Re: [rfc][patch] store-free path walking

Andi Kleen
2009-10-07T20:35:04Z

Linus Torvalds <torvalds@linux-foundation.org> writes:
>
> Sad. But we do have the added requirement that we want to keep the
> commonly used fields together in the same cacheline, so maybe it's
> unavoidable.

With some strategic prefetches it might be cheap enough to use
two cache lines. Just fetch it with the other.

-Andi
--
ak@linux.intel.com -- Speaking for myself only.