Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751322AbdH1UTM (ORCPT ); Mon, 28 Aug 2017 16:19:12 -0400 Received: from vps0.lunn.ch ([178.209.37.122]:41946 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751182AbdH1UTK (ORCPT ); Mon, 28 Aug 2017 16:19:10 -0400 Date: Mon, 28 Aug 2017 22:19:08 +0200 From: Andrew Lunn To: Vivien Didelot Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@savoirfairelinux.com, "David S. Miller" , Florian Fainelli , Egil Hjelmeland , John Crispin , Woojung Huh , Sean Wang , Nikita Yushchenko , Chris Healy Subject: Re: [PATCH net-next v2 01/10] net: dsa: add debugfs interface Message-ID: <20170828201908.GC1870@lunn.ch> References: <20170828191748.19492-1-vivien.didelot@savoirfairelinux.com> <20170828191748.19492-2-vivien.didelot@savoirfairelinux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170828191748.19492-2-vivien.didelot@savoirfairelinux.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 952 Lines: 30 On Mon, Aug 28, 2017 at 03:17:39PM -0400, Vivien Didelot wrote: > This commit adds a DEBUG_FS dependent DSA core file creating a generic > debug filesystem interface for the DSA switch devices. > > The interface can be mounted with: > > # mount -t debugfs none /sys/kernel/debug > > The dsa directory contains one directory per switch chip: > > # cd /sys/kernel/debug/dsa/ > # ls > switch0 switch1 switch2 > > Each chip directory contains one directory per port: > > # ls -l switch0/ > drwxr-xr-x 2 root root 0 Jan 1 00:00 port0 > drwxr-xr-x 2 root root 0 Jan 1 00:00 port1 > drwxr-xr-x 2 root root 0 Jan 1 00:00 port2 > drwxr-xr-x 2 root root 0 Jan 1 00:00 port5 > drwxr-xr-x 2 root root 0 Jan 1 00:00 port6 > > Future patches will add entry files to these directories. > > Signed-off-by: Vivien Didelot Reviewed-by: Andrew Lunn Andrew