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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 26828C4321E for ; Fri, 7 Sep 2018 21:51:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DC63E206BB for ; Fri, 7 Sep 2018 21:51:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DC63E206BB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=davemloft.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730912AbeIHCeN (ORCPT ); Fri, 7 Sep 2018 22:34:13 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:53330 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728550AbeIHCeM (ORCPT ); Fri, 7 Sep 2018 22:34:12 -0400 Received: from localhost (unknown [207.32.164.225]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 10E1E147B789D; Fri, 7 Sep 2018 14:51:15 -0700 (PDT) Date: Fri, 07 Sep 2018 14:51:14 -0700 (PDT) Message-Id: <20180907.145114.1707343345072477953.davem@davemloft.net> To: f.fainelli@gmail.com Cc: netdev@vger.kernel.org, andrew@lunn.ch, vivien.didelot@savoirfairelinux.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next] net: dsa: Expose tagging protocol to user-space From: David Miller In-Reply-To: <20180907180908.3223-1-f.fainelli@gmail.com> References: <20180907180908.3223-1-f.fainelli@gmail.com> X-Mailer: Mew version 6.7 on Emacs 26 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 07 Sep 2018 14:51:15 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Florian Fainelli Date: Fri, 7 Sep 2018 11:09:02 -0700 > There is no way for user-space to know what a given DSA network device's > tagging protocol is. Expose this information through a dsa/tagging > attribute which reflects the tagging protocol currently in use. > > This is helpful for configuration (e.g: none behaves dramatically > different wrt. bridges) as well as for packet capture tools when there > is not a proper Ethernet type available. > > Signed-off-by: Florian Fainelli Applied, thanks Florian.