On Wed, Jun 19, 2024 at 08:51:35AM -0300, Jason Gunthorpe wrote: > If you can't agree with the guest_memfd people on how to get there > then maybe you need a guest_memfd2 for this slightly different special > stuff instead of intruding on the core mm so much. (though that would > be sad) Or we're just not going to support it at all. It's not like supporting this weird usage model is a must-have for Linux to start with.