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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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