From: "David S. Miller" <davem@redhat.com>
To: akpm@digeo.com
Cc: jgarzik@pobox.com, linux-kernel@vger.kernel.org, netdev@oss.sgi.com
Subject: Re: [RFC][PATCH] net drivers and cache alignment
Date: Sat, 07 Dec 2002 15:30:45 -0800 (PST) [thread overview]
Message-ID: <20021207.153045.26640406.davem@redhat.com> (raw)
In-Reply-To: <3DF2844C.F9216283@digeo.com>
From: Andrew Morton <akpm@digeo.com>
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.
next prev parent reply other threads:[~2002-12-07 23:30 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-07 22:37 [RFC][PATCH] net drivers and cache alignment Jeff Garzik
2002-12-07 22:40 ` David S. Miller
2002-12-07 22:46 ` Jeff Garzik
2002-12-07 23:06 ` Jeff Garzik
2002-12-07 23:29 ` Andrew Morton
2002-12-07 23:30 ` David S. Miller [this message]
2002-12-07 23:42 ` Andrew Morton
2002-12-07 23:51 ` Andrew Morton
2002-12-15 18:31 ` Jes Sorensen
2002-12-08 20:00 ` David S. Miller
2002-12-07 23:36 ` Jeff Garzik
2002-12-07 23:37 ` J.A. Magallon
2002-12-07 23:42 ` Jeff Garzik
2002-12-07 23:45 ` Andrew Morton
2002-12-07 23:52 ` J.A. Magallon
2002-12-08 1:14 ` Daniel Jacobowitz
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