Re-Partitioning without Rebooting?

[Andreas Schildbach]

James Gray wrote:

> Is the drive unmounted when you're repartitioning??  If not, then then it 
> will be in use (by the kernel).
>
> If you're trying to repartition the drive that has your root file system 
> then you're out of luck - boot from a Knoppix CD, or something similar, and 
> repartition that way.

That's sad. I hoped that I could avoid rebooten as long as I don't 
change any mounted partitions. Isn't even Windows able to do this? (e.g. 
adding a partition into unpartitioned space while Windows is booted from 
the same disk)

Regards,

Andreas