FreeBSD 6.1 - mount_nullfs broken?

[Viren Patel]

> On Fri, Mar 24, 2006 at 08:05:31AM -0600, Viren Patel
> wrote:
>
>> # umount /export/jails/testjail/dev
>> # mount_nullfs -o ro /export/jails/basejail
>> /export/jails/testjail/basejail
>> mount_nullfs: Operation not supported by device
>>
>> After looking at the dmesg output more closely one
>> discrepancy I found was the second last line:
>>
>> ad6: 238475MB <WDC WD2500JS-55MHB0 02.01C03> at
>> ata3-master SATA300
>>
>> It was definitely SATA150 under FreeBSD 6.0, even after
>> updates. So maybe a problem in the SATA300 driver?
>
> Unlikely.  It looks like you don't have kernel nullfs
> support enabled.
>
> Kris
>

I am using the generic kernel. Looking through /etc there
is nothing regarding enabling nullfs. I also looked at
GENERIC kernel conf file without luck. How do I enable
nullfs?

Viren

Viren