> I agree with Bret here.
> I can see the Mingo code only a fast entry lockless test , ex :
like i said, it's a fast lockless spinlock. Only the slowpath is affected
by the complexity mentioned before. Whenever we got serious contention on
any spinlock then the solution was not to start worrying about the slow
path, but rather splitting up that spinlock to reduce contention.
-- mingo
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