* Zachary Amsden (zach@xxxxxxxxxx) wrote: > No, you don't need to dream up all the possible interface bits ahead of > time. With a la carte interfaces, you can take what you need now, and > add features later. You don't need an ABI for features. You need it > for compatibility. You will need to update the hypervisor ABI. And you > can't force people to upgrade their kernels. How do you support an interface that's not already a part of the ABI w/out changing the kernel?