On Wed, Jun 06, 2018 at 01:44:02PM +0200, Max Reitz wrote: > Because it's a hack, right. Storing binary data in a qcow2 file, > completely ignoring it in qemu (and being completely unusable to any > potential other users of the qcow2 format[1]) and only interpreting it > somewhere up the stack is a hack.
It's just a first step and it ensures compatibility with old QEMU versions. But down the road I think we will start warning user if the machine type does not match, and possibly even get the type from there if user didn't supply it. -- MST