Chen, Kenneth W wrote:

> Ha, you beat me by one minute. It did cross my mind to use try lock there as
> well, take a look at my version, I think I have a better inner loop.

Actually you *have* to use trylocks I think, because the current runqueue
is already locked.

And why do we lock all siblings in the other case, for that matter? (not
that it makes much difference except on niagara today).

Rolled up patch with everyone's changes attached.

-- 
SUSE Labs, Novell Inc.