On Fri, Aug 02, 2024 at 01:30:51PM +0900, Akihiko Odaki wrote: > 4) is the second easiest to implement, but the design of 4) will depend on > whether we will satisfy 2) or 3). In the email I cited earlier, I suggested > an option -use-platform to specify the expectation on the platform. If it is > ever to be implemented, that option can take a special value, "host" to tell > QEMU that it can use any features it finds on the current host. In practice, lots of people would benefit from ability to migrate using host features (checking that hosts are compatibile, as they often are). If we are going to go to great lengths adding new interfaces, I think that would be a really useful thing to address. -- MST