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=-3.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 50D9BC4741F for ; Mon, 9 Nov 2020 12:38:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E555220659 for ; Mon, 9 Nov 2020 12:38:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="R8oa8IDC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729673AbgKIMiR (ORCPT ); Mon, 9 Nov 2020 07:38:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45854 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726410AbgKIMiR (ORCPT ); Mon, 9 Nov 2020 07:38:17 -0500 Received: from mail-ed1-x544.google.com (mail-ed1-x544.google.com [IPv6:2a00:1450:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01BCAC0613CF; Mon, 9 Nov 2020 04:38:16 -0800 (PST) Received: by mail-ed1-x544.google.com with SMTP id o20so8569657eds.3; Mon, 09 Nov 2020 04:38:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=LG+mhNfwR75ysCcJy9bcqltJjwVCXWRs/YVx7ayTGvQ=; b=R8oa8IDCJJ3zLcWHWpi0vGT+wAuXAK+wBtt+t/mDjRRFlp2DhuuXxGet46gIqV/5+L n4beh4lv1R1/IGtWi8gmiTExqXK37BZBxiqlIiM85wrkTcwHRqgAsO538e8oJtLeO5C7 kd0lbwbO5Fz99chBo4K+egFLPeTx03DZNo9AAjW9LnFagAQTkVjW8tyojMmMyBYiFYfH hdnDk48kbpBw7MXyHdbOJolKQKQBz7GOesUhANjJehhec+rqrPD5RoVeR8c6MMOQm7gT GcCDNlxf3khqoOEfzE4XV1x44XceoU7scz6ytTzIX74dY9uxyBI8psSvsICCu7ImwAHG 9qbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=LG+mhNfwR75ysCcJy9bcqltJjwVCXWRs/YVx7ayTGvQ=; b=mP1O4B1l/VtnD63UxlUNu3kFt8H+OhxmLn8qjp8xZ146qATH7KPOFN+fmc1IIN7VHB UPJbMVDe7gwW8LTecLogyS/j/4JhbRMuiTEBAEgQwl0WiIU6OLK7oYG68Ag/4u5C+Hv5 OAfTABgIiqlpuws3Tx44zMMROL5YzeRUQY8rpA34JG3dzK2K2f+5eF3DtrETN+ju7ay+ 0FPkvHnjSVxaJ6C+bB+3McFSkEI61onn++NCv4rKg3zBzr4GgNxq+sFEtSyMQ0gFuJvx GGR/jrkup1ZRDkt7XCagg7V3AztX+YduhLVgI9HpT/acWAD5lwGMDUx/Z1BmsnWpJBiX KEUw== X-Gm-Message-State: AOAM533CM7GPotI9T1N9LdAxrVot/3imzkAnsnAAtdrWm/lhF3P0mDh3 vzc3iLqY9k6l+1Tn+uSelT4= X-Google-Smtp-Source: ABdhPJzOLgHdE6uRPQxt9Dped4eDMxKXKDgqZx12eZEB71cDAkPymkBfPkNKVKpN4SyHvvLbOH9Brw== X-Received: by 2002:a50:ee97:: with SMTP id f23mr15527151edr.333.1604925494720; Mon, 09 Nov 2020 04:38:14 -0800 (PST) Received: from skbuf ([188.25.2.177]) by smtp.gmail.com with ESMTPSA id a1sm8898495edk.52.2020.11.09.04.38.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Nov 2020 04:38:14 -0800 (PST) Date: Mon, 9 Nov 2020 14:38:13 +0200 From: Vladimir Oltean To: Tobias Waldekranz Cc: Andrew Lunn , DENG Qingfang , Vivien Didelot , Florian Fainelli , Jakub Kicinski , netdev , linux-kernel@vger.kernel.org, Marek Behun , Russell King - ARM Linux admin Subject: Re: [RFC PATCH net-next 3/3] net: dsa: listen for SWITCHDEV_{FDB,DEL}_ADD_TO_DEVICE on foreign bridge neighbors Message-ID: <20201109123813.kjzvel7pszhcmcgw@skbuf> References: <20201108131953.2462644-1-olteanv@gmail.com> <20201108131953.2462644-4-olteanv@gmail.com> <20201108172355.5nwsw3ek5qg6z7yx@skbuf> <20201108235939.GC1417181@lunn.ch> <20201109003028.melbgstk4pilxksl@skbuf> <87y2jbt0hq.fsf@waldekranz.com> <20201109100300.dgwce4nvddhgvzti@skbuf> <87tutyu6xc.fsf@waldekranz.com> <20201109123111.ine2q244o5zyprvn@skbuf> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201109123111.ine2q244o5zyprvn@skbuf> Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, Nov 09, 2020 at 02:31:11PM +0200, Vladimir Oltean wrote: > I need to sit on this for a while. How many DSA drivers do we have that > don't do SA learning in hardware for CPU-injected packets? ocelot/felix > and mv88e6xxx? Who else? Because if there aren't that many (or any at > all except for these two), then I could try to spend some time and see > how Felix behaves when I send FORWARD frames to it. Then we could go on > full blast with the other alternative, to force-enable address learning > from the CPU port, and declare this one as too complicated and not worth > the effort. In fact I'm not sure that I should be expecting an answer to this question. We can evaluate the other alternative in parallel. Would you be so kind to send some sort of RFC for your TX-side offload_fwd_mark so that I could test with the hardware I have, and get a better understanding of the limitations there?