From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B34CC433DB for ; Mon, 18 Jan 2021 21:54:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C6BF422DA9 for ; Mon, 18 Jan 2021 21:54:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732670AbhARVyR (ORCPT ); Mon, 18 Jan 2021 16:54:17 -0500 Received: from nat-hk.nvidia.com ([203.18.50.4]:12744 "EHLO nat-hk.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727415AbhARVyO (ORCPT ); Mon, 18 Jan 2021 16:54:14 -0500 Received: from HKMAIL101.nvidia.com (Not Verified[10.18.92.77]) by nat-hk.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Tue, 19 Jan 2021 05:53:32 +0800 Received: from HKMAIL104.nvidia.com (10.18.16.13) by HKMAIL101.nvidia.com (10.18.16.10) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 18 Jan 2021 21:53:31 +0000 Received: from NAM04-DM6-obe.outbound.protection.outlook.com (104.47.73.42) by HKMAIL104.nvidia.com (10.18.16.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 18 Jan 2021 21:53:31 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=gv0mYdUbqWdh+gNYvNUCin/KBy3uuGCNxrgD/jTi8D10Oya2bCDe5bpPeVy43oT6AwfInC/oCuBGFzI2SpaXIs8tsBJKUobqDdsuosXKJrfQGEEwOc87KFVYapyGs9nnGmeyNz2DMHG63c6ekBL7VoYGTVcfnCaUj4iHQoZBImwf2WNkx3lcOT8492zsv+TaU2wwKOr+QaCp4EcDqlzTeRYWrCYlgfLf0EDmg6ZA5ksJPKpGOJLUun1GMuzrnMYvombE7qNNkC51/EF7eczE5cQY0gEEXjWqIJgDN2fU/U1LRYRl+5IbZps0RBFFUWPDD/mdTDptVvINBBQ7NdXWPQ== 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=jb/C7E8/MOD5lUe7VYoBN3pqDHbtqVxHvOBdmk+HaPM=; b=RFBFUNthyXoDn6Yfs271F2yZr/wAiwaBetFZ87TKkhPciUYnNanDDV7qbJ0ELrxXfPvFKNqUCidr4r4thJMRIQauVw9X0X2MGRTdiK98A3KL0pFfnMq15ATy04agPwOH02o5+eSGmkU/L1rDJXmzmi4IzLYoDkG//fZRVyCqSlpVYzTh3LD7W+FNeVnLVadhMKBOqF3Hnmr1Rpp30opgQ81VaA+jFJzNbK1ABoHGULn+9cj4IRdz9fWevBD07uqXHRDPqizzgV6EMd6e8dnmRClx52cOxvvoyKrv1rIo7+Z3xl8ZCoFpZDGN9jNVXYGWJ2a8UgUDg9dEiOzndcrjjw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none Authentication-Results: networkplumber.org; dkim=none (message not signed) header.d=none;networkplumber.org; dmarc=none action=none header.from=nvidia.com; Received: from DM6PR12MB4403.namprd12.prod.outlook.com (2603:10b6:5:2ab::24) by DM6PR12MB4894.namprd12.prod.outlook.com (2603:10b6:5:209::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.9; Mon, 18 Jan 2021 21:53:29 +0000 Received: from DM6PR12MB4403.namprd12.prod.outlook.com ([fe80::6:2468:8ec8:acae]) by DM6PR12MB4403.namprd12.prod.outlook.com ([fe80::6:2468:8ec8:acae%5]) with mapi id 15.20.3763.014; Mon, 18 Jan 2021 21:53:29 +0000 Subject: Re: [RFC net-next 2/7] net: bridge: switchdev: Include local flag in FDB notifications To: Vladimir Oltean CC: Tobias Waldekranz , , , , , , , , , , References: <20210116012515.3152-1-tobias@waldekranz.com> <20210116012515.3152-3-tobias@waldekranz.com> <20210117193009.io3nungdwuzmo5f7@skbuf> <87turejclo.fsf@waldekranz.com> <20210118192757.xpb4ad2af2xpetx3@skbuf> <87o8hmj8w0.fsf@waldekranz.com> <75ba13d0-bc14-f3b7-d842-cee2cd16d854@nvidia.com>

<20210118215009.jegmjjhlrooe2r2h@skbuf> From: Nikolay Aleksandrov Message-ID: <4fb95388-9564-7555-06c0-3126f95c34b3@nvidia.com> Date: Mon, 18 Jan 2021 23:53:18 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 In-Reply-To: <20210118215009.jegmjjhlrooe2r2h@skbuf> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [213.179.129.39] X-ClientProxiedBy: ZR0P278CA0083.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:22::16) To DM6PR12MB4403.namprd12.prod.outlook.com (2603:10b6:5:2ab::24) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [10.21.240.90] (213.179.129.39) by ZR0P278CA0083.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:22::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3763.9 via Frontend Transport; Mon, 18 Jan 2021 21:53:24 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a821d6cb-94b3-4cd2-6911-08d8bbfb7d4b X-MS-TrafficTypeDiagnostic: DM6PR12MB4894: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8882; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 89RfhAljtfNPxcrHsoDxRteX5CA2B5L4MTw8Q2bro4jnti6cbcafsXV+AGFvtdShMhl5ZhtCvB1JSUZrG1o8Khm1QUN91DZo5RYTN+PkMR6FjMmb2naGIHGCV5AItj6oaaWhNKEHENBMPSCMhH7mGDupikvdiseKn3kDBV/wt0Kz/RMmtCb5sSaLmNPe56JcN9n+px7M63qUCHRh2O/vjnganNuwE1s9bTZLxtQGdL6P4wX4tlujn4+r19dYpVGLl6bjMpv2B+sTMf8ZofA4lAQ3+i5ZQdp44nmMutX8gGaCXnT4NgB4fb+LGFJIMvpcCw4HFzFYn9EQPRdhJyFCbHjXwON7BVaYHhCiga6u4ZM3GZrMboctNKnQkc+jUbTpkfnSmgLdvs6wHZ6/OPhvYedP0MYIGWjoHtgF35XPXmeEL6Izw/qQEWG11hxbimbvSIaNbFoMD62iWP2JxnhK7Miv+ZY6+mbb2qXAMAo89Es= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM6PR12MB4403.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(376002)(346002)(136003)(366004)(396003)(39860400002)(2906002)(86362001)(8936002)(478600001)(66476007)(66556008)(26005)(31686004)(6666004)(16526019)(31696002)(16576012)(8676002)(316002)(66946007)(15650500001)(4744005)(7416002)(53546011)(4326008)(6916009)(5660300002)(2616005)(956004)(6486002)(186003)(83380400001)(36756003)(45980500001)(43740500002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?utf-8?B?WmpBMUNlOFIrMTcxTkFHamxudlZYSkFQTmNhL29OUi9kT29VcWg1bTZaVStO?= =?utf-8?B?THNXTE94YldxUzBUKytnOStraVBEVjRlMWdlVGNnaDV3ODlYbzAxdkVVWHdC?= =?utf-8?B?aFd3WTJhWFRRQ1hXU25rUUhTZFNPRkhQUTl2ZmtrTDg4YnlWQU85WjdpZnZ0?= =?utf-8?B?ejgydTZUdmg3N3FtaHBZU1R5MW9BMGpXLzBLNGs5dU1CdUszZjA4VFFBcktJ?= =?utf-8?B?US85YWlVSVJuQmVMYXdNSCtMb3p4Y0l0U1B4bGJkME1EYXlNODMrTm1mcVRX?= =?utf-8?B?TW5Pa1VzcEpnOTQ3R2V5NUFvNlZmQlFaNGxxWjY5bjZQL3Z4WCtIZzV4OW9q?= =?utf-8?B?ODlBZVgxazFrcXRIc2NBNTJBRUx1a1Y4NjJYQTg3QVpRcXdONFZKWndBZjYy?= =?utf-8?B?YVdvS1kvVXpLeCtFVFh6S2wwVFIyTm5PV21pSC80YmNrbC9aTG52cHFnVzIy?= =?utf-8?B?M21xZnBOMFE4by96Z01VMDRiRUQ3V1hKR3pPZVYxejlxckVLcXlDbWYxb014?= =?utf-8?B?ZURIelJiclJuMkVyK0cyajBrVUdPUXV4RnZacVpjblBkYmRPM2ZDdjVNZDRW?= =?utf-8?B?ckRFVFFDNWkvL21oeFd6Z1Z3RGxkQ1hTNFlmNDBWUWhlOWVQT2xDa1NKUFdv?= =?utf-8?B?RVNzeVFUQWNqYy9way9lT2FVUk42OS9uaEtPcEJiTW45VkkzbisyOXNseisz?= =?utf-8?B?M3NhbHhLWkZEUU1HSWNVeW0rK1VHNVo5RFZqNHlLa0VGT1ZxZzRmRHNTQ2tM?= =?utf-8?B?bTl0ZndVb2h3UjBpU3Y3NDVyZUFzdHpiWk5hS21qSnBaNHg1ZHNrSkJyMHFw?= =?utf-8?B?RnpLOE5iWFdUaDdFZ1FIMmpoZzJocm45ZmMzaGRUbHhlaStNK2hkNWJNWlkw?= =?utf-8?B?c0hXK0pxWkdESENPMVdWajBlSkp3K1lqQVlnZ0drZWdUdWkwQXV2S0FsZUNy?= =?utf-8?B?NTl4NWZSY2J4ckQ0d09veXJoSWZjdGxVQ0phaHpoV1l5cDhjUDk2UkNteWJH?= =?utf-8?B?ZnNpVWFaTTZ4bzM1TzdIbDd4UFFUQm0ya21CRUgyVm9rYTd5YVFjd0dWUEdD?= =?utf-8?B?aFlrMjdBclRoTkVQODcwV3lUMFdJNnVXcXBYZko3ZkpoUXhWRFcvbi9LVWxt?= =?utf-8?B?aXd4VFhHbFk2YzM5ZG1CZEVyenhYT29vZS9UWnRaa2JWRUl6N3JHT04yMW9L?= =?utf-8?B?cFZaRU9ZbXoxRGo1NHNOMlFKSmFmTFpiWGVGczVHMW1qdGdobzV3TVVOMThq?= =?utf-8?B?UVNDM0pwMHJENGY4WVc2Z0M3VWFJbGkvMDB5NW5RVGE1VjU0STZkeUk5Snlk?= =?utf-8?B?OTFVUGRwK0NNWGVtOTdjbUQxRCtFMjBMRnRXTmxsa253c05ZZ0VSZHVoSk54?= =?utf-8?B?czluaG1LR2FMd0ZhbnNIRmZIZWdqNXJyUlAxb2lIU0lTVFRoV2gvQXRwZWVq?= =?utf-8?Q?cVOyz/sb?= X-MS-Exchange-CrossTenant-Network-Message-Id: a821d6cb-94b3-4cd2-6911-08d8bbfb7d4b X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB4403.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Jan 2021 21:53:28.7648 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Q14BPoh3lhhqA/9fvqFh1W0HtKTVaMl8Grx2eBkLpneLhvJuBri16kvAqVDKc+wnKtiLeUZDW/851YH5A+hEtg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4894 X-OriginatorOrg: Nvidia.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1611006812; bh=jb/C7E8/MOD5lUe7VYoBN3pqDHbtqVxHvOBdmk+HaPM=; h=ARC-Seal:ARC-Message-Signature:ARC-Authentication-Results: Authentication-Results:Subject:To:CC:References:From:Message-ID: Date:User-Agent:In-Reply-To:Content-Type:Content-Language: Content-Transfer-Encoding:X-Originating-IP:X-ClientProxiedBy: MIME-Version:X-MS-Exchange-MessageSentRepresentingType: X-MS-PublicTrafficType:X-MS-Office365-Filtering-Correlation-Id: X-MS-TrafficTypeDiagnostic:X-MS-Exchange-Transport-Forked: X-Microsoft-Antispam-PRVS:X-MS-Oob-TLC-OOBClassifiers: X-MS-Exchange-SenderADCheck:X-Microsoft-Antispam: X-Microsoft-Antispam-Message-Info:X-Forefront-Antispam-Report: X-MS-Exchange-AntiSpam-MessageData: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-AuthSource: X-MS-Exchange-CrossTenant-AuthAs: X-MS-Exchange-CrossTenant-OriginalArrivalTime: X-MS-Exchange-CrossTenant-FromEntityHeader: X-MS-Exchange-CrossTenant-Id:X-MS-Exchange-CrossTenant-MailboxType: X-MS-Exchange-CrossTenant-UserPrincipalName: X-MS-Exchange-Transport-CrossTenantHeadersStamped:X-OriginatorOrg; b=KCkJAgeee/Adk+xKg+1VQXzkfCEKDNFS7ekIWBbq0pYevM1vY1icvkF1ejgYnYQWM 2sPdYvXJrh1Zb7+MKEal/TZJM3n4Sj0CNf1a5bkfaTwOu68f2WKlSeWqtnW4iwXIKJ dQL8u1fKl1tp53YSsx5wVvZxYXaSch4jV+a28mjF99z8l/IF09isscnoJK+aQ0W9ji Fr+OLBWu4H2hPai979DzKlN4I8iQ7gU/Zbc0Ojll4yp8BSvqY8jnmL7qgkhRtld+ep 8in4iIgGuYLVb/GP/P45x+Pb9zC5XKnHN+ucEpHbEpcNAvrMGgiW1kq0meNkz/NChE bObXjkWYGFJWw== Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 18/01/2021 23:50, Vladimir Oltean wrote: > On Mon, Jan 18, 2021 at 11:39:27PM +0200, Nikolay Aleksandrov wrote: >> Apologies for the multiple emails, but wanted to leave an example: >> >> 00:11:22:33:44:55 dev ens16 master bridge permanent >> >> This must always exist and user-space must be able to create it, which >> might be against what you want to achieve (no BR_FDB_LOCAL entries with >> fdb->dst != NULL). > > Can you give me an example of why it would matter that fdb->dst in this > case is set to ens16? > Can you dump it as "dev ens16" without it? :) Or alternatively can you send a notification with "dev ens16" without it? I'm in favor of removing it, but it is risky since some script somewhere might be searching for it, or some user-space daemon might expect to see a notification for such entries and react on it.