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From: Howard Chu <hyc@symas.com>
To: davids@webmaster.com
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: pthread_mutex_unlock (was Re: sched_yield() makes OpenLDAP slow)
Date: Fri, 27 Jan 2006 13:23:27 -0800	[thread overview]
Message-ID: <43DA8F4F.50000@symas.com> (raw)
In-Reply-To: <MDEHLPKNGKAHNMBLJOLKMEHJJLAB.davids@webmaster.com>

David Schwartz wrote:
> 	After collecting other opinions from comp.programming.threads, and being
> unable to find other people who considered it reasonable, I've changed my
> opinion. I was far too generous and deferential before.
>   

David, you specifically have been faced with this question before:
http://groups.google.com/group/comp.programming.threads/browse_frm/thread/2184ba84f911d9dd/a6e4f7cf13bbec2d#a6e4f7cf13bbec2d
and you didn't dispute the interpretation then. The wording for 
pthread_mutex_unlock hasn't changed between 2001 and now.

And here:
http://groups.google.com/group/comp.programming.threads/msg/89cc5d600e34e88a?hl=en&

If those statements were incorrect, I have a feeling someone would have 
corrected them at the time. Certainly you can attest to that.
http://groups.google.com/group/comp.programming.threads/msg/d5b2231ca57bb102?hl=en&

Clearly at this point there's nothing to be gained from pursuing this 
any further. The 2.6 kernel has been out for too long; if it were to be 
"fixed" again it would just make life ugly for another group of people, 
and I don't want to write the autoconf tests to detect the 
flavor-of-the-week. We've wasted enough time arguing futilely over it, 
I'll stop.

-- 
  -- Howard Chu
  Chief Architect, Symas Corp.  http://www.symas.com
  Director, Highland Sun        http://highlandsun.com/hyc
  OpenLDAP Core Team            http://www.openldap.org/project/


  reply	other threads:[~2006-01-27 21:23 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-24 22:59 e100 oops on resume Stefan Seyfried
2006-01-24 23:21 ` Mattia Dongili
2006-01-25  9:02   ` Olaf Kirch
2006-01-25 12:11     ` Olaf Kirch
2006-01-25 13:51       ` sched_yield() makes OpenLDAP slow Howard Chu
2006-01-25 14:38         ` Robert Hancock
2006-01-25 17:49         ` Christopher Friesen
2006-01-25 18:26           ` pthread_mutex_unlock (was Re: sched_yield() makes OpenLDAP slow) Howard Chu
2006-01-25 18:59             ` Nick Piggin
2006-01-25 19:32               ` Howard Chu
2006-01-26  8:51                 ` Nick Piggin
2006-01-26 14:15                   ` Kyle Moffett
2006-01-26 14:43                     ` Howard Chu
2006-01-26 19:57                       ` David Schwartz
2006-01-26 20:27                         ` Howard Chu
2006-01-26 20:46                           ` Nick Piggin
2006-01-26 21:32                             ` Howard Chu
2006-01-26 21:41                               ` Nick Piggin
2006-01-26 21:56                                 ` Howard Chu
2006-01-26 22:24                                   ` Nick Piggin
2006-01-27  8:08                                     ` Howard Chu
2006-01-27 19:25                                       ` Philipp Matthias Hahn
2006-02-01 12:31                                       ` Nick Piggin
2006-01-27  4:27                                   ` Steven Rostedt
2006-01-26 21:58                               ` Christopher Friesen
2006-01-27  4:13                               ` Steven Rostedt
2006-01-27  2:16                           ` David Schwartz
2006-01-27  8:19                             ` Howard Chu
2006-01-27 19:50                               ` David Schwartz
2006-01-27 20:13                                 ` Howard Chu
2006-01-27 21:05                                   ` David Schwartz
2006-01-27 21:23                                     ` Howard Chu [this message]
2006-01-27 23:31                                       ` David Schwartz
2006-01-30  8:28                         ` Helge Hafting
2006-01-26 10:38                 ` Nikita Danilov
2006-01-30  8:35                   ` Helge Hafting
2006-01-30 11:13                     ` Nikita Danilov
2006-01-31 23:18                     ` David Schwartz
2006-01-25 21:06             ` Lee Revell
2006-01-25 22:14               ` Howard Chu
2006-01-26  0:16                 ` Robert Hancock
2006-01-26  0:49                   ` Howard Chu
2006-01-26  1:04                     ` Lee Revell
2006-01-26  1:31                       ` Howard Chu
2006-01-26  2:05                 ` David Schwartz
2006-01-26  2:48                   ` Mark Lord
2006-01-26  3:30                     ` David Schwartz
2006-01-26  3:49                       ` Samuel Masham
2006-01-26  4:02                         ` Samuel Masham
2006-01-26  4:53                           ` Lee Revell
2006-01-26  6:14                             ` Samuel Masham
2006-01-26  8:54                 ` Nick Piggin
2006-01-26 14:24                   ` Howard Chu
2006-01-26 14:54                     ` Nick Piggin
2006-01-26 15:23                       ` Howard Chu
2006-01-26 15:51                         ` Nick Piggin
2006-01-26 16:44                           ` Howard Chu
2006-01-26 17:34                             ` linux-os (Dick Johnson)
2006-01-26 19:00                               ` Nick Piggin
2006-01-26 19:14                                 ` linux-os (Dick Johnson)
2006-01-26 21:12                                   ` Nick Piggin
2006-01-26 21:31                                     ` linux-os (Dick Johnson)
2006-01-27  7:06                                       ` Valdis.Kletnieks
2006-01-30  8:44                               ` Helge Hafting
2006-01-30  8:50                                 ` Howard Chu
2006-01-30 15:33                                   ` Kyle Moffett
2006-01-30 13:28                                 ` linux-os (Dick Johnson)
2006-01-30 15:15                                   ` Helge Hafting
2006-01-26 10:44                 ` Nikita Danilov
2006-01-26  0:08             ` Robert Hancock
2006-01-26  1:07         ` sched_yield() makes OpenLDAP slow David Schwartz
2006-01-26  8:30           ` Helge Hafting
2006-01-26  9:01             ` Nick Piggin
2006-01-26 10:50             ` Nikita Danilov
2006-01-25 19:37       ` e100 oops on resume Jesse Brandeburg
2006-01-25 20:14         ` Olaf Kirch
2006-01-25 22:28           ` Jesse Brandeburg
2006-01-26  0:28         ` Jesse Brandeburg
2006-01-26  9:32           ` Pavel Machek
2006-01-26 19:02           ` Stefan Seyfried
2006-01-26 19:09             ` Olaf Kirch
2006-01-28 11:53             ` Mattia Dongili
2006-01-28 19:53               ` Jesse Brandeburg
2006-02-07  6:57                 ` Jeff Garzik
     [not found]           ` <BAY108-DAV111F6EF46F6682FEECCC1593140@phx.gbl>
     [not found]             ` <4807377b0601271404w6dbfcff6s4de1c3f785dded9f@mail.gmail.com>
2006-01-30 17:25               ` Can I do a regular read to simulate prefetch instruction? John Smith
  -- strict thread matches above, loose matches on Subject: below --
2006-01-30 22:01 pthread_mutex_unlock (was Re: sched_yield() makes OpenLDAP slow) linux
2006-01-30 23:37 linux
2006-02-01 17:06 Lee Schermerhorn

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