83]) by fmviesa002.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 10 Oct 2024 23:38:32 -0700 Received: from fmsmsx611.amr.corp.intel.com (10.18.126.91) by fmsmsx603.amr.corp.intel.com (10.18.126.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Thu, 10 Oct 2024 23:38:31 -0700 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx611.amr.corp.intel.com (10.18.126.91) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Thu, 10 Oct 2024 23:38:31 -0700 Received: from FMSEDG603.ED.cps.intel.com (10.1.192.133) by fmsmsx610.amr.corp.intel.com (10.18.126.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39 via Frontend Transport; Thu, 10 Oct 2024 23:38:31 -0700 Received: from NAM11-DM6-obe.outbound.protection.outlook.com (104.47.57.173) by edgegateway.intel.com (192.55.55.68) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 10 Oct 2024 23:38:31 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=pt9/7Y+RDMDJDWZ6YiNrm1/avnerWHawl6HBh3zRIKxd71vMpATjkOD6OZyEA4cdeKNKIq1q4TZJjuioTdmHzX6xw26N1DRFfEtXZOAtPL25uIWjJLr3Br46rQDf6VqTSuyIIkEH9tLQMqDfyYMY66FY3mM6eWXa3l6wNbFpPH40c9bpwx/3eA9M9QEehuAU6jKIUZB7RwXC9Y/TunPITf87QUQ6ighr3e7QhNnmnJBa2txPTTNm17TICI+JAtqD4X08XX5ARgjlVhlCcTvYU/JUDxH6092MS66D2RCJXsKyw4pZqhiF0MPElMpcM9RZckWomEHeiqcBpeSWc+lLlQ== 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=z9reV1M2AwfWex2hK09g2UFLvCTSU8TAA052R+t41oM=; b=Q3XhnTNxhkdLw9PpHmyA1+tSyfQk53za4UrP/juPzUOOsx9hfkwzBW3y7UYlUESqlnwkJN1N2xf/ZIlU+psL3Betuj+1Ha0tGxnWxhNJZZarxEjYRqYvNsKm1uruqrSeWIWzq6PGMaMHNNz8emWyVOsvzVBoJiVzU0FuxjZoSaSV0sVxULRr1sbHEgt+WP37enMcfa9P7G64faWX4sA+vF+bv1ATN5M0sjk+hAIJJ+jI9AVcY6HqlQpt3eqvwR614wVn5xp2QKyW0KOnz1l6ui2prnMsa8JyZViOOthgj9KVg0wjse84Nr2sVA+FX55hq8D954W16OrO6a3tjPGrsw== 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 CO6PR11MB5569.namprd11.prod.outlook.com (2603:10b6:303:139::20) by PH7PR11MB7498.namprd11.prod.outlook.com (2603:10b6:510:276::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8048.16; Fri, 11 Oct 2024 06:38:29 +0000 Received: from CO6PR11MB5569.namprd11.prod.outlook.com ([fe80::5e92:7b53:f0be:a18b]) by CO6PR11MB5569.namprd11.prod.outlook.com ([fe80::5e92:7b53:f0be:a18b%4]) with mapi id 15.20.8048.018; Fri, 11 Oct 2024 06:38:29 +0000 Message-ID: <548b0ee3-9d25-4c70-a4f5-bdcdf7081192@intel.com> Date: Fri, 11 Oct 2024 08:38:22 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] bus/pci: don't open uio device in secondary process To: Stephen Hemminger <stephen@networkplumber.org> CC: <dev@dpdk.org>, Chenbo Xia <chenbox@nvidia.com>, Nipun Gupta <nipun.gupta@amd.com>, Peng Zhang <peng.zhang@corigine.com>, Long Wu <long.wu@corigine.com>, Zerun Fu <zerun.fu@corigine.com>, Chaoyong He <chaoyong.he@corigine.com> References: <20240828104002.226704-1-konrad.sztyber@intel.com> <20241007104918.463c9adf@hermes.local> <e76395a1-7d4b-41d8-8614-50a3953e49c5@intel.com> <20241009081210.42fdcde8@hermes.local> Content-Language: en-US From: Konrad Sztyber <konrad.sztyber@intel.com> In-Reply-To: <20241009081210.42fdcde8@hermes.local> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: DU2PR04CA0039.eurprd04.prod.outlook.com (2603:10a6:10:234::14) To CO6PR11MB5569.namprd11.prod.outlook.com (2603:10b6:303:139::20) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO6PR11MB5569:EE_|PH7PR11MB7498:EE_ X-MS-Office365-Filtering-Correlation-Id: aaebe3f9-5ec6-470a-11e8-08dce9bf50ff X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024; X-Microsoft-Antispam-Message-Info: =?utf-8?B?eUtvRERWWEFBbFJKT3FmNXlkOCt0Uk9rKzdzekdLUmhBMmRCY3QralBidjFn?= =?utf-8?B?ZEs3Ymcxa0svejBibENoQVZmV3V0d0l4czhwZURkR2ZyMXQ2ekVmOU9Wam0r?= =?utf-8?B?MjdZR2J6L0lUVUZSVDE1U2luNi9NbkVFUlNuWGNPV3piQ01razlNaG9YZVdQ?= =?utf-8?B?eCt6em45NlJsYWlKRnpKaXNmU3dBcGZObmFBQVZMK3JFdE1iZkFvMjc3NWlu?= =?utf-8?B?YUhTR2toU0NDSVJwampWVzdUYVRma1JORzVvL0R4Nk1lU0JOMFpqSVd6cmVC?= =?utf-8?B?V1laaWhxdHQ4NVI1QklrVFZsVlVNR09KWWpQRFJ2VU1WZy9XSGpUbU4xZTQ5?= =?utf-8?B?TkxONTcrTWpaSkpJN2xLZjFFS3JySlBFV0VQb2FJc3hkTWQzL0NtV3BXTWpi?= =?utf-8?B?OGtrdktjWTQzUHRteXNiRVZsUG5aMUtoRnZEN2ZZbkRwN2Z3ZjVxTlMxTnd0?= =?utf-8?B?ZGM5SS9obU5YekJ3dE5JajQvMEs1aGJmMm9JSnpIaFkzTTkzdU4xT0l2RTYw?= =?utf-8?B?Z09UU0VEUWJOR3o5cC9jTXlsMFhIMVRrcnNvTEZlcnNNbnFPZ2wyTDd3VkZv?= =?utf-8?B?UHUzd3RQZndRVDM5NExMelR1NUdLM0VpTG14dmFmcFJ3TjZ6bEE4Rmxmc0xs?= =?utf-8?B?VXNJay91QWZrZWx6U2lHZ3lPZGVJYU5iYVBJZWxBWmpVZHAyVDlpWjMrNXZP?= =?utf-8?B?ZllnUTNMWWNSa1I4aEs3Y3EyZ0FLTGlVYTR5bnh4OU1GOTNGRmxzMUp4Qlgr?= =?utf-8?B?bWRncWZKckZyU1JWaGFFaW5oVG5lbUtNY3FzSTBjeTA5cURsV2s5QVd6T3dJ?= =?utf-8?B?eElLTlduWnpFZ0RETUZBeFJXNk8yTTNmKzk5MzliY3JPWDFWNmY2RE5xZE4y?= =?utf-8?B?QnhXYVNXY0J1a0xFYzlkak42WitQcEU5K2VEcUwySTl3NXpmcnQxbU1EcFFy?= =?utf-8?B?NTZyUmhSWElWclF2d0JOdTBYeVhUZjAvZGFMc0E0VDFrK2ZZNnhEcWRnRklB?= =?utf-8?B?dnVGeVhuVFAxLzgvY0JlTkMvelhDTG1sU1pKMXJGSDl2dllBdHZpa045V05R?= =?utf-8?B?M3VYUkI3OTlibWcvdHUzc3YyeW91MFJpRnMxbWt0blRFd3RCR3d2M2t1bjBm?= =?utf-8?B?bjhMRE9Ia3dvYndRSVU5QkphaXN4ajVjZ1Q5TUZtdjl5WUw2L1UwVDR2Q0ky?= =?utf-8?B?RzhqLzU5c1ArQ3c1a05LZmtyTk5pNUsydEMzSjhtc1ljQnlWdEVNbkJ0ZlhT?= =?utf-8?B?SG9QakYra09ROTJWalo3bS80ZERtNVpRMklWbDZJbXZnMHdaTmliTU9sVk42?= =?utf-8?B?ZDRkcWRaVlhyYThzLzRwVkoxR2VhQ3VPOHZVV00wOWJMbkhXeVBoeHQzSFY4?= =?utf-8?B?R29McVR1ZnNWOHM2TU9BdmlycGQ1eFNDZzd5TVcxV21YRHp0RFVjczRiUFV0?= =?utf-8?B?aUU4NjhtUG9Relo5TXZjSzdXbHpUQ28ybXM0YmdJbDVjN2d0NUUzVkFyTHRa?= =?utf-8?B?WHE0RVhOcUNzckRTNFdEMVZ6bktQejBXVUlWbldRa1RwSW1sK1hlZFg2Sm9s?= =?utf-8?B?SHFmZEdPMHNHa2p6dnJ5b1B0Z2x6L1NNZHhzMDY0RktIaUJscHozTDFOdTMv?= =?utf-8?B?YTBqS2lKamhXWmI5QXZBTWxEdXI5dTRpd1NnZVJTQXpDei9aVWE0Yit1S3ZV?= =?utf-8?B?S01PYVVyT2pWc2w1Y1JvbFFiWjQ2cUlvZXRVcWZtRkkzdmloMlArcVBnPT0=?= X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:CO6PR11MB5569.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230040)(366016)(376014)(1800799024); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?NGdWSFh6STczMEJIc0dXM0p1V21NSmthTkVMeUlmeDdscVJhVFVrc0l5SklK?= =?utf-8?B?Q1E3SitPcUNKSWFjMTdZNTFOcllxdis2MmdkSWhYR2FnM1lLSjJPb3N2T2lV?= =?utf-8?B?RWkrZHd5S1JNenh2RTQ3N09KV1I4eUxMSEtUV2EyNnBrcDdnMmtMTVhORHI3?= =?utf-8?B?czREQ2JXZlJTOUduamdzWWFGbEhLYWtqejh3ZjFNaG0xQUVBelMzSG5LRkti?= =?utf-8?B?L0hJZU1sMFJBbVVEWjdzSEZzUTJQMmxiSnl4NnkrUlY3TWVKSHgzeitFN2dI?= =?utf-8?B?azVRUUh1WDFhVjQ5Z3hWYytKWTIwWmZCWDNtc05VUGZNK3B2MlRlbUV0R0tp?= =?utf-8?B?am0wdVdBMExtenY0RkNnZHNXU28weC9KYzRzc1VSZkZCR1ZnQlo0SThnMWhn?= =?utf-8?B?K1VSakRLMytoS3BvckdBRUFHbzNIZ08vV2dINXExazV4bGlCb1pWNzRsN056?= =?utf-8?B?MW4vOGJER1dnemlXSE1uQ09TMFVrYXJWSFZRZVFBbUlnM3M5Y1ZwOWJ5NHBJ?= =?utf-8?B?WitaTUVlZ2VOZVYrYmJENEdmSTUzMTZ1QnVnV3ljOHYwR1VoR3hhekJzcUtS?= =?utf-8?B?TEN2bTFDR2txKzdDNk5RaytqR2JuNmx6dDNiZ0hGUDAyYkxPMWFLV0tQTkg1?= =?utf-8?B?NzVZS1NjaFQ5VEM3YkhOUDNnSUhEZFFOOWFiSmZncmorMnMybXYvZlhDNXhK?= =?utf-8?B?RG5CYTZ0YmhyaVlYUi9neXFpMlhxMWFHbExKVW1Mc1FsdEtNaFRyVmtqQVZO?= =?utf-8?B?NWZtVCswZ2xMdFlSWmw1WUo5aVJESWorOGNWbjNPT1g2a1g5aGwyalhsdnE3?= =?utf-8?B?SzRKbWoxR252R0RoY2FCNFp3SHVxMDZKTVRvOTA5S3hlL25IanhsZm9HS0F1?= =?utf-8?B?VG9ZeGFJWmZXT2l2WUFNa0NMUnFYckRNWVNCdlFHUi9RTThDZFkvQk5pcnl4?= =?utf-8?B?L3JvOXZtSFU4Uk5RTHIvWU43dll4L2FINEpacUMwbG0zSVdGNU1QY1RnTlV4?= =?utf-8?B?aUI5SDRNQ2h1T3JseGhJUFA4Wm45T0dBUHZHUTJSYnExWkZ2RVhwZC9GbGND?= =?utf-8?B?Q2NYZFl4UEtSSkNRK21XUlpydWZyVllOa3VIZFZxQ3pnYnFkTUxzYVRPdTVQ?= =?utf-8?B?UjR2OEt0a0hqeEswVmhhYXRIN1poRjM4V0pHQzEvaG8xOUE3Wk1vRzREa25O?= =?utf-8?B?ek1XQ0ZaeFRDbTNxaHkxZDBQd1R1cVpKQ3JrWGh2Y05DemI4dW5aaEwvUkp2?= =?utf-8?B?MVB5dWthdGptcTh4c1J5YkFtelNNbU9wcTZIcW5STTBpV0ZEemFsMkRnQmVi?= =?utf-8?B?b2lwWW01OStWRTJWU1pMUEtySTNKUkNoaXA4TUdTL2Vjald3a29BVVc0YzF5?= =?utf-8?B?OFo3SmlmOER6TEdxYTBRN2ZGTExyT25kY1Y3K1BCVVQzaHkzRWlqbFBCOHlp?= =?utf-8?B?Sys1aG1SWGtQQS9QaG9CVjZ0YkhrUXFYUTJKRWludTk3dWFBcHN5Z2V4TW5m?= =?utf-8?B?ZWtSMVJvZHpESHgyOEROWlEvQVgwOGRETFVaZGIzeUdIaFZXSGZiQWxxd1pY?= =?utf-8?B?YzllZWtzVG8wS3BsaTlRN2JybnBNMnBiT29aamZqTWttTFkzSk40Ny9QMk84?= =?utf-8?B?UWFxdDNTL2lFRndHeDJFZWdveS9yanBOZXlUZGhvZGFhL1ZlcHkvMFpGeHVK?= =?utf-8?B?Wkc2MnVGWitVdXlOaEZZNUVxQ3gzdlFVVHRxSTZTYmJsUnFLWUFkLytnMVYr?= =?utf-8?B?Z2IzS1Y2YUg0OEk4NzlkUFpWYTBKTC9BczIzVktEVHlTZCtmYTIrWVpiOWxV?= =?utf-8?B?ZTNaUlV1MmxyZDR4enZkakJvUGlZak1RcjFYRCtERzE0Z0ZYRzI4ZFlSSXhJ?= =?utf-8?B?U0pDc2ZkZncrN1A1bVVkU2VVaml0SEVObTFubWdTWU9TTGM5NG9uVHphNFQ0?= =?utf-8?B?SHZ1QnkzWUJCMzVmMEtReDhqNjFXVmVWekgvam9jWXBidkpOWXMyaHljdGVO?= =?utf-8?B?NDVxaDVKR29zM2xTQXBBOVlWNWU5UzNNRVlmNWdXR1NONGF0Nm9nZGlPNDZM?= =?utf-8?B?VFFLTmlhak53ZUNFLzA0akF3STVlM1JmdU1aTkVJdUJobmJHcFFwQnkwdXNJ?= =?utf-8?B?aG5DT3VIM1RYZlI3RER6TVcwMGJFUDBrMS9hQmVtc0dMN1BMK3FPZkVJVWFt?= =?utf-8?B?dmc9PQ==?= X-MS-Exchange-CrossTenant-Network-Message-Id: aaebe3f9-5ec6-470a-11e8-08dce9bf50ff X-MS-Exchange-CrossTenant-AuthSource: CO6PR11MB5569.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Oct 2024 06:38:28.9647 (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: TG1qqkQhW0QCQu8El17BOcQ27l9ae+KK6M65oWAfUl6EoMB1IcoSpY/mH9Q/zC2QTB+PZWuoV9K3vIQkjSmaKulffXjg+R7vnTgpbk6LaMw= X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR11MB7498 X-OriginatorOrg: intel.com X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org On 10/9/24 17:12, Stephen Hemminger wrote: > That is what tap, and xdp are doing. Thanks for the info. I'll take a look and will send a next rev doing something similar in uio. Konrad