[libvirt] [PATCH 0/5] Add vmport feature (v3)

Martin Kletzander mkletzan at redhat.com
Tue Apr 14 14:27:56 UTC 2015

On Thu, Apr 02, 2015 at 07:02:30PM +0200, Marc-André Lureau wrote:
>The QEMU machine vmport option allows to set the VMWare IO port
>emulation. This emulation is useful for absolute pointer input when the
>guest has vmware input drivers, and is enabled by default for kvm.
>However it is unnecessary for Spice-enabled VM, since the agent already
>handles absolute pointer and multi-monitors. Furthermore, it prevents
>Spice from switching to relative input since the regular ps/2 pointer
>driver is replaced by the vmware driver. It is thus advised to disable
>vmport when using a Spice VM. This will permit the Spice client to
>switch from absolute to relative pointer, as it may be required for
>certain games or applications.
>The following patch series allows to configure the vmport feature.
>The first version sent used a domain attribute, Daniel Berrange
>suggested to use a feature instead. I sent a second version that
>didn't receive reviews. Hopefully this one will stand more chances!

If there is *really* no other way how to check whether qemu supports
the feature (specifying vmport= as part of the machine), ACK series
with two adjustments mentioned per-patch.
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