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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 4F173C35DF5 for ; Tue, 25 Feb 2020 13:37:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 198702064A for ; Tue, 25 Feb 2020 13:37:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="BVvsfhX6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730069AbgBYNhd (ORCPT ); Tue, 25 Feb 2020 08:37:33 -0500 Received: from vps0.lunn.ch ([185.16.172.187]:33366 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726019AbgBYNhd (ORCPT ); Tue, 25 Feb 2020 08:37:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=FbCMjDal70kbhx4LrrpUETU6UYSnew6BU+EfiJ/QW/c=; b=BVvsfhX6gl7hjMo5DrjrSEdFQ7 ouw9JKvdWeCS8iXukYGYhcgua3k5L/pnUe5fpf7morS9bN09KLPZfc2SYeFsr8WqNSanRmPPL6yBv fi8KfdX5KzHtmrJT7am8U0v1Co0JmCk378WSV85RRaAJh3iCpHXywrZFpVWeUm7R0wUM=; Received: from andrew by vps0.lunn.ch with local (Exim 4.93) (envelope-from ) id 1j6aOu-0007L0-S5; Tue, 25 Feb 2020 14:37:28 +0100 Date: Tue, 25 Feb 2020 14:37:28 +0100 From: Andrew Lunn To: Vladimir Oltean Cc: "Allan W. Nielsen" , "David S. Miller" , Horatiu Vultur , Alexandre Belloni , Florian Fainelli , Vivien Didelot , Joergen Andreasen , Alexandru Marginean , Claudiu Manoil , Xiaoliang Yang , "Y.b. Lu" , netdev , Microchip Linux Driver Support Subject: Re: [PATCH v2 net-next 0/2] Allow unknown unicast traffic to CPU for Felix DSA Message-ID: <20200225133728.GE9749@lunn.ch> References: <20200224213458.32451-1-olteanv@gmail.com> <20200225130223.kb7jg7u2kgjjrlpo@lx-anielsen.microsemi.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org > Secondly, even traffic that the CPU _intends_ to terminate remains > "unknown" from the switch's perspective, due to the > no-learning-from-injected-traffic issue. So that traffic is still > going to be flooded, potentially to unwanted ports as well. Hi Vladimir Can you add an entry to its table to solve this? Make it known traffic. Hook into dsa_slave_set_rx_mode() and dsa_slave_set_mac_address()? Andrew