Re: Hurd F1 CDs

[Roland McGrath <frob@debian.org>]

> This is probably me.  The cdrom can be mounted with settrans /cdrom
> /hurd/isofs /dev/hd2 and I have managed to umount is by using settrans
> -fg /cdrom followed by settrans -fg /dev/hd2, but I cannot remount it,
> the error is bad superblock.  Any ideas?  Apt-cdrom cannot mount it
> either.  So we are stuck with dselect for F1 at least.

That second command is clearing the passive translator setting on /dev/hd2.
So after that you need to reset it (i.e. what MAKEDEV hd2 does).  You
should use settrans -fga to clear the active translator (aka unmount)
without changing the permanent setting on disk.