Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1424452AbWKJWVH (ORCPT ); Fri, 10 Nov 2006 17:21:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1424454AbWKJWVG (ORCPT ); Fri, 10 Nov 2006 17:21:06 -0500 Received: from zeus.pimb.org ([80.68.88.21]:11537 "EHLO zeus.pimb.org") by vger.kernel.org with ESMTP id S1424452AbWKJWVE (ORCPT ); Fri, 10 Nov 2006 17:21:04 -0500 Date: Fri, 10 Nov 2006 22:43:04 +0000 From: Jody Belka To: Oliver Brakmann Cc: Jano , Jiri Slaby , linux-kernel@vger.kernel.org Subject: Re: Problems with mounting filesystems from /dev/hdb (kernel 2.6.18.1) Message-ID: <20061110224304.GP2808@pimb.org> References: <20061109230443.GA4759@news.teleos-web.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20061109230443.GA4759@news.teleos-web.de> User-Agent: Mutt/1.5.6+20040523i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1392 Lines: 31 On Fri, Nov 10, 2006 at 12:04:43AM +0100, Oliver Brakmann wrote: > > +device-mapper: ioctl: 4.7.0-ioctl (2006-06-24) initialised: dm-devel@redhat.com > > +device-mapper: table: 253:0: linear: dm-linear: Device lookup failed > > +device-mapper: ioctl: error adding target to table > > At this point, it looks like something already grabbed hold of /dev/hdb. > Both evms and lvm get started here, right after S25mdadm-raid. > > This is just a hunch, but you might try disabling either of the two. > Also, it might help if you'd post the output of 'fdisk -l /dev/hdb' to > see what's on it. The output of 'pvs' might help, too. > > I have no clue why this error only shows up with the vanilla kernel and > not with the Ubuntu one, though :-/ That i think i can help out with. The last time i took a look at the patches ubuntu applies, one of them was the bd-claim patch. This removes the functionality preventing multiple "owners" of a block device, thereby allowing the use of both traditional partitions and device-mapper on the same disk, something specifically not permitted in the vanilla kernel. J -- Jody Belka knew (at) pimb (dot) org - 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/