Subject: Re: netbsd 4.0-beta2 and ext3
To: None <current-users@netbsd.org>
From: Pavel Cahyna <pavel@netbsd.org>
List: current-users
Date: 12/14/2006 01:34:25
On Wed, Dec 13, 2006 at 02:50:53PM +0100, haad wrote:
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> Alexander V. Butenko wrote:
> > Hello,
> > 
> > Today i create a new disk with ext3 and was going to mount it readonly
> > on my netbsd installation.
> > 
> > Here is a problem:
> > 
> > # mount_ext2fs /dev/wd0g /mnt  
> > mount_ext2fs: /dev/wd0g on /mnt: incorrect super block
> > # mount_ext2fs /dev/wd0g /mnt -o ro
> > usage: mount_ext2fs [-o options] special node
> > # mount_ext2fs -o ro /dev/wd0g /mnt 
> > mount_ext2fs: /dev/wd0g on /mnt: incorrect super block
> > 
> As I know we support only ext2 not ext3.

this is wrong because ext3 is backward-compatible, so supporting ext2
automatically means supporting ext3 (but without using the journal).

Pavel