2017-06-06 22:19+0300, Roman Kagan: > Add a test for Hyper-V message and event connections. > > It requires QEMU with the extended test device supporting message end > event connection test modes (recently posted on qemu-devel). On older > QEMU versions it fails. Doesn't QEMU provide a way to detect this feature from the outside (some command line magic) that we could use it to skip the test? Thanks.