Re: Bug#477498: general: Unmounting network filesystems solution (for me at least)
> Sound to me like the cifs startup script need to register their pid
> to avoid killall killing them at shutdown. The mechanism is already
> provided by initscripts, now the packages needing it just need to
> use it.
Another alternative is to flag the mounted volume in /etc/fstab using
the _netdev flag, to make sure the volume is umounted by umountnfs.sh
and not umountfs.sh during shutdown.