From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932154AbXGQIRt (ORCPT ); Tue, 17 Jul 2007 04:17:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752476AbXGQIRh (ORCPT ); Tue, 17 Jul 2007 04:17:37 -0400 Received: from ns2.suse.de ([195.135.220.15]:44384 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752244AbXGQIRe (ORCPT ); Tue, 17 Jul 2007 04:17:34 -0400 Date: Tue, 17 Jul 2007 10:17:24 +0200 From: Bernhard Walle To: Vivek Goyal Cc: kexec@lists.infradead.org, linux-kernel@vger.kernel.org, "Ken'ichi Ohmichi" Subject: Re: Determine version of kernel that produced vmcore Message-ID: <20070717081724.GA16853@suse.de> Mail-Followup-To: Vivek Goyal , kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Ken'ichi Ohmichi 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> <20070717035055.GA4869@in.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070717035055.GA4869@in.ibm.com> User-Agent: Mutt/1.5.16 (2007-06-09) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Vivek Goyal [2007-07-17 05:50]: > > Thinking more about it. These config variables are accessible in user > space in first kernel through sysconf() interface. In that case kexec > can pack required config variables into an ELF note and kernel does not > have to intervene. That's a good point. So we'd only need to aggree on a format for all this information. I think the makedumpfile format is quite good -- instead of inventing another new format. Thanks, Bernhard