On Thu, Jun 29, 2023, Kai Huang wrote: > But SGX usrespace needs a *exact* address. MAP_FIXED is the only ABI can > guarantee this. Yes, but you're assuming that userspace is sane and robust. It's *very* possible that there exists userspace that doesn't specify MAP_FIXED, but works anyways because their setup doesn't cause conflicts and so the hint is sufficient.
