Subject: Re: [RFC][PATCH] net drivers and cache alignment

From: "David S. Miller" <[email-masked]>
Date: Sat, 07 Dec 2002 15:30:45 -0800 (PST)

From: Andrew Morton <[email-masked]>
   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.