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

Linus Torvalds
2010-06-09T22:21:34Z

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