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    SubjectRe: [PATCH -V2 1/9] mm: move hugetlbfs region tracking function to common code
    On Thu,  1 Mar 2012 14:46:12 +0530
    "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> wrote:

    > This patch moves the hugetlbfs region tracking function to
    > common code. We will be using this in later patches in the
    > series.
    >
    > ...
    >
    > +struct file_region {
    > + struct list_head link;
    > + long from;
    > + long to;
    > +};

    Both Andrea Righi and John Stultz are working on (more sophisticated)
    versions of file region tracking code. And we already have a (poor)
    implementation in fs/locks.c.

    That's four versions of the same thing floating around the place. This
    is nutty.


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