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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAB3BC433EF for ; Mon, 23 May 2022 18:34:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233205AbiEWSd6 (ORCPT ); Mon, 23 May 2022 14:33:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52894 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240335AbiEWSdm (ORCPT ); Mon, 23 May 2022 14:33:42 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77860FF586 for ; Mon, 23 May 2022 11:08:24 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id m1so13806008plx.3 for ; Mon, 23 May 2022 11:08:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=w0T2SfRXTKlT4DVwNNp0bcAPlOmxMr1ptDCB9+VAiwk=; b=pbhw1kyGXV2Mffwb+2yxQissCHjB2rwjA5wiB1vw865US3KycFvup4O27xqQoYYI4L CaZmbmEHXOeog1BfVQtS3oBdNYUVa7yjE4/oGNRP+VftdkddQmA+ntpUR2rEJuhHmqOD mdyKaO0zd5ea4DlKSLUQKhWiYOjmYClxFZeBEUeFhFEh9it3x9lIZCHfMQRcGiGbAyiT m2HXVm2z1OCnIiM8/I5tL7vCDOpYVPEQRbFP6B1hTiCpOUNsADwzPEUhzqkdbLPopM1a we7eM1+N8qr6F8sUnTPvZuzUCFD8ux88nvNU5dKZpLFvsDDqT63WsuRZA1LkXBzFfJGy EJ7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=w0T2SfRXTKlT4DVwNNp0bcAPlOmxMr1ptDCB9+VAiwk=; b=3yQgVaWzEPkTG1+/qYEvKAcSFSkojg9wa7tCtQ8RT2goW2YAns3ZxEZ7KNhkPifEq9 3UHChJBzBeJbWqSUVTJvhrnPD1MMCLSpXzpoUxkGnNjWmXwSc1xamsLJkZ08CrFWhKcP //b+AHB6YGLf9/bYtAxiFyQLcjPHmcdEnslX6Fp+bkClFWaPQDqvxfagiTmfugDpqoPm mPPLFmZDS1oz6MSKNAJnN2h1r1CXXUxawfjmadrL55pj6nhUsqKOIPxgU+nFy1t6KxP7 2e2f/NV4UFyhYBI8hJwYHdZ4Rx2fUm7f+mFvQoqqzSzVE7vhQuqZ3RZP5+3Z6m4hLBSd z/wQ== X-Gm-Message-State: AOAM531V8FebZR+KEJA62ajC5ZrT7eEptyyu+eU9/EL8siOjFa1XU6kY vui9hLqP2UnY6dTsXCGFyCk= X-Google-Smtp-Source: ABdhPJz6WQXSXT0gpkS1G77ufbKRg9TF4PyGwfmNDXXO7ealFlIFY+q8o4Xd658JW5XIYyESY+hzVw== X-Received: by 2002:a17:903:288:b0:15f:a13:dfd5 with SMTP id j8-20020a170903028800b0015f0a13dfd5mr24102619plr.55.1653329303851; Mon, 23 May 2022 11:08:23 -0700 (PDT) Received: from [10.67.48.245] ([192.19.223.252]) by smtp.googlemail.com with ESMTPSA id y18-20020a170902ed5200b0015e8d4eb2e9sm5366083plb.307.2022.05.23.11.08.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 23 May 2022 11:08:23 -0700 (PDT) Message-ID: <55571ff6-2bdb-a062-a94b-d7a476fd5c4a@gmail.com> Date: Mon, 23 May 2022 11:08:19 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: [RFC PATCH net-next 09/12] net: dsa: introduce dsa_port_get_master() Content-Language: en-US To: Vladimir Oltean , netdev@vger.kernel.org Cc: Jakub Kicinski , Vivien Didelot , Andrew Lunn , Tobias Waldekranz , =?UTF-8?Q?Marek_Beh=c3=ban?= , Ansuel Smith , DENG Qingfang , =?UTF-8?Q?Alvin_=c5=a0ipraga?= , Claudiu Manoil , Alexandre Belloni , UNGLinuxDriver@microchip.com, Colin Foster , Linus Walleij , Luiz Angelo Daros de Luca , Roopa Prabhu , Nikolay Aleksandrov , Frank Wunderlich , Vladimir Oltean References: <20220523104256.3556016-1-olteanv@gmail.com> <20220523104256.3556016-10-olteanv@gmail.com> From: Florian Fainelli In-Reply-To: <20220523104256.3556016-10-olteanv@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 5/23/22 03:42, Vladimir Oltean wrote: > From: Vladimir Oltean > > There is a desire to support for DSA masters in a LAG. > > That configuration is intended to work by simply enslaving the master to > a bonding/team device. But the physical DSA master (the LAG slave) still > has a dev->dsa_ptr, and that cpu_dp still corresponds to the physical > CPU port. > > However, we would like to be able to retrieve the LAG that's the upper > of the physical DSA master. In preparation for that, introduce a helper > called dsa_port_get_master() that replaces all occurrences of the > dp->cpu_dp->master pattern. The distinction between LAG and non-LAG will > be made later within the helper itself. > > Signed-off-by: Vladimir Oltean Reviewed-by: Florian Fainelli -- Florian