> All UFFDIO_COPY/ZEROPAGE/REMAP methods already support CRIU postcopy
> live migration and the UFFD can be passed to a manager process through
> unix domain sockets to satisfy point 5).
Yup :) That's the best (from my POV) point of ufd -- the ability to delegate
the descriptor to some other task
Hello everyone,
This is a RFC for the userfaultfd syscall API v3 that addresses the
feedback received for the previous v2 submit.
The main change from the v2 is that MADV_USERFAULT/NOUSERFAULT
disappeared (they're replaced by the UFFDIO_REGISTER/UNREGISTER
ioctls). In short userfaults are now onl
