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SubjectRe: [RFC][PATCH] net drivers and cache alignment
"David S. Miller" wrote:
> From: Andrew Morton <>
> Date: Sat, 07 Dec 2002 15:29:16 -0800
> Jeff Garzik wrote:
> > Attached is cut #2. Thanks for all the near-instant feedback so far :)
> > Andrew, does the attached still need padding on SMP?
> It needs padding _only_ on SMP. ____cacheline_aligned_in_smp.
> non-smp machines lack L2 caches? That's new to me :-)
> More seriously, there are real benefits on non-SMP systems.

Then I am most confused. None of these fields will be put under
busmastering or anything like that, so what advantage is there in
spreading them out?
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