LVM - How to resize a volume group?

[Dejan Čabrilo]

2008/5/25 Brian Tillman <mailinglists at briantillman.com>:
> Instead of making a new partition on disk, why not create another logical
> volume? You can shrink one of the two logical volumes {root | home} and
> create a new LV for your new partition.

Unfortunately, the OS I need this partition for does not read LV's :(

So I truly do need a new primary partition :(