From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932098AbZACULq (ORCPT ); Sat, 3 Jan 2009 15:11:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932686AbZACUK5 (ORCPT ); Sat, 3 Jan 2009 15:10:57 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:50305 "EHLO gprs189-60.eurotel.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759705AbZACUKz (ORCPT ); Sat, 3 Jan 2009 15:10:55 -0500 Date: Sat, 3 Jan 2009 13:29:50 +0100 From: Pavel Machek To: Randy Dunlap Cc: Linux Kernel Mailing List Subject: Re: defconfigs (x86 defconfig: increase CONFIG_LOG_BUF_SHIFT) Message-ID: <20090103122949.GA1531@ucw.cz> References: <200812282126.mBSLQ48J004583@hera.kernel.org> <49582A61.6040209@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49582A61.6040209@oracle.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun 2008-12-28 17:39:45, Randy Dunlap wrote: > Linux Kernel Mailing List wrote: > > Author: Ingo Molnar > > > > x86 defconfig: increase CONFIG_LOG_BUF_SHIFT > > > > Impact: double the defconfig printk buffer > > > > Booting defconfigs produces more output than 128K so the output is > > truncated - double it to 256K. > > > > Signed-off-by: Ingo Molnar > > --- > > arch/x86/configs/i386_defconfig | 2 +- > > arch/x86/configs/x86_64_defconfig | 2 +- > > 2 files changed, 2 insertions(+), 2 deletions(-) > > > Would someone attempt to explain the current purpose of defconfig files, > please? For machines like spitz (handheld with 64MB ram, arm, and mostly fixed configuration) defconfig is very useful. Its basically impossible to get all the stuff right so that it boots and finds root, otherwise... For generic PC... well something like distro's config is still nice starting point, but... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html