Messages in this thread | | | Date | Thu, 19 May 2016 11:05:21 +0200 | From | Michal Hocko <> | Subject | Re: sharing page cache pages between multiple mappings |
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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
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