[pve-devel] introduce linked disks

[Dietmar Maurer]

> >>(owner is VM 0). But I am not sure if that is a good idea.
> I didn't have thinked about it.
> 
> I think that the "master" need also too know where the disk is shared.
> Because if we do a snapshot rollback for example, on the "master", we need
> to stop all vms where the disk is shared...
> So do we need to parse all vm configs for this ?

I think we need to disable snapshot/rollback if there is a shared disk? 

Or simply make sure that all VM using that disks are stopped - but that is not easy to implement.