[libvirt] [PATCH] docs: document how to disable memballoon

[Laine Stump]

  On 10/15/2010 03:37 PM, Eric Blake wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=623903 documents a qemu
> bug that causes libvirt to hang if virt-manager happens to be
> querying balloon info when a guest is paused.  Until the qemu bug
> is fixed, people need to know how to avoid the issue.
>
> * docs/formatdomain.html.in (Memory balloon device): Mention
> model='none'.
> ---
>   docs/formatdomain.html.in |    3 +++
>   1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index 8ec7446..a4821e1 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -1646,6 +1646,9 @@ qemu-kvm -net nic,model=? /dev/null
>         need to explicitly add this element in the guest XML unless a
>         specific PCI slot needs to be assigned.
>         <span class="since">Since 0.8.3, Xen, QEMU and KVM only</span>
> +      Additionally,<span class="since">since 0.8.4</span>, if the
> +      memballoon device needs to be explicitly disabled,
> +<code>model='none'</code>  may be used.
>       </p>
>
>       <p>

ACK. These instructions worked for me.