From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756297Ab0E0QLx (ORCPT ); Thu, 27 May 2010 12:11:53 -0400 Received: from enyo.dsw2k3.info ([195.71.86.239]:49694 "EHLO enyo.dsw2k3.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753402Ab0E0QLw (ORCPT ); Thu, 27 May 2010 12:11:52 -0400 Date: Thu, 27 May 2010 18:11:34 +0200 From: Matthias Schniedermeyer To: Christoph Hellwig Cc: Jaswinder Singh Rajput , Sam Ravnborg , Ingo Molnar , Andrew Morton , the arch/x86 maintainers , Linux Kernel Mailing List Subject: Re: config automatically switches from 32-bit to 64-bit for x86 Message-ID: <20100527161134.GA2690@citd.de> References: <20100527154916.GA5585@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100527154916.GA5585@infradead.org> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 27.05.2010 11:49, Christoph Hellwig wrote: > On Thu, May 27, 2010 at 05:37:36AM +0530, Jaswinder Singh Rajput wrote: > > Hello, > > > > I am trying to build 32 bit kernel image on 64-bit machine but after > > 'make menuconfig' it automatically switches 32-bit to 64-bit. > > > > Is this a BUG or did intentionally. > > I think it's intentional, but I'm really annoyed by this behaviour. > I really don't want my config to change from a normal make depending > on uname output. We do have a CONFIG_64BIT in .config which should > be respected. uname output is a good indicator for a previously > unconfigured kernel, but shouldn't change settings for a fully > congigured build. Forgetting the linux32 command happens at least two > dozen times to me everyday, leading to a few lost seconds that add > up in the end. Just use ARCH=x86. That ARCH respects CONFIG_64BIT from .config and "CONFIG_64BIT" is a config-option (the very first in menuconfig) Bis denn -- Real Programmers consider "what you see is what you get" to be just as bad a concept in Text Editors as it is in women. No, the Real Programmer wants a "you asked for it, you got it" text editor -- complicated, cryptic, powerful, unforgiving, dangerous.