Bug#1017039: 0overlay-root vs 90dmsquash-live

[Laszlo]

Hello,

Some helpful context for this discussion from the current Ubuntu
packaging - 
https://git.launchpad.net/ubuntu/+source/dracut/commit/?id=18ebec86061b1c285b3a1be13d708240b5e8a332

Thanks,
  Laszlo