From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750716AbXACLej (ORCPT ); Wed, 3 Jan 2007 06:34:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750708AbXACLei (ORCPT ); Wed, 3 Jan 2007 06:34:38 -0500 Received: from e33.co.us.ibm.com ([32.97.110.151]:36993 "EHLO e33.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750716AbXACLei (ORCPT ); Wed, 3 Jan 2007 06:34:38 -0500 Date: Wed, 3 Jan 2007 17:04:30 +0530 From: Vivek Goyal To: linux kernel mailing list Cc: Fastboot mailing list , Morton Andrew Morton , Andi Kleen , "Eric W. Biederman" , Sam Ravnborg Subject: [PATCH 1/4] i386: Fix modpost warning in SMP trampoline code Message-ID: <20070103113430.GF17546@in.ibm.com> Reply-To: vgoyal@in.ibm.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org o MODPOST generates warning for i386 if kernel is compiled with CONFIG_RELOCATABLE=y WARNING: vmlinux - Section mismatch: reference to .init.text:startup_32_smp from .data between 'trampoline_data' (at offset 0xc0519cf8) and 'boot_gdt' o trampoline code/data can go into init section is CPU hotplug is not enabled. Signed-off-by: Vivek Goyal --- arch/i386/kernel/trampoline.S | 5 +++++ 1 file changed, 5 insertions(+) diff -puN arch/i386/kernel/trampoline.S~i386-fix-modpost-warning-in-smp-trampoline-code arch/i386/kernel/trampoline.S --- linux-2.6.20-rc2-mm1-reloc/arch/i386/kernel/trampoline.S~i386-fix-modpost-warning-in-smp-trampoline-code 2007-01-03 11:56:19.000000000 +0530 +++ linux-2.6.20-rc2-mm1-reloc-root/arch/i386/kernel/trampoline.S 2007-01-03 11:56:19.000000000 +0530 @@ -38,6 +38,11 @@ .data +/* We can free up trampoline after bootup if cpu hotplug is not supported. */ +#ifndef CONFIG_HOTPLUG_CPU +.section ".init.data","aw",@progbits +#endif + .code16 ENTRY(trampoline_data) _