[Users] Balloon Driver doesn't load

[Itamar Heim]

On 04/25/2012 05:08 PM, David Metcalf wrote:
> The Balloon Driver on Windows 7 isn't starting. I also notice that qemu
> command does not show a balloon flag so I think the device was never
> presented to the guest. How do I get the balloon device to show up?

historically, vdsm disabled it.
now vdsm allows passing it, but engine still doesn't.
so you can either write a small vdsm hook script to manipulate the 
libvirt xml passed by vdsm, or send an engine patch to allow controlling 
the balloon device enablement.