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

!MAILaRCHIVE_VOTE_RePLACE
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
To: H. Peter Anvin <hpa@...>
Cc: Mike Travis <travis@...>, Jeremy Fitzhardinge <jeremy@...>, Eric W. Biederman <ebiederm@...>, Arjan van de Ven <arjan@...>, Ingo Molnar <mingo@...>, Andrew Morton <akpm@...>, Jack Steiner <steiner@...>, <linux-kernel@...>, Rusty Russell <rusty@...>
Date: Thursday, July 10, 2008 - 5:07 pm

H. Peter Anvin wrote:


i386?

i386 uses 4K mappings. There are just a few cpus supported, there is scarcity of ZONE_NORMAL memory so the per cpu areas really cannot get that big. See the cpu_alloc patchsets for i386.



--
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

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