On Thu, 2017-07-13 at 17:15 -0400, Jérôme Glisse wrote: > HMM pages (private or public device pages) are ZONE_DEVICE page and > thus need special handling when it comes to lru or refcount. This > patch make sure that memcontrol properly handle those when it face > them. Those pages are use like regular pages in a process address > space either as anonymous page or as file back page. So from memcg > point of view we want to handle them like regular page for now at > least. > > Changed since v2: > - s/host/public > Changed since v1: > - s/public/host > - add comments explaining how device memory behave and why > > Signed-off-by: Jérôme Glisse <[email protected]> > Cc: Johannes Weiner <[email protected]> > Cc: Michal Hocko <[email protected]> > Cc: Vladimir Davydov <[email protected]> > Cc: [email protected] > ---
Acked-by: Balbir Singh <[email protected]>
