On Thu, Feb 14, 2019 at 5:46 AM Michal Hocko <mhocko@xxxxxxxxxx> wrote: > > On Wed 06-02-19 13:12:59, Dan Williams wrote: > [...] > > * Userfaultfd for file-backed mappings and DAX > > I assume that other topics are meant to be FS track but this one is MM, > right? Yes, but I think it is the lowest priority of all the noted sub-topics in this proposal. The DAX-reflink discussion, where a given physical-page may need to be mapped into multiple inodes at different offsets, might be more fruitful to have as a joint discussion with MM.