Subject: Re: [PATCH] atomic: add atomic_inc_not_zero_hint()

From: "Paul E. McKenney" <[email-masked]>
Date: Sat, 13 Nov 2010 14:26:12 -0800

On Fri, Nov 12, 2010 at 01:14:12PM -0600, Christoph Lameter wrote:
> 
> prefetchw() would be too much overhead?

No idea.  Where do you believe that prefetchw() should be added?

							Thanx, Paul