[Libguestfs] [PATCH virt-v2v 0/2] -o rhv: Wait for the NBD server to exit to avoid race with unmounting
This is an alternative approach to
https://listman.redhat.com/archives/libguestfs/2022-July/029461.html
This doesn't include a timeout. We expect that the NBD servers will
exit when killed, if not it's a serious bug somewhere.
Rich.