Stephen Hemminger wrote:
>There is a single instruction on i386 to find largest set bit;
>so it makes sense to use it (like we use bfs for ffs()).
>
>
Interesting, I thought this had already been done:
http://lkml.org/lkml/2003/1/28/296
http://lkml.org/lkml/2003/4/29/173
Pádraig.
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