-------- Original Message --------

> Checking root's history I find:
>
> 1406  07/01/26 12:04:10 mount -o rw,suid,dev,exec,auto,nouser,async /dev/sdb12 /
> mnt/p12
>
> When I run findmnt I get
>
> └─/mnt/p12                   /dev/sdb12  btrfs
>  rw,relatime,space_cache=v2,subvolid=5,subvol=/

You allude to it later. Defaults

If it was nosuid it would show as that is not the default. I guess it's because
there are many options.

-- 
All the best,
             Kevin Chadwick