With the virtio spec proposal[1], other VMMs (e.g. Qemu) can also make use
of the new features to get a enhancing performance.
[1]https://lkml.org/lkml/2019/12/20/113
Liu Jiang (2):
x86/msi: Enhance x86 to support platform_msi
virtio-mmio: add features for virtio-mmio specification version 3