On Tue 02-02-21 15:12:21, David Hildenbrand wrote: [...] > I think secretmem behaves much more like longterm GUP right now > ("unmigratable", "lifetime controlled by user space", "cannot go on > CMA/ZONE_MOVABLE"). I'd either want to reasonably well control/limit it or > make it behave more like mlocked pages. I thought I have already asked but I must have forgotten. Is there any actual reason why the memory is not movable? Timing attacks? -- Michal Hocko SUSE Labs