From owner-freebsd-current@FreeBSD.ORG Fri Aug 1 13:13:43 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E85891065672; Fri, 1 Aug 2008 13:13:43 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from server.baldwin.cx (bigknife-pt.tunnel.tserv9.chi1.ipv6.he.net [IPv6:2001:470:1f10:75::2]) by mx1.freebsd.org (Postfix) with ESMTP id 67CC08FC17; Fri, 1 Aug 2008 13:13:43 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from zion.baldwin.cx (zion.baldwin.cx [IPv6:2001:470:1f11:75:2a0:d2ff:fe18:8b38]) (authenticated bits=0) by server.baldwin.cx (8.14.2/8.14.2) with ESMTP id m71DDWhx048786; Fri, 1 Aug 2008 09:13:32 -0400 (EDT) (envelope-from jhb@freebsd.org) From: John Baldwin To: freebsd-current@freebsd.org Date: Fri, 1 Aug 2008 09:01:39 -0400 User-Agent: KMail/1.9.7 References: <64491.1217595198@critter.freebsd.dk> In-Reply-To: <64491.1217595198@critter.freebsd.dk> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200808010901.39545.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (server.baldwin.cx [IPv6:2001:470:1f11:75::1]); Fri, 01 Aug 2008 09:13:33 -0400 (EDT) X-Virus-Scanned: ClamAV 0.93.1/7910/Fri Aug 1 07:14:31 2008 on server.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=4.2 tests=AWL,BAYES_00,NO_RELAYS autolearn=ham version=3.1.3 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on server.baldwin.cx Cc: FreeBSD Arch , Peter Jeremy , Poul-Henning Kamp , Ed Schouten Subject: Re: Reminder: non-mpsafetty drivers to be connected on Sunday X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Aug 2008 13:13:44 -0000 On Friday 01 August 2008 08:53:18 am Poul-Henning Kamp wrote: > In message <20080801124845.GZ1359@server.vk2pj.dyndns.org>, Peter Jeremy > writes > > >On 2008-Aug-01 13:40:53 +0200, Ed Schouten wrote: > >>One of the most important things I forgot to mention: I've attached the > >>patch I'm going to commit. Comments on the patch are very welcome! > > > >This patch just disconnects the majority of the serial drivers from > >the build. Whilst I support the aim of making the TTY subsystem > >MPSAFE, as I've previously stated, IMO, just disconnecting everything > >is not the way forward. > > I got a syntax error on this email Peter, didn't you mean to write: > > "Great work Ed, let me send you some patches" > > > A MPSAFE tty subsystem is infinitely more important than any particular > non-console tty driver. > > If FreeBSD should have digi(4) support in the future somebody should > spend some quality with the driver, instead of stopping Ed from > making much necessary progress. On the other hand, we didn't throw out half the NIC drivers when we did the MPSAFE network stack locking either, we allowed for a transition that gave time for individual drivers to be locked. -- John Baldwin