Comment 69 for bug 1048059

sudo dumpe2fs -h /dev/sda1 | grep 'mount options'
dumpe2fs 1.42.5 (29-Jul-2012)
Default mount options: (none)

On 11/21/2012 10:02 PM, Martin Pitt wrote:
> The ubuntu installer never put the "acl" option into /etc/fstab. On my
> quantal-installed system I have no such option:
>
> $ grep acl /proc/mounts /etc/fstab
> $
>
> I don't see any tune2fs in our installers either. So what I suspect is
> that mkfs enables the option by default these days, but hasn't in the
> past?
>
> My /home file system was created in August 2010, and I get
>
> $ sudo dumpe2fs -h /dev/sda5 | grep 'mount options'
> Default mount options: (none)
>
> while my root partition (which I recreate with every install) has
>
> Default mount options: user_xattr acl
>
> On both file systems I can use ACLs, so the implicit default if the file
> system does not specify an explicit one seems to work correctly. Can
> people who are affected by this please run above command on their root
> file system? (That's the kind of debugging and comparison I would like
> to do with SSH access...)
>
> As a last resort I can still make udisks get along without ACL support,
> but this would be a bad and incomplete workaround for the root problem.
> There's certainly other software which wants ACLs to work, so I'd like
> to get this fixed properly rather.
>