Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261174AbTENFCR (ORCPT ); Wed, 14 May 2003 01:02:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261301AbTENFCR (ORCPT ); Wed, 14 May 2003 01:02:17 -0400 Received: from ebiederm.dsl.xmission.com ([166.70.28.69]:7508 "EHLO frodo.biederman.org") by vger.kernel.org with ESMTP id S261174AbTENFCQ (ORCPT ); Wed, 14 May 2003 01:02:16 -0400 To: Andy Pfiffer Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [KEXEC][2.5.69] Re: Updated kexec diffs... References: <3EBA626E.6040205@cyberone.com.au> <20030508121211.532dcbcf.akpm@digeo.com> <3EBC37C4.9090602@cyberone.com.au> <20030509162911.2cd5321e.akpm@digeo.com> <20030509201327.734caf9e.akpm@digeo.com> <20030511121753.7a883afb.akpm@digeo.com> <1052861167.1324.15.camel@andyp.pdx.osdl.net> From: ebiederm@xmission.com (Eric W. Biederman) Date: 13 May 2003 23:11:33 -0600 In-Reply-To: <1052861167.1324.15.camel@andyp.pdx.osdl.net> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.1 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2263 Lines: 56 Andy Pfiffer writes: > On Sun, 2003-05-11 at 17:26, Eric W. Biederman wrote: > > This is my next round of kexec inspired kernel patches. > > > > kexec seems good at reproducing what are otherwise almost > > inaccessible corner cases in the kernel reboot/initialization code paths. > > > > Also available at: > > http://www.xmission.com/~ebiederm/files/kexec/ > > Eric, > > Good news: I have tried your patchset on a 2-way system, and kexec > worked. > > Mixed news: I didn't get any console output after the last printk in > kexec ("Starting new kernel"), nor did I get any console output during > the reboot. Other than that, the system rebooted fine and went > multi-user (complete with graphical login and networking). Strange. Very strange as nothing fundamental changed. The only thing I did was inline use_mm into kexec piece. And to make the cpu shutdown code safe from an interrupt context. > I've got two other systems to test this on, and I'll report when I have > results. I have attached my .config and lspci output for the system I > used. > > I have also loaded your patch set into OSDL's on-line patch manager. > The patch stack I used can be found here: > > APIC changes: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1842 > > i8259 changes: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1843 > > reboot on BSP: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1844 > > hwfixes & x86kexec: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1845 > > For the lazy among us, I have also uploaded a combined patch for 2.5.69 > that includes the four previous patches in one: > http://www.osdl.org/cgi-bin/plm?module=patch_info&patch_id=1846 And Andrew has it in 2.5.69-mm4 and is busy pestering me about compile errors. There needs to be an updated version where all of the appropriate functions have the noreturn attribute. Hopefully I can do a thorough job this weekend, and create some updated patches. Eric - 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/