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    SubjectRe: [PATCH] Fix a race in pid generation that causes pids to be reused immediately.


    On Wed, 9 Jun 2010, Peter Zijlstra wrote:
    >
    > Isn't: return a - base < b - base, the natural way to express this?

    Quite possibly. I'd worry about the overflow case a bit, but it's
    certainly going to get the right value when base << MAX_INT.

    Linus


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