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    SubjectRe: [patch 1/2] mm, doc: cleanup and clarify munmap behavior for hugetlb memory
    On Fri, 27 Mar 2015, Eric B Munson wrote:

    > > munmap(2) of hugetlb memory requires a length that is hugepage aligned,
    > > otherwise it may fail. Add this to the documentation.
    > >
    > > This also cleans up the documentation and separates it into logical
    > > units: one part refers to MAP_HUGETLB and another part refers to
    > > requirements for shared memory segments.
    > >
    > > Signed-off-by: David Rientjes <rientjes@google.com>
    > > ---
    >
    > If this is the route we are going to take, this behavoir needs to be
    > called out prominently in the mmap/munmap man page.
    >

    Yeah, that was my next step, but before we get mtk involved I was trying
    to get this merged since man2/mmap.2 already has a
    .I Documentation/vm/hugetlbpage.txt for MAP_HUGETLB so the man page patch
    can simply reference this addition to the file as justification.


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