Lockdown adaX numbers to allow booting ?

[O'Connor, Daniel]

> On 14 Oct 2019, at 03:17, Kurt Jaeger <pi at opsec.eu> wrote:
>>> You're probably looking for this:
>>> https://lists.freebsd.org/pipermail/freebsd-fs/2011-March/011036.html
>> 
>> Would glabel solve it?
> 
> The disks are not gpart-formatted, they are used raw.

What file system are they formatted with?
UFS has both labels and IDs which show up in /dev/ufs and /dev/ufsid respectively.

(see the glabel man page)

--
Daniel O'Connor
"The nice thing about standards is that there
are so many of them to choose from."
 -- Andrew Tanenbaum