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Re: [RFC 00/15] x86_64: Optimize percpu accesses

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From: Eric W. Biederman
Subject: Re: [RFC 00/15] x86_64: Optimize percpu accesses
Date: Friday, July 11, 2008 - 9:57 am

> x86_64 are small systems? For 64 bit use one would expect 4GB of memory.

Anything over 1G where 32bit runs out of lowmem starts to be a win.
Plus sometimes it just doesn't make sense to use a 32bit kernel.

Expecting 4GB of real memory seems silly.

Eric

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[RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 9:51 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 10:19 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 10:27 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 10:39 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 10:40 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 10:42 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 10:44 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 10:51 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:00 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:02 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:05 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:09 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 11:13 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:14 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 11:22 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 11:26 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:27 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 11:30 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 11:31 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 11:31 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 11:34 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 11:37 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 11:46 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 11:48 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 11:53 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 12:05 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 12:07 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 12:08 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 12:12 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 12:28 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 12:32 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 12:34 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 12:41 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 12:44 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 12:44 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 12:45 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 12:48 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 12:52 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 1:00 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 1:00 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:05 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 1:07 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:09 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:11 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Arjan van de Ven, (Wed Jul 9, 1:14 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 1:15 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 1:18 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 1:22 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Adrian Bunk, (Wed Jul 9, 1:26 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 1:33 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:33 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 1:35 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:35 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Arjan van de Ven, (Wed Jul 9, 1:39 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 1:42 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 1:44 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:46 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:48 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 1:50 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 1:53 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 1:55 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 2:01 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 2:03 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 2:03 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 2:05 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 2:06 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Arjan van de Ven, (Wed Jul 9, 2:10 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 2:12 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Wed Jul 9, 2:12 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 2:16 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 2:16 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 2:20 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 2:23 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Wed Jul 9, 2:25 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 2:26 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 2:36 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 2:37 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Wed Jul 9, 2:39 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 2:41 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 2:47 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 2:55 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 3:10 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 3:22 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 3:23 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 3:32 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 4:20 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 4:36 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Wed Jul 9, 4:54 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Wed Jul 9, 5:19 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 5:23 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Wed Jul 9, 5:24 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 7:14 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 7:26 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 8:26 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 8:42 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 9:22 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 9:24 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 9:25 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 9:33 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 9:35 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 9:39 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 9:45 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 9:47 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:07 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 10:12 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 10:20 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:21 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:25 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 10:26 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 10:31 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:33 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 10:34 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 10:38 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 10:41 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 10:42 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 10:46 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:48 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 10:51 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 10:53 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 10:53 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 10:55 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 10:57 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 11:00 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 11:01 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 11:08 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 11:48 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 11:54 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 12:09 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 12:11 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 12:12 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 12:18 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 12:18 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 12:32 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 12:56 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 1:17 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 1:22 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Ingo Molnar, (Thu Jul 10, 1:24 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 1:25 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 1:51 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 1:52 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 1:54 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Thu Jul 10, 1:58 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 1:58 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 2:03 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 2:05 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Thu Jul 10, 2:07 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 2:11 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 2:22 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 2:26 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 2:29 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 2:33 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 4:37 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 5:12 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 5:14 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 5:42 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 5:55 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 5:58 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Thu Jul 10, 6:39 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Thu Jul 10, 6:41 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Thu Jul 10, 7:57 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Rusty Russell, (Thu Jul 10, 11:59 pm)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Fri Jul 11, 8:32 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Fri Jul 11, 8:36 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Christoph Lameter, (Fri Jul 11, 8:37 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Fri Jul 11, 9:07 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Eric W. Biederman, (Fri Jul 11, 9:57 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, H. Peter Anvin, (Fri Jul 11, 10:10 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Fri Jul 25, 8:49 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Fri Jul 25, 9:08 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Fri Jul 25, 9:46 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Jeremy Fitzhardinge, (Fri Jul 25, 9:58 am)
Re: [RFC 00/15] x86_64: Optimize percpu accesses, Mike Travis, (Fri Jul 25, 11:12 am)