From: Eric Dumazet <[EMAIL PROTECTED]> Date: Wed, 12 Sep 2007 12:08:45 +0200
> Unfortunatly, there is no equivalent for this one. > This gives on my Opterons a nice "prefetchnta" > > prefetch(addr) is more like __builtin_prefetch(addr, 0, 3) > > I would like to avoid to zap L2 cache with useless data. > > __builtin_prefetch() is included from gcc 3.1 (2002), so every > platform should support it, as linux-2.6 requires gcc 3.2 at least. > > I guess you are going to tell me to first publish a patch to lkml :) Basically, yes :-) You won't be the only person to find this useful. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
