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    SubjectRe: [PATCH] coredump_filter: add hugepage core dumping
    Hi

    > That aside, it is not always safe to read a VM_RESERVED area without
    > side-effects.
    >
    > > This patch doesn't change dafault behavior.
    > >
    >
    > I wonder about this and if that is the right thing to do. By default,
    > core dumps include anonymous private and shared memory. Strictly speaking,
    > hugetlbfs is a file-backed mapping but it is always a ram-based file and a
    > private mapping is likely to contain information that would normally be in
    > a private anonymous mapping. It feels like that information should be core
    > dumped by default. Would it be better to
    >
    > 1. Distinguish between private and shared hugetlbfs mappings
    > 2. Default dump MAP_PRIVATE hugetlbfs mappings
    >
    > ?

    make much sense.
    ok, I'll make again under your design.

    Thank you very much.




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