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 04A6E45D42;
Tue, 19 Nov 2024 11:40:05 +0100 (CET)
Received: from mails.dpdk.org (localhost [127.0.0.1])
by mails.dpdk.org (Postfix) with ESMTP id A5AD8427A5;
Tue, 19 Nov 2024 11:40:04 +0100 (CET)
Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14])
by mails.dpdk.org (Postfix) with ESMTP id 527F640268;
Tue, 19 Nov 2024 11:40:02 +0100 (CET)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple;
d=intel.com; i=@intel.com; q=dns/txt; s=Intel;
t=1732012802; x=1763548802;
h=message-id:date:subject:to:cc:references:from:
in-reply-to:content-transfer-encoding:mime-version;
bh=Br59wDulolANTI0bS4TjeiR2NBihvSNq4PvhpEY2Ks4=;
b=fQMZHET76KAAdqUKKd0/Or3MSUv5DugHapLhbpkiNbMcQ93wc7gpFioI
7XHi7yg/ckps3DFHwC5N+Qgg9SE6HPCruoMO+SZG3V0tRybMh6HtWjLrK
lJv/u5cBupc+afmzgmfrxr+/j6BjelmsXbbWR6NZB8jYPYH9jZBZNrLsr
LcsDtPhxqtRX/Tm0QrSm79IjFBeXFFKFq3nKhiK92yyQxguSsUuMSx+n8
xfH9Vr3VHO5NpvOziB28QdUwHYT2J5m5g3LuY8HPqLFTfMMdXxwGZoMdm
kOPP08d84E0l2782kKulalWfsdxaJqv6QRsc/X9DvS+/PMHtnlnXHbaDk g==;
X-CSE-ConnectionGUID: TCvmQcstQ0qPmusoCY/BIA==
X-CSE-MsgGUID: 41e/bdeXQZmX5krCAT2lDQ==
X-IronPort-AV: E=McAfee;i="6700,10204,11260"; a="32249754"
X-IronPort-AV: E=Sophos;i="6.12,165,1728975600"; d="scan'208";a="32249754"
Received: from fmviesa008.fm.intel.com ([10.60.135.148])
by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;
19 Nov 2024 02:40:01 -0800
X-CSE-ConnectionGUID: nqujQr5hQ8mOT0g5HANFjg==
X-CSE-MsgGUID: mVCvLC6jQX2x3fddsmdK5A==
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="6.12,165,1728975600"; d="scan'208";a="89680629"
Received: from orsmsx603.amr.corp.intel.com ([10.22.229.16])
by fmviesa008.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384;
19 Nov 2024 02:40:01 -0800
Received: from orsmsx601.amr.corp.intel.com (10.22.229.14) by
ORSMSX603.amr.corp.intel.com (10.22.229.16) with Microsoft SMTP Server
(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id
15.1.2507.39; Tue, 19 Nov 2024 02:40:00 -0800
Received: from ORSEDG602.ED.cps.intel.com (10.7.248.7) by
orsmsx601.amr.corp.intel.com (10.22.229.14) with Microsoft SMTP Server
(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id
15.1.2507.39 via Frontend Transport; Tue, 19 Nov 2024 02:40:00 -0800
Received: from NAM12-BN8-obe.outbound.protection.outlook.com (104.47.55.168)
by edgegateway.intel.com (134.134.137.103) with Microsoft SMTP Server
(version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id
15.1.2507.39; Tue, 19 Nov 2024 02:40:00 -0800
ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;
b=G/BZRaPf/5dPQkTiTtK3HRTrYHxwYarRy/REriEoqQVQbYP5xG+P1j4V8mNxZkAFQ1f2zlUe6PYtlYADRFezSbIvmdTzVehNiL9QtgVttEHs9uJ3swBzpAvvFLREx9G5wkLnj6hlMijwJOyRY6WIyg5uF+9cK49cwFoRbN3lA4ouVqLeVTBwUXdf8Mu7ouNETiY7WodaNHsyUkB64ULgZNHnKGP62qql8KdZdbmPSuAV2n4Sx/mxta+x1fINlo1dNkATk0fb51eC7tl+zZMWdYnYhD4vdsa6HI9ZeyKeiHLnoDNe/HgNCP7fg9+oJElI7SyFP3ybcjlk4Nc0QTs48A==
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=KvixrUusEUf7CewTTYltWffSsl+EhDsJJlIwW0n4I8w=;
b=Y9maMtiWv4kDiTGZuLRR8jJbb7tRfn/+lUzifvo47U0g7y+J7NHkqkxFE31Qd7tPlN+dgnAmusReoa3hhRgY/9+NUiC6n2ZAfHzPiWQG1XOWMDuopOy3DujiF4TUtOyiJl0RwExjqL9Nb1zTh0BjkM45+gMIFb1iahxOcA0HAEDnU23O6u1KEVx2Kfmb13cYZ37Kz+IJf20asVkFxEqdlRvEct/FV9bUr63U8kKrGCaphRJ/TknA5fJ6ulofsdBvpqVUmXUT+OKxegMSN+Ksz/Elssbnwfacyap5T4eAzWMm5rKwpS2vOooLV8i3ONqEa+ryw+NE2C8Czoa/wblXKA==
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 CH3PR11MB8773.namprd11.prod.outlook.com (2603:10b6:610:1cb::13)
with Microsoft SMTP Server (version=TLS1_2,
cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8158.22; Tue, 19 Nov
2024 10:39:51 +0000
Received: from CO6PR11MB5569.namprd11.prod.outlook.com
([fe80::5e92:7b53:f0be:a18b]) by CO6PR11MB5569.namprd11.prod.outlook.com
([fe80::5e92:7b53:f0be:a18b%3]) with mapi id 15.20.8182.014; Tue, 19 Nov 2024
10:39:51 +0000
Message-ID: <1cc2b9da-2c61-4fe5-84c0-2ca023ef6535@intel.com>
Date: Tue, 19 Nov 2024 11:39:43 +0100
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH v3] bus/pci: don't open uio device in secondary process
To: David Marchand <david.marchand@redhat.com>, <dev@dpdk.org>
CC: Chaoyong He <chaoyong.he@corigine.com>, Stephen Hemminger
<stephen@networkplumber.org>, <stable@dpdk.org>, Chenbo Xia
<chenbox@nvidia.com>, Nipun Gupta <nipun.gupta@amd.com>, Anatoly Burakov
<anatoly.burakov@intel.com>, Long Wu <long.wu@corigine.com>, Zerun Fu
<zerun.fu@corigine.com>
References: <20240829085724.270041-1-konrad.sztyber@intel.com>
<20241011111533.20746-1-konrad.sztyber@intel.com>
<CAJFAV8xA+znr6RfzpZCD0Sq=JXnbugZ6N4AtP_D_awWme_dT1w@mail.gmail.com>
Content-Language: en-US
From: Konrad Sztyber <konrad.sztyber@intel.com>
In-Reply-To: <CAJFAV8xA+znr6RfzpZCD0Sq=JXnbugZ6N4AtP_D_awWme_dT1w@mail.gmail.com>
Content-Type: text/plain; charset="UTF-8"; format=flowed
Content-Transfer-Encoding: 8bit
X-ClientProxiedBy: DB7PR02CA0018.eurprd02.prod.outlook.com
(2603:10a6:10:52::31) To PH0PR11MB5578.namprd11.prod.outlook.com
(2603:10b6:510:e7::8)
MIME-Version: 1.0
X-MS-PublicTrafficType: Email
X-MS-TrafficTypeDiagnostic: CO6PR11MB5569:EE_|CH3PR11MB8773:EE_
X-MS-Office365-Filtering-Correlation-Id: a57784a2-09c0-4e80-493e-08dd08867ec9
X-LD-Processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr
X-MS-Exchange-SenderADCheck: 1
X-MS-Exchange-AntiSpam-Relay: 0
X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|366016;
X-Microsoft-Antispam-Message-Info: =?utf-8?B?dU55cTl3Q3pGajBQd1YwaE1CRTI4MmxwUlM0cFdKYmUvQ3BVeitld0Q4R1BU?=
=?utf-8?B?KzB4RXQxbnQ0NmUyMmtrZExwcUN5RkhRS2tXQ2grZCs5eEVMbkNNS1VEYVBJ?=
=?utf-8?B?Y2c0ZytUY2oraWNMRi9oTXFpTXpCZWxFblhjSnMxWldtUzdLalcvenMxMzIw?=
=?utf-8?B?QkFzUGMwU1RSa3Z6bVRQTGNZL1VHRktib3J2Sng3SGpGZUs1eWJRMTZNLzdP?=
=?utf-8?B?ckpoeUdnMlgydTE2S0tBdG11cXgxVngrUmtmaE1KeUJLY0s2eHhyT2E4elU4?=
=?utf-8?B?bktwSTNUalFnVDJVOGw4Q0s4WTgwZGZmOXphQVc1OCsySjJ4ZXZUSnczS1Yx?=
=?utf-8?B?eHgzWVB1bUNYWUQ5R0ErdHVYMEZXR0xqSEJNRDFmTUY0bDlGYTJWa0hBY3c5?=
=?utf-8?B?UzliVERMRVpZbEZYOXVZSXBLN09LLzkwWXd2eDBwZTdUVnVLRC9yZWIvQUZy?=
=?utf-8?B?UnV2MFpMdUFUZ1F4WWFIRjJxNkhoTlROVWx5czlUUWtVcWNlQm42bURpaFpC?=
=?utf-8?B?OXpGeEV3alVEaUd2RHJwS1RXQWs2R21jZjlyY2xXVUkrTDJEa2lSZFdORGkx?=
=?utf-8?B?NXJFL0xObnVZNWFyYzlMbGZXYjVyRldrUFNPeksvUDQ2enRYZ1AwV25WQzY4?=
=?utf-8?B?TmtKYUtHR1Z3UGtQK1VXOGJsMkIyQzArT3lXcUFpYzdDWnY3UG9UVXRzakhU?=
=?utf-8?B?QUk0emFvemkzNms5UmhDUWlNd3JWQnQ4MEZLNGpxQ29BVHVyYXRXZDBuNGVa?=
=?utf-8?B?SkhrWXRJcmVkQ3V4c3k0S1N3L3hzSGkzVm5ZcE9FLzZDSXlubjRycXNlUDlX?=
=?utf-8?B?R0N5WHdEbDArMHV0ajBxUXhqRmgzd2cxR2pNVytFdUVkd1gwSFpEOU1zRmlV?=
=?utf-8?B?MlZLWkRkSnRaWjBOK1R0UkIzK05WYm1MZGxYNG04NXRJRTkyNW16alZndVZt?=
=?utf-8?B?T2lTa1lzVUtJZExqRUxRZzh5Z014UGVjRWNOZ2NIT2xidXkxK2s3Uzk3MDBH?=
=?utf-8?B?aXgvSUtKenc4dkVPZS9QRlZIanZPdUwrTEFWLzdlK25sb0JrUkx4NCtISE9t?=
=?utf-8?B?ZU5lSW9PWWR4RkNKMldBSHNIa2hVVVJRbEpsL2labVFoN3dQa3Q4Qmo5K0lO?=
=?utf-8?B?bkVUOWJYeHdXRkxIUEVGR1NsaTk3c1JYVmh0U1pONnlhSTlKajRQdm5CU1B3?=
=?utf-8?B?LzAxZzVKOWkvMjNiY3lnaXc1SWRVM0pUNTFJdnk2MlZFT0ZSY1FmRnNzdzdy?=
=?utf-8?B?L0o5SjR2TEZWYTlyalVOSFpYWEVuNkpvMFFJU05jdGorbVBUN2c1eDVkSWJp?=
=?utf-8?B?OVF6aXFZUkg5MGZZaGg0bXJuNHBLeGhLakRUYi9NYlVUQ3dGemdtYVJFYWJU?=
=?utf-8?B?dkdtWlpqZEdvV1l5Y3U3RGJYdTZoUVJCemRNRUlPSlFQWU5oRTQ0OGppUFJn?=
=?utf-8?B?S3NFdWhQbWdsWXZ2QmN0bU5aSTVKYjVjWWs1bW1ZM2N2Ti92TCtGUCtyUmRL?=
=?utf-8?B?a29sQlZ3VG1HWjZpb3NKaGhZeGpQODI4OVphblhyUHY3WFkySEwycEw5SUVl?=
=?utf-8?B?VjVaVlFvSFdqSDRNZnhlTnFtWXBQemllejBMUnl5R1hCYUsrNXZoOHVXUEFx?=
=?utf-8?B?MzJiby9xQjFHa3BpTGtzT0NPQzRsZlVwdmU2UHFONkZtRk9EN0U2MzFnMkpM?=
=?utf-8?B?b1JQcFJqNENXZzBUUUsxSVBERjUyemNHaWRncjgvNUpvTjBvYlhlZmRDUjlM?=
=?utf-8?Q?D4IYYSgXdsSEWOjBn5EhT9JAA2q9uL+KDcKyOLb?=
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)(1800799024)(376014)(366016); DIR:OUT; SFP:1101;
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?NzBwZzJKUGVSeW9KWTdONWk0bjVkRHMwSTdFVUIzL1BhOW12dFdnS1ZjU3ho?=
=?utf-8?B?dSsydkFoRVV3MXlsbU54UU54dUlYZ0UyTm83cUIyNFcwWkpoN0hvV1RiVXlw?=
=?utf-8?B?Qzl3R3JyM2pobjhmTzhmRlIrbUhQcXQzZnd1QitRYUZuRlJtc3ZJY3h6eEQy?=
=?utf-8?B?MVB5bFBCYktqZjZHSGVJanlKNVRXV3dSSkVCZ2FqNVJCZXF5b0JJVVoyMTRC?=
=?utf-8?B?Y2FEYUhSVHBYOS8zcURpQ2E4ZC9uUjdmdmlJbC9Qa2dTQlZmbVp4aGxnNVVN?=
=?utf-8?B?clE0SGR4alh1eW45dG9odGNVOWU3RFltVFRQeDU3Ykt3amZKdjFCN1c0b2NW?=
=?utf-8?B?bW5UeG03QTlpZXhtQ3JTbWIxQkYyc2pvbHlnRkZWL1ZJU05qSVJacUw3YzdJ?=
=?utf-8?B?cFVLZHlFQTVKWWF5djJlZG9aQUhXbzVYTE5IWW02a2pBS2xpUlBQMTNYQTJk?=
=?utf-8?B?d0h4MHU4K29UWEYxejdMZ2tESlNEeUhzS01qZkdtaWU5ZkJVR3QrYVk3dlUz?=
=?utf-8?B?TEVCNEhCT0pLVmVHOHdBTmdGcVdIYkQxdGY3SWJONW91MFJnanRPVnF1WEpQ?=
=?utf-8?B?VHNuZkQ0QlByNDlZNVlvRVdJNmIrT3hBZWxaaElWNzRxTTdWbkRwU0ROakwy?=
=?utf-8?B?MCttVXlOQXg0ajdvY2huNGZPRFFPekl5WEc3ak53QlRPRE5IMGNicG10Ujls?=
=?utf-8?B?U251T3ZCZkVVOVpxSTJ0QndZOGtiZm9CYVB5eEpTTW13WE5UUks3WC9QcXcz?=
=?utf-8?B?RzM5NkxUOGhCMit4SVpVbVhOZGJiRFJ0UjZTSzd1WWZXbGowRDAxNzdOb0FO?=
=?utf-8?B?SklKektBRzYyM1drQXZLTkxJTVVTd0hTc1JNRnhTSnNxdXg2Slh3d091c25O?=
=?utf-8?B?ajB5NjBTYnk3M0s0QWpUb3M4MzBzaFkxUU81MnBVWVhRM1h0YTFtdmszWXBa?=
=?utf-8?B?dWNXYXpRMS9yWjJURWRTMU1WcUl1T2hROElpL0xBMWZITDh4VFJQR0ZHWkdT?=
=?utf-8?B?Wk51NHMvY2hmVlp2WjhNUm05Q0w1MjZtSEhmK0FDdy9iSFJiVXB6YXpjeHVt?=
=?utf-8?B?VW1pbDUrejJLUk5rNFhuMUJGQ1FCMWtXQTdPcmFqQmVHdzBMeDIyVVlKZXZz?=
=?utf-8?B?WDloRktLQis4bmdIUzZ5dXJMQlcreElscld4QmVIOENDcjYzMlhGa0wxOTZC?=
=?utf-8?B?SG1DUVFHZktqbkFXTUVCc1hMWnJvbjFwNjZibG55RGxQM2pJSlc5ZnE1Qk5S?=
=?utf-8?B?VHAzRlBhclRFbnIxV1FnY0tFN25FN2sxQ0d4L09URHdBc2xsM2NZYStZbitt?=
=?utf-8?B?K0VlMzBSL2JvM1J3Vi9GRzVkVlZCNGMrWUlUbEhJSjRXS2NCRFQ2TkV4ZGFi?=
=?utf-8?B?R3pHZEkwNVYyQzlYN1o0VUExMkRHRmJmR2NvTVlXV1FOZ21mcnRGaWtCRVRG?=
=?utf-8?B?a2FZNWFKczJaRGIyV3pLSlJnSUdoN3RuSGRLZmtBWVBkeit4K1QydC9telBD?=
=?utf-8?B?K0NlMzhHQ2RSZmJueFZiSlVFTzdlTE9nelBwTm5hRVAxNitDc0tIZnNnQjFx?=
=?utf-8?B?U3N0eTFLNUFsS1FUT0pCeG5GMTF5VjJacFJ0cllDUUNyTWE0bWg5WmFtNVo5?=
=?utf-8?B?cTdCdFdObVI5eVdxWFE4c2tTS2gvSjZybGZMcE4zalQ4YXZsUklCanBuRXFM?=
=?utf-8?B?MnZwU0JRdW1OSFlpb1dEcVRkaWFKZkE0TXVYbXRZVkRoR0wySFEybnpFTkxG?=
=?utf-8?B?U20zcENqcmtwMkNUdTRTNHg2TkFWRmljaDgxOVBneFFsVGl6azI4UUdlWXlo?=
=?utf-8?B?WWJSejRCNHR0MmFKb01ISU5MeW5ielVmaDFtRjV4SCtIamVxSzBYd25tblRK?=
=?utf-8?B?S3lRRXpOY0lnN1NzaUpiaHFDQ25SZ0RhYnRZRUFrZHRWcjVLbFcrOVZSdW1O?=
=?utf-8?B?UWplaEZKVVh3REFjdyt0enlvcitSU1FsM3pQWi8zaTRjbkVsNHRKaE1SWUUv?=
=?utf-8?B?V09ld2ZENlRlWnBiMzlqanZHSVRrYStlYzFiR2YvcHFNdU9wMk9lbmhodUhm?=
=?utf-8?B?dDNJdWZEazgzcEJ1bmpadHNqWWpLcnFqS2hGWnFwSXZBbkcrU1ZEZWRTZENJ?=
=?utf-8?B?Sm1WSEJ5N1dPZi9zWStKNUVGeThpWFJaSUM5ck14TlZlYjhRdzRJRFpqR2tu?=
=?utf-8?B?aWc9PQ==?=
X-MS-Exchange-CrossTenant-Network-Message-Id: a57784a2-09c0-4e80-493e-08dd08867ec9
X-MS-Exchange-CrossTenant-AuthSource: PH0PR11MB5578.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Nov 2024 10:39:51.1215 (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: FXGE8grEzMNfBq6+faU+F+bKihAJDa2F7/YrkAff59yJbxeey6Y9oxGPbUT2DuJ5h396GtQWhsbC1y4VEhjA2ySxRw6u1uaFHF+FhyPYQ0w=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR11MB8773
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 10/24/24 11:05, David Marchand wrote:
> On Fri, Oct 11, 2024 at 1:17 PM Konrad Sztyber <konrad.sztyber@intel.com> wrote:
>>
>> The uio_pci_generic driver clears the bus master bit when the device
>> file is closed. So, when the secondary process terminates after probing
>> a device, that device becomes unusable in the primary process.
>>
>> To avoid that, the device file is now opened only in the primary process
>> and the secondary gets it over UNIX domain socket via SCM_RIGHTS.
>>
>> Fixes: 847d78fb9530 ("bus/pci: fix FD in secondary process")
>> Cc: stable@dpdk.org
>>
>> Signed-off-by: Konrad Sztyber <konrad.sztyber@intel.com>
>
> Recheck-request: rebase=main,iol-compile-amd64-testing
Is there anything that's required of me to get this patch merged?