Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758010AbXJLNJM (ORCPT ); Fri, 12 Oct 2007 09:09:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754497AbXJLNI5 (ORCPT ); Fri, 12 Oct 2007 09:08:57 -0400 Received: from mail.tmr.com ([64.65.253.246]:45572 "EHLO gaimboi.tmr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754498AbXJLNI4 (ORCPT ); Fri, 12 Oct 2007 09:08:56 -0400 Message-ID: <470F7391.30800@tmr.com> Date: Fri, 12 Oct 2007 09:16:01 -0400 From: Bill Davidsen User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.8) Gecko/20061105 SeaMonkey/1.0.6 MIME-Version: 1.0 To: Oleg Verych CC: Ingo Molnar , Jan Engelhardt , Linux Kernel Mailing List , Dave Jones , Krzysztof Halasa , Medve Emilian-EMMEDVE1 , Helge Deller Subject: Re: "Re: [PATCH 0/2] Colored kernel output (run2)" + "`Subject:' usage" References: <20071006195105.GE22435@flower.upol.cz> <20071006194820.GA30579@elte.hu> <20071006210349.GG22435@flower.upol.cz> <20071007060706.GA18768@elte.hu> <20071007111035.GO22435@flower.upol.cz> In-Reply-To: <20071007111035.GO22435@flower.upol.cz> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1884 Lines: 46 Oleg Verych wrote: > Hallo, Ingo. > > On Sun, Oct 07, 2007 at 08:07:07AM +0200, Ingo Molnar wrote: > > To clarify. `Scrollback' here is *useful* scrollback during early boot > and OOPs (which is absent, AFAIK), "nothing like that" is coloring of the > messages by loglevel. > >> even if it were true (which it isnt), that is not an argument against >> including a useful change that exists now and that people are interested >> in. > > Coloring isn't useful. If it was, it would be implemented ~16 years ago. So anything that wasn't implemented a decade ago is not useful? Virtual machines, software raid, fair scheduling, jumbo packets, SMT/SMP/NUMA support, support for >4GB physical memory on x86, all fluff? > >> (and yes, i have implemented kernel console improvements in the past >> and vga scrollback support was in fact amongst one of my first ever >> Linux kernel hacks so your comment is doubly wrong.) > > This `scrollback' is usual late boot / console one. If fact useful, > until first tty switch or if `screen` cannot be used. But for some > reason if scrolling region (DECSTBM) is less than whole screen, nothing > works. And if width set to odd number of columns > > `stty columns $((80-1))` > > whole output becomes somewhat funny. I think by the time you get up enough to be running ill-advised commands from shell, you are past "early boot." Your comments about scrollback not working right if you break it are hopefully an attempt at humor. -- Bill Davidsen "We have more to fear from the bungling of the incompetent than from the machinations of the wicked." - from Slashdot - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/