Subject: Re: Route cache performance under stress

From: Andi Kleen <[email-masked]>
Date: Fri, 23 May 2003 11:03:01 +0200

On Fri, 23 May 2003 01:22:05 -0700 (PDT)
"David S. Miller" <[email-masked]> wrote:

> I believe you.
> 
> Then what does that comment above it mean? :-)

I guess it refers to the implementation, not the code.

For pure 2^n you could implement it much more efficiently using ffz()
(not that it really matters of course, most orders are 0)

-Andi