[libvirt] [PATCH 3/4] Explicitly represent balloon device in XML and handle PCI address

Cole Robinson crobinso at redhat.com
Tue Jul 20 14:39:01 UTC 2010

On 07/20/2010 09:09 AM, Daniel P. Berrange wrote:
> From: Daniel P. Berrange <dan at berrange.com>
> To allow compatability with older QEMU PCI device slot assignment
> it is neccessary to explicitly track the balloon device in the
> XML. This introduces a new device
>    <memballoon model='virtio|xen'/>
> It can also have a PCI address, auto-assigned if neccessary.
> The memballoon will be automatically added to all Xen and QEMU
> guests by default.

Is there a way for users to remove/disable the balloon device? Certainly
doesn't block this patch, but someone is going to ask for it eventually.

- Cole

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