virtio_ring: sync the vritio_ring with upstream
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2000425
Build: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=46953458
Tested by me
this is sync for virtio-ring, the other commits for this sync are already merged
Signed-off-by: Cindy Lu lulu@redhat.com
Edited by Cindy Lu