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    SubjectRe: [RFC] Tracking mlocked pages and moving them off the LRU
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    On Sun, 2007-02-04 at 23:57 -0800, Christoph Lameter wrote:
    > Hmmm.. I have had no time to test this one yet but I think this should
    > work. It uses the delayed method and a new page flag PageMlocked() with
    > different semantics. Fix for page migration is also included.
    >
    > Patch avoids to put new anonymous mlocked pages on the LRU. Maybe the same
    > could be done for new pagecache pages?
    >
    > I still need a solution for the problem of not having enough page flag
    > bits on i386 NUMA.

    I still don't get why you *really* need such a bit.
    --
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