On Mon, Jul 16, 2007 at 10:16:54AM +0100, Alan Cox wrote:
> > however the difference is quite small on Core2 and Opteron when working out of
> > cache, and becomes almost insignificant even on P4 when the lock misses cache.
> > trylock is more significantly slower, but they are relatively rare.
>
> This has a 255 processor limit (worst case). That should probably be
> clearly documented for the future.
Yeah good point. I added an #error for it.
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