From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030812AbXCTAjq (ORCPT ); Mon, 19 Mar 2007 20:39:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030814AbXCTAjq (ORCPT ); Mon, 19 Mar 2007 20:39:46 -0400 Received: from smtp.osdl.org ([65.172.181.24]:36902 "EHLO smtp.osdl.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030812AbXCTAjo (ORCPT ); Mon, 19 Mar 2007 20:39:44 -0400 Date: Mon, 19 Mar 2007 17:39:15 -0700 From: Andrew Morton To: Randy Dunlap Cc: linux-kernel@vger.kernel.org, Roland McGrath Subject: Re: 2.6.21-rc3-mm2 Message-Id: <20070319173915.d3f99dee.akpm@linux-foundation.org> In-Reply-To: <20070319172711.1176b3d4.randy.dunlap@oracle.com> References: <20070307201915.4d579113.akpm@linux-foundation.org> <20070319172711.1176b3d4.randy.dunlap@oracle.com> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 19 Mar 2007 17:27:11 -0700 Randy Dunlap wrote: > On Wed, 7 Mar 2007 20:19:15 -0800 Andrew Morton wrote: > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21-rc3/2.6.21-rc3-mm2/ > > > > - This is the same as 2.6.21-rc3-mm1, except Con's CPU scheduler changes > > were dropped. > > > > This is for A/B comparison purposes, and because those changes crashed on > > one test setup. > > I don't quite see why this error is happening. Looks like all > the nested #includes should handle it... > > CONFIG_KEXEC=y > CONFIG_CRASH_DUMP=y > CONFIG_UTRACE=y > # PTRACE=n > # PROC_FS=n > > In file included from arch/x86_64/kernel/crash.c:19: > include/linux/elfcore.h: In function 'elf_core_copy_regs': > include/linux/elfcore.h:103: error: dereferencing pointer to incomplete type > include/linux/elfcore.h:103: error: dereferencing pointer to incomplete type > make[1]: *** [arch/x86_64/kernel/crash.o] Error 1 > make: *** [arch/x86_64/kernel] Error 2 Perhaps it's complaining about undefined pt_regs. But it's there in asm/ptrace.h which is included by linux/ptrace.h. Perhaps there's an include snafu which is causing that inclusion to not work. Dunno. Please send full .config to Roland ;)