From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756238Ab0EYFjc (ORCPT ); Tue, 25 May 2010 01:39:32 -0400 Received: from mail.comedia.it ([77.93.254.181]:44981 "EHLO maude.comedia.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756156Ab0EYFja (ORCPT ); Tue, 25 May 2010 01:39:30 -0400 X-Greylist: delayed 342 seconds by postgrey-1.27 at vger.kernel.org; Tue, 25 May 2010 01:39:29 EDT Date: Tue, 25 May 2010 07:33:41 +0200 From: Luca Berra To: Kay Sievers Cc: Nikanth Karthikesan , Peter Rajnoha , Milan Broz , Alasdair G Kergon , linux-kernel , Greg Kroah-Hartman , "David S. Miller" , Miklos Szeredi , Chris Mason , Tigran Aivazian , Ian Kent , dm-devel@redhat.com Subject: Re: [dm-devel] add devname module aliases to allow module on-demand auto-loading Message-ID: <20100525053341.GB31345@maude.comedia.it> Mail-Followup-To: Kay Sievers , Nikanth Karthikesan , Peter Rajnoha , Milan Broz , Alasdair G Kergon , linux-kernel , Greg Kroah-Hartman , "David S. Miller" , Miklos Szeredi , Chris Mason , Tigran Aivazian , Ian Kent , dm-devel@redhat.com References: <1274371640.302.5.camel@yio.site> <201005211909.29326.knikanth@suse.de> <20100521182325.GO3991@agk-dp.fab.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 21, 2010 at 08:51:49PM +0200, Kay Sievers wrote: >On Fri, May 21, 2010 at 20:23, Alasdair G Kergon wrote: >> On Fri, May 21, 2010 at 03:55:21PM +0200, Kay Sievers wrote: >>> >> On my box without this patch: >>> >>   dmsetup version >>> >>   Library version:   1.02.42 (2010-01-14) >>> >>   /proc/misc: No entry for device-mapper found >>> >>   Is device-mapper driver missing from kernel? >>> >>   Failure to communicate with kernel device-mapper driver. >> >> (Curiously this is not an issue I remember anyone raising with me as a problem >> before.) I am fairly sure i did report that, i even tried moving the module loading framework from lvm2 to device mapper, but the resulting code sucked too much to submit, the idea was to load device-mapper module, and all target modules on first use. >Because distros go the easy and stupid way and just load everything >they configured as a module. :) That is something to solve, or at >least avoid and hide a bit. In this case we were forced to preload dm-mod to work around the issue ;) > >I think its all covered with this patch. :) But if yo have any better >idea, let us know. what patch? L. -- Luca Berra -- bluca@comedia.it Communication Media & Services S.r.l. /"\ \ / ASCII RIBBON CAMPAIGN X AGAINST HTML MAIL / \