On Wed 31-05-17 12:08:45, Mike Rapoport wrote: > On Tue, May 30, 2017 at 12:39:30PM +0200, Michal Hocko wrote: [...] > > Also do you expect somebody else would use new madvise? What would be the > > usecase? > > I can think of an application that wants to keep 4K pages to save physical > memory for certain phase, e.g. until these pages are populated with very > few data. After the memory usage increases, the application may wish to > stop preventing khugepged from merging these pages, but it does not have > strong inclination to force use of huge pages.
Well, is actually anybody going to do that? -- Michal Hocko SUSE Labs
