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    SubjectRe: [rfc] increase struct page size?!
    On Fri, 18 May 2007 13:37:09 -0700
    "Luck, Tony" <tony.luck@intel.com> wrote:

    > > I wonder if there are other uses for the free space?
    >
    > unsigned long moreflags;
    >
    > Nick and Hugh were just sparring over adding a couple (or perhaps 8)
    > flag bits. This would supply 64 new bits ... maybe that would keep
    > them happy for a few more years.
    >
    - page->zone
    free some flags bits and makes page_zone() simple.
    and software (fake) zone for memory control can be added ?
    or

    -page->some_memory_controler ?
    (I don't know whether resource controller people want this or not.)

    -Kame

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