On Thu 19-05-16 10:20:13, Miklos Szeredi wrote: > Has anyone thought about sharing pages between multiple files? > > The obvious application is for COW filesytems where there are > logically distinct files that physically share data and could easily > share the cache as well if there was infrastructure for it. FYI this has been discussed at LSFMM this year[1]. I wasn't at the session so cannot tell you any details but the LWN article covers it at least briefly. [1] https://lwn.net/Articles/684826/ -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>