Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030541AbWHIG1b (ORCPT ); Wed, 9 Aug 2006 02:27:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030542AbWHIG1b (ORCPT ); Wed, 9 Aug 2006 02:27:31 -0400 Received: from mailer.gwdg.de ([134.76.10.26]:50116 "EHLO mailer.gwdg.de") by vger.kernel.org with ESMTP id S1030540AbWHIG13 (ORCPT ); Wed, 9 Aug 2006 02:27:29 -0400 Date: Wed, 9 Aug 2006 08:26:37 +0200 (MEST) From: Jan Engelhardt To: Andi Kleen cc: Keith Owens , linux-kernel@vger.kernel.org Subject: Re: 2.6.18-rc4 warning on arch/x86_64/boot/compressed/head.o In-Reply-To: <200608080455.34702.ak@suse.de> Message-ID: References: <7161.1155005268@kao2.melbourne.sgi.com> <200608080455.34702.ak@suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Report: Content analysis: 0.0 points, 6.0 required _SUMMARY_ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1323 Lines: 22 >> Compiling 2.6.18-rc4 on x86_64 gets this warning. >> >> gcc -Wp,-MD,arch/x86_64/boot/compressed/.head.o.d -nostdinc -isystem /usr/lib64/gcc/x86_64-suse-linux/4.1.0/include -D__KERNEL__ -Iinclude -Iinclude2 -I$KBUILD_OUTPUT/linux/include -include include/linux/autoconf.h -D__ASSEMBLY__ -m64 -traditional -m32 -c -o arch/x86_64/boot/compressed/head.o $KBUILD_OUTPUT/linux/arch/x86_64/boot/compressed/head.S >> ld -m elf_i386 -Ttext 0x100000 -e startup_32 -m elf_i386 arch/x86_64/boot/compressed/head.o arch/x86_64/boot/compressed/misc.o arch/x86_64/boot/compressed/piggy.o -o arch/x86_64/boot/compressed/vmlinux >> ld: warning: i386:x86-64 architecture of input file `arch/x86_64/boot/compressed/head.o' is incompatible with i386 output > >It always gave that since some binutils update long ago. >If you know how to fix it please submit a patch, but as far as I know it's harmless. Why is -m elf_i386 passed to ld? I suppose because this is necessary because AMD64 starts in i386 16-bit real mode? Might try -m elf32-little or -m elf64-little. Jan Engelhardt -- - 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/