Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753913AbYFTSkq (ORCPT ); Fri, 20 Jun 2008 14:40:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751422AbYFTSkj (ORCPT ); Fri, 20 Jun 2008 14:40:39 -0400 Received: from gw.goop.org ([64.81.55.164]:48591 "EHLO mail.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751328AbYFTSki (ORCPT ); Fri, 20 Jun 2008 14:40:38 -0400 Message-ID: <485BF9A4.8090404@goop.org> Date: Fri, 20 Jun 2008 11:40:36 -0700 From: Jeremy Fitzhardinge User-Agent: Thunderbird 2.0.0.14 (X11/20080501) MIME-Version: 1.0 To: Mike Travis CC: Christoph Lameter , Linux Kernel Mailing List Subject: Re: [crash, bisected] Re: [PATCH 3/4] x86_64: Fold pda into per cpu area References: <20080604003018.538497000@polaris-admin.engr.sgi.com> <20080604003019.509483000@polaris-admin.engr.sgi.com> <20080605102222.GA21319@elte.hu> <484EF29C.7080100@sgi.com> <485947A8.8060801@goop.org> <4859511E.5050605@sgi.com> <48596315.6020104@goop.org> <48596893.4040908@sgi.com> <485AADAC.3070301@sgi.com> <485AB78B.5090904@goop.org> <485AC120.6010202@sgi.com> <485AC5D4.6040302@goop.org> <485ACA8F.10006@sgi.com> <485ACD92.8050109@sgi.com> <485AD138.4010404@goop.org> <485ADA12.5010505@sgi.com> <485ADC73.60009@goop.org> <485BDB04.4090709@sgi.com> <485BE80E.10209@goop.org> <485BF73C.7010802@sgi.com> In-Reply-To: <485BF73C.7010802@sgi.com> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 721 Lines: 22 Mike Travis wrote: > Yes, it is... The fixup logic is this: > > 0000000000004000 D per_cpu__gdt_page > ffffffff81911000 A __per_cpu_load > > arch/x86/kernel/cpu/common.c: > > DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = { > [GDT_ENTRY_KERNEL_CS] = { { { 0x0000ffff, 0x00cf9a00 } } }, > Aha, you fell into the trap! "common" in this case means "common to 32-bit x86". Or something. But setup_64.c is what you want to be looking at. J -- 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/