From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Fri, 13 Apr 2001 19:53:58 -0500 From: Chris Mason Subject: Re: [reiserfs-list] Re: [linux-lvm] mounting reiserfs snapshot fails Message-ID: <398930000.987209638@tiny> In-Reply-To: <200104140023.f3E0NSIm014650@webber.adilger.int> MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: List-Id: Content-Type: text/plain; charset="us-ascii" To: Andreas Dilger , linux-lvm@sistina.com Cc: reiserfs-list@namesys.com On Friday, April 13, 2001 06:23:28 PM -0600 Andreas Dilger wrote: > Ed Tomlinson writes: >> Using debian sid, 2.4.3-ac5, lvm 0.91 beta7, with the vfs locking >> patch applied I get: >> >> oscar# mount /dev/lv/snap /snap -t reiserfs -oro >> mount: wrong fs type, bad option, bad superblock on /dev/lv/snap, >> or too many mounted file systems >> >> When trying to mount the snap shot. It was created with: >> lvcreate -L 1G -s -n snap /dev/lv/root /dev/hdg1 >> without problems > > Are you sure that the VFS patch is applied, and that the LVM and > reiserfs code was compiled with "enable VFS patch" (whatever it is > called) enabled? That has been a source of problems in the past. > The patch was applied, but you also need to enable it for both the > reiserfs and LVM code. That would be a different error, reiserfs would complain that it found a filesystem, but was unable to mount it because it needed replay and the device was readonly. In this case, the snapshot is not a valid FS at all, even though the source looks fine. I'll upgrade to the latest LVM and try to reproduce... -chris