From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751297AbWGHF16 (ORCPT ); Sat, 8 Jul 2006 01:27:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751298AbWGHF16 (ORCPT ); Sat, 8 Jul 2006 01:27:58 -0400 Received: from xenotime.net ([66.160.160.81]:37768 "HELO xenotime.net") by vger.kernel.org with SMTP id S1751297AbWGHF16 (ORCPT ); Sat, 8 Jul 2006 01:27:58 -0400 Date: Fri, 7 Jul 2006 22:30:43 -0700 From: "Randy.Dunlap" To: "Jon Smirl" Cc: linux-kernel@vger.kernel.org, alan@lxorguk.ukuu.org.uk Subject: Re: Opinions on removing /proc/tty? Message-Id: <20060707223043.31488bca.rdunlap@xenotime.net> In-Reply-To: <9e4733910607071956q284a2173rfcdb2cfe4efb62b4@mail.gmail.com> References: <9e4733910607071956q284a2173rfcdb2cfe4efb62b4@mail.gmail.com> Organization: YPO4 X-Mailer: Sylpheed version 2.2.6 (GTK+ 2.8.3; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 7 Jul 2006 22:56:51 -0400 Jon Smirl wrote: > Does anyone use the info in /proc/tty? The hard coded device names > aren't compatible with udev's ability to rename things. > > There also doesn't appear to be any useful info in the drivers portion > that isn't already available in sysfs. I can add some code to make a > list of registered line disciplines appear in sysfs. > > Does anyone have a problem with deleting /proc/tty if ldisc enum > support is added to sysfs? > > [root@jonsmirl tty]# cat drivers > /dev/tty /dev/tty 5 0 system:/dev/tty > /dev/console /dev/console 5 1 system:console > /dev/ptmx /dev/ptmx 5 2 system > /dev/vc/0 /dev/vc/0 4 0 system:vtmaster > serial /dev/ttyS 4 64-67 serial > pty_slave /dev/pts 136 0-1048575 pty:slave > pty_master /dev/ptm 128 0-1048575 pty:master > unknown /dev/tty 4 1-63 console > [root@jonsmirl tty]# > > [root@jonsmirl tty]# cat ldiscs > n_tty 0 Hi, I don't know how well this is an answer to your question, but I would like to be able to find a list of registered "consoles," whether they be serial, usbserial, netconsole, lp, or whatever. /proc/tty/drivers does that partially. I have a patch that also does it in /proc/consoles: http://www.xenotime.net/linux/patches/consoles-list.patch Is somewhere in /sys the right place to find a list of all consoles? Thanks, --- ~Randy