Mounting ZVOLs automatically at boot time

[Vlad GALU]

On Wed, May 27, 2009 at 1:03 PM, Pawel Jakub Dawidek <pjd at freebsd.org> wrote:
> On Wed, May 27, 2009 at 12:55:37PM +0300, Vlad GALU wrote:
>> On Wed, May 27, 2009 at 12:29 PM, Vlad GALU <dudu at dudu.ro> wrote:
>> > On Wed, May 27, 2009 at 12:25 PM, Pawel Jakub Dawidek <pjd at freebsd.org> wrote:
>> >> On Wed, May 27, 2009 at 10:02:43AM +0300, Vlad GALU wrote:
>> >>> Hello, is there a way to do $subj? rc.d/zfs only takes care of
>> >>> regular, ZFS, volumes. I have a ZVOL holding an UFS2 fs inside my ~,
>> >>> which I need for extattrs, I'd also like to have it mounted
>> >>> automatically at boot time.
>> >>
>> >> ZFS can only make ZVOLs visible automatically (by running zfs volinit)
>> >> and it does that. If you have a file system in there you need to add it
>> >> to /etc/fstab.
>> >>
>> >
>> > Hi Pawel,
>> > Well,  I did so, but at the time fstab is parsed the rc.d/zfs script
>> > hasn't issued "zfs volinit" yet, so mounting fails. I had to mark it
>> > as noauto and mount it by hand, later on.
>> >
>>
>> Hm, I've rebooted to test this and still doesn't work, there's no
>> /dev/zvol/ at that time.
>
> Can you try if adding 'late' to mount options in /etc/fstab will make it
> work?

I've just tried that, it behaves the same (fsck reporting an (unknown
error)) regardless of the flags set in fstab. After prompting me to
choose a shell, remounting the / partition in rw mode and mounting all
other partitions, then resuming the boot sequence, it did mount the
ZVOL.