From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from e35.co.us.ibm.com ([32.97.110.153]) by pentafluge.infradead.org with esmtps (Exim 4.63 #1 (Red Hat Linux)) id 1IAPoi-0007XO-1y for kexec@lists.infradead.org; Mon, 16 Jul 2007 13:36:45 +0100 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e35.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id l6GCaXf0015712 for ; Mon, 16 Jul 2007 08:36:33 -0400 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v8.4) with ESMTP id l6GCaXEI132712 for ; Mon, 16 Jul 2007 06:36:33 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l6GCaXMi009444 for ; Mon, 16 Jul 2007 06:36:33 -0600 Date: Mon, 16 Jul 2007 18:06:33 +0530 From: Vivek Goyal Subject: Re: Determine version of kernel that produced vmcore Message-ID: <20070716123633.GA10920@in.ibm.com> References: <20070710120243.GA10121@hmsendeavour.rdu.redhat.com> <20070713200533oomichi@mail.jp.nec.com> <20070713131550.GB10985@suse.de> <20070716041918.GA11390@in.ibm.com> <20070716115707.GA29923@suse.de> <20070716122518.GA10506@in.ibm.com> <20070716122854.GC32519@suse.de> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <20070716122854.GC32519@suse.de> Reply-To: vgoyal@in.ibm.com List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org+dwmw2=infradead.org@lists.infradead.org To: kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Ken'ichi Ohmichi , Bernhard Walle , Dan Aloni On Mon, Jul 16, 2007 at 02:28:54PM +0200, Bernhard Walle wrote: > * Vivek Goyal [2007-07-16 14:25]: > > > > Ok. Now there seems to be two ways for accessing such info. > > - Through global variables > > - Export through ELF notes. > > > > Personally, I like the approach taken by Dan Aloni of exporting required > > info through ELF notes. That seems to be more standard in the sense we > > are not dependent on somebody removing above variable tomorrow. > > > > Dan, are you planning to put the modified patch for discussions on LKML? > > You mean the proposal with the makedumpfile-compatible ELF note? > Although I like that idea, I think Ken'ichi Ohmichi was against it. > Yes, makedumpfile compatible ELF note one. Ken'ichi did not like the idea too much, but I am not sure we discussed his objections in detail. I had also responded with a mail with some of the advantages of ELF note based approach. No response on that. Thanks Vivek _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762840AbXGPMgp (ORCPT ); Mon, 16 Jul 2007 08:36:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755995AbXGPMgf (ORCPT ); Mon, 16 Jul 2007 08:36:35 -0400 Received: from e32.co.us.ibm.com ([32.97.110.150]:37318 "EHLO e32.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754985AbXGPMge (ORCPT ); Mon, 16 Jul 2007 08:36:34 -0400 Date: Mon, 16 Jul 2007 18:06:33 +0530 From: Vivek Goyal To: kexec@lists.infradead.org, linux-kernel@vger.kernel.org, "Ken'ichi Ohmichi" , Bernhard Walle , Dan Aloni Subject: Re: Determine version of kernel that produced vmcore Message-ID: <20070716123633.GA10920@in.ibm.com> Reply-To: vgoyal@in.ibm.com References: <20070710120243.GA10121@hmsendeavour.rdu.redhat.com> <20070713200533oomichi@mail.jp.nec.com> <20070713131550.GB10985@suse.de> <20070716041918.GA11390@in.ibm.com> <20070716115707.GA29923@suse.de> <20070716122518.GA10506@in.ibm.com> <20070716122854.GC32519@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070716122854.GC32519@suse.de> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 16, 2007 at 02:28:54PM +0200, Bernhard Walle wrote: > * Vivek Goyal [2007-07-16 14:25]: > > > > Ok. Now there seems to be two ways for accessing such info. > > - Through global variables > > - Export through ELF notes. > > > > Personally, I like the approach taken by Dan Aloni of exporting required > > info through ELF notes. That seems to be more standard in the sense we > > are not dependent on somebody removing above variable tomorrow. > > > > Dan, are you planning to put the modified patch for discussions on LKML? > > You mean the proposal with the makedumpfile-compatible ELF note? > Although I like that idea, I think Ken'ichi Ohmichi was against it. > Yes, makedumpfile compatible ELF note one. Ken'ichi did not like the idea too much, but I am not sure we discussed his objections in detail. I had also responded with a mail with some of the advantages of ELF note based approach. No response on that. Thanks Vivek