This is needed to ensure that virtio-gpu device works for
non-linux builds.
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
Message-Id: <20210526231429.1045476-5-vivek.kasireddy@intel.com>
[ kraxel: add virtio-gpu-udmabuf.c stubs only when building
system emulation ]
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
