On Tue 11-07-17 09:16:12, Michal Hocko wrote: > On Tue 11-07-17 08:56:04, Vlastimil Babka wrote: [...] > > It doesn't explain why it's redundant, indeed. Unfortunately, the commit > > f106af4e90ea ("fix checks for expand-in-place mremap") which added this, > > also doesn't explain why it's needed. > > Because it doesn't do anything AFAICS.
Well, it does actually. I have missed security_mmap_addr hook. -- Michal Hocko SUSE Labs