Re: [LAU] Simple, easy multithreaded circular buffer library for Linux?

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From: Paul Davis <paul@...>

To: Joern Nettingsmeier <nettings@...>

Cc: A list for linux audio users <linux-audio-user@...>

Subject: Re: [LAU] Simple, easy multithreaded circular buffer library for Linux?

Date: Saturday, October 18, 2008 - 8:08 pm

On Sat, 2008-10-18 at 19:13 +0200, Joern Nettingsmeier wrote:

quoted text

> Paul Davis wrote:
> > The test that Olivier has written is essentially a no-op on a
> > uniprocessor x86 system, because there are no cache coherency issues.
> > The code *is* thread safe on a uniprocessor because of the logic above,
> > not because we rely on instruction reordering/memory barrier processor
> > behaviour.
>
> i haven't thought much about this issue, but the fact that i got a
> failure on an uniprocessor athlon64 seems to contradict your statement:

in which case i should shut up now, since this implies that i don't know
enough about what is going on here.

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Re: [LAU] Simple, easy multithreaded circular buffer library..., Kjetil S. Matheussen, (Tue Oct 14, 4:39 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Tue Oct 14, 9:01 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Wed Oct 15, 6:10 am)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Wed Oct 15, 11:03 am)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Wed Oct 15, 11:19 am)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Wed Oct 15, 11:49 am)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 12:13 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Fri Oct 17, 12:47 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Coccoli, (Fri Oct 17, 12:56 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 5:20 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Joern Nettingsmeier, (Fri Oct 17, 6:02 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Coccoli, (Fri Oct 17, 6:33 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Sat Oct 18, 4:47 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Sat Oct 18, 6:50 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Sat Oct 18, 8:57 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Sat Oct 18, 9:36 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Joern Nettingsmeier, (Sat Oct 18, 5:08 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Sat Oct 18, 8:08 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Fri Oct 17, 8:15 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Fri Oct 17, 6:17 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Joern Nettingsmeier, (Fri Oct 17, 7:22 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Fri Oct 17, 8:02 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Joern Nettingsmeier, (Fri Oct 17, 10:32 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 6:37 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Fri Oct 17, 8:12 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Coccoli, (Fri Oct 17, 5:32 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 5:45 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 2:39 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Ken Restivo, (Sat Oct 18, 6:17 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Sun Oct 19, 11:03 am)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Brad Fuller, (Fri Oct 17, 6:49 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., rob, (Fri Oct 17, 5:20 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., rob, (Fri Oct 17, 5:30 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 5:35 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Pieter Palmers, (Fri Oct 17, 5:03 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Rui Nuno Capela, (Fri Oct 17, 4:33 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., hermann meyer, (Fri Oct 17, 4:07 pm)

[LAU] [LAA] [ANN] guitarix release guitarix2-0.21.0, hermann, (Tue Jan 17, 6:48 am)

[LAU] [LAA] gxtuner-1.6 update, hermann, (Sun Dec 11, 8:20 am)

Re: [LAU] [LAD] gxtuner-1.6 update, hermann, (Wed Dec 14, 1:29 pm)

[LAU] gxtuner-1.5 released, hermann, (Fri Dec 9, 11:17 am)

Re: [LAU] [LAD] gxtuner-1.5 released, Jostein Chr. Andersen, (Fri Dec 9, 2:43 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, hermann, (Fri Dec 9, 3:30 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, Jostein Chr. Andersen, (Fri Dec 9, 8:28 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, Gerhard Zintel, (Sat Dec 10, 12:17 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, Jostein Chr. Andersen, (Sat Dec 10, 11:14 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, Jostein Chr. Andersen, (Sat Dec 10, 11:07 pm)

Re: [LAU] [LAD] gxtuner-1.5 released, hermann, (Fri Dec 9, 9:29 pm)

[LAU] [LAA] [ANN] guitarix release guitarix2-0.19.0, hermann, (Mon Oct 10, 7:28 am)

[LAU] [LAA] [ANN] guitarix release guitarix2-0.18.0, hermann, (Tue Aug 9, 5:22 pm)

Re: [LAU] [LAA] [ANN] guitarix release guitarix2-0.18.0, Jeremy Jongepier, (Tue Sep 6, 11:23 am)

Re: [LAU] [LAA] [ANN] guitarix release guitarix2-0.18.0, hermann, (Fri Sep 16, 6:00 am)

[LAU] update release gxtuner-1.3, hermann, (Thu Jul 28, 7:56 am)

[LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Sun Jul 24, 11:12 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, R.Wolff, (Mon Jul 25, 11:12 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Mon Jul 25, 5:54 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, allcoms, (Wed Jul 27, 10:08 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 11:06 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, allcoms, (Wed Jul 27, 2:33 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 6:04 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 2:54 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, Fons Adriaensen, (Wed Jul 27, 10:13 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 11:19 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, Fons Adriaensen, (Wed Jul 27, 11:58 am)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 12:49 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, Fons Adriaensen, (Wed Jul 27, 2:21 pm)

Re: [LAU] [LAA] [ANN] release gxtuner-1.0, hermann, (Wed Jul 27, 3:14 pm)

[LAU] [LAA] [ANN] guitarix release guitarix2-0.17.0, hermann, (Fri Jul 8, 7:07 am)

Re: [LAU] [LAA] [ANN] guitarix release guitarix2-0.17.0, Alexandre Prokoudine, (Sat Jul 9, 6:50 pm)

Re: [LAU] [LAA] [ANN] guitarix release guitarix2-0.17.0, hermann, (Mon Jul 11, 6:31 pm)

[LAU] [LAA] [ANN] guitarix release guitarix2-0.15.0, hermann, (Wed Jun 8, 6:10 pm)

[LAU] [LAD] [LAA] [ANN] guitarix bug fix release guitarix2-0..., hermann, (Thu Jun 9, 6:13 am)

[LAU] [LAA] [ANN] guitarix update release gx_head-0.14.0, hermann, (Sun Apr 10, 8:46 am)

[LAU] [LAA] [ANN] guitarix update release gx_head-0.13.0, hermann, (Tue Feb 8, 4:58 am)

[LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Fri Jan 14, 8:36 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Kris C, (Sun Jan 16, 8:28 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Mon Jan 17, 11:13 am)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Mark Knecht, (Sun Jan 16, 6:31 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Sun Jan 16, 8:22 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Ivan Tarozzi, (Sun Jan 16, 7:04 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Ivan Tarozzi, (Sun Jan 16, 6:18 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, jy, (Mon Jan 17, 8:49 am)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Ivan Tarozzi, (Mon Jan 17, 1:35 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Tue Jan 18, 6:53 am)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Sun Jan 16, 8:04 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Jeremy Jongepier, (Sun Jan 16, 10:08 am)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Sun Jan 16, 11:48 am)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, Steiny, (Sun Jan 16, 5:51 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Sun Jan 16, 8:08 pm)

Re: [LAU] [LAA] [ANN] guitarix released gx_head, hermann, (Sun Jan 16, 8:25 pm)

[LAU] [LAA] [ANN] guitarix-0.10.0 released, hermann, (Sun Jul 11, 4:45 am)

[LAU] [LAA] [ANN] guitarix-0.09.0 release 'Multi', hermann, (Sun Jun 6, 4:48 pm)

Re: [LAU] [LAD] [LAA] [ANN] guitarix-0.09.0 release 'Multi', Julien Claassen, (Sun Jun 6, 4:55 pm)

Re: [LAU] [LAD] [LAA] [ANN] guitarix-0.09.0 release 'Multi', hermann, (Sun Jun 6, 5:27 pm)

[LAU] guitarix-0.08.0 release 'Rockers', hermann, (Fri May 14, 2:44 pm)

[LAU] [LAA] [ANN] guitarix-0.07.0 release 'reloaded', hermann, (Sun Mar 28, 2:14 pm)

[LAU] [LAA] [ANN] guitarix-0.06.0 bugfix release, hermann, (Thu Feb 18, 8:08 pm)

[LAU] [LAA] [ANN] guitarix-0.05.9-1 release, hermann, (Thu Feb 18, 6:11 am)

[LAU] [LAA] [ANN] guitarix-0.05.6-1 released, hermann, (Fri Jan 1, 11:44 am)

[LAU] [LAA] [ANN] guitarix-0.05.2-1 released, hermann, (Sun Dec 13, 10:45 am)

[LAU] [LAA] [ANN] guitarix-0.05.3-1 quick release, hermann, (Wed Dec 2, 3:57 pm)

[LAU] [LAA] [ANN] guitarix-0.05.2-1 released, hermann, (Mon Nov 30, 12:44 pm)

Re: [LAU] [LAA] [ANN] guitarix-0.05.2-1 released, Hartmut Noack, (Thu Dec 3, 1:05 pm)

Re: [LAU] [LAA] [ANN] guitarix-0.05.2-1 released, hermann, (Thu Dec 3, 7:39 pm)

[LAU] [ANN] guitarix-0.05.1-1 released, hermann, (Mon Oct 26, 7:52 am)

[LAU] [LAA] [ANN] guitarix-0.05.0-1 released, hermann, (Mon Jul 27, 8:14 am)

[LAU] [LAA] [ANN] guitarix-0.04.6-1 release, hermann meyer, (Wed Jun 24, 3:03 pm)

Re: [LAU] [LAA] [ANN] guitarix-0.04.6-1 release, Dragan Noveski, (Wed Jun 24, 3:49 pm)

Re: [LAU] [LAA] [ANN] guitarix-0.04.6-1 release, hermann meyer, (Wed Jun 24, 4:22 pm)

[LAU] [ANN] guitarix-0.03.9-1 bugfix release, hermann meyer, (Thu Mar 26, 7:52 pm)

[LAU] [ANN] guitarix release version 0.03.8-1, hermann meyer, (Wed Mar 18, 7:00 pm)

[LAU] [ANN] guitarix third release, hermann meyer, (Sun Nov 23, 5:19 pm)

Re: [LAU] [ANN] guitarix third release, Dragan Noveski, (Tue Nov 25, 1:18 pm)

Re: [LAU] [ANN] guitarix third release, hermann meyer, (Tue Nov 25, 2:34 pm)

Re: [LAU] [ANN] guitarix third release, Dragan Noveski, (Wed Nov 26, 2:07 am)

[LAU] [ANN] guitarix second release, hermann meyer, (Sun Nov 2, 3:35 pm)

Re: [LAU] [ANN] guitarix second release, David Baron, (Sun Nov 2, 6:39 pm)

Re: [LAU] [ANN] guitarix second release, Fons Adriaensen, (Sun Nov 2, 8:18 pm)

Re: [LAU] [ANN] guitarix second release, hermann meyer, (Sun Nov 2, 6:52 pm)

Re: [LAU] [ANN] guitarix second release, Dragan Noveski, (Sun Nov 2, 4:41 pm)

Re: [LAU] [ANN] guitarix second release, hermann meyer, (Sun Nov 2, 4:58 pm)

Re: [LAU] [ANN] guitarix second release, Dragan Noveski, (Sun Nov 2, 5:44 pm)

Re: [LAU] [ANN] guitarix second release, Julien Claassen, (Sun Nov 2, 3:59 pm)

Re: [LAU] [ANN] guitarix second release, hermann meyer, (Sun Nov 2, 4:35 pm)

Re: [LAU] [ANN] guitarix second release, Julien Claassen, (Sun Nov 2, 6:30 pm)

Re: [LAU] [ANN] guitarix second release, Darren Landrum, (Sun Nov 2, 3:53 pm)

Re: [LAU] [ANN] guitarix second release, hermann meyer, (Sun Nov 2, 4:30 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Joern Nettingsmeier, (Fri Oct 17, 3:38 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Kjetil S. Matheussen, (Fri Oct 17, 3:01 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Olivier Guilyardi, (Fri Oct 17, 3:16 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Kjetil S. Matheussen, (Fri Oct 17, 3:31 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Paul Davis, (Fri Oct 17, 1:03 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Fons Adriaensen, (Fri Oct 17, 1:46 pm)

Re: [LAU] Simple, easy multithreaded circular buffer library..., Kjetil S. Matheussen, (Fri Oct 17, 12:26 pm)