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    SubjectRe: [PATCH -mm] throttle direct reclaim when too many pages are isolated already
    KAMEZAWA Hiroyuki wrote:

    >> Am I overlooking something?
    >>
    > Reclaim from cgorup doesn't come from memory shortage but from
    > "it hits limit". Then, it doen't necessary to reclaim pages from
    > this zone. fallback to other zone is always ok.
    > This will trigger unnecessary wait, I think.

    Fair enough.

    I'll also change the patch so tasks with a fatal signal
    pending will go through congestion_wait at least once,
    to give other tasks a chance to free up memory.

    That should address everybody's concerns.

    --
    All rights reversed.


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