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From: Richard Stallman <rms@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: Are there plans for a multi-threaded Emacs?
Date: Wed, 03 Dec 2003 12:16:49 -0500	[thread overview]
Message-ID: <E1ARacL-0004cw-CJ@fencepost.gnu.org> (raw)
In-Reply-To: <4nad6cikxy.fsf@holmes.bwh.harvard.edu> (message from Ted Zlatanov on Mon, 01 Dec 2003 11:04:09 -0500)

    I think migrating Emacs towards a threading model is possible:

    - start with all primitive or ELisp functions assumed NOT thread-safe

    - allow threads to run, but any access to a function needs to be
      synchronous.  At first, this will effectively make threads simple
      switched tasks, and will probably make Emacs slower.

Many sections of Lisp code would need to have locking in order
to run correctly with multiple threads.  For instance, everything
of the form

  (setq global-list (cons foo global-list))

would need locking.

  parent reply	other threads:[~2003-12-03 17:16 UTC|newest]

Thread overview: 133+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-16 21:46 Are there plans for a multi-threaded Emacs? Frank Schmitt
2003-11-17  0:49 ` Alex Schroeder
2003-11-17  4:06   ` Dhruva Krishnamurthy
2003-11-17  4:29     ` Miles Bader
2003-11-30 16:36       ` Kai Grossjohann
2003-11-30 18:01         ` Vinicius Jose Latorre
2003-11-30 18:39           ` Kai Grossjohann
2003-11-30 18:12         ` Benjamin Riefenstahl
2003-11-30 19:40         ` Nic Ferrier
2003-12-01 16:04         ` Ted Zlatanov
2003-12-02 14:45           ` Ted Lemon
2003-12-02 15:48             ` Per Abrahamsen
2003-12-02 17:18               ` David Kastrup
2003-12-03 12:38                 ` Per Abrahamsen
2003-12-02 17:27               ` Stefan Monnier
2003-12-02 18:53                 ` Simon Josefsson
2003-12-03 13:03                   ` Per Abrahamsen
2003-12-02 17:44             ` Ted Zlatanov
2003-12-03 17:16           ` Richard Stallman [this message]
2003-12-03 17:58             ` Ted Zlatanov
2003-12-03 23:38               ` Martin Stjernholm
2003-12-04 13:05                 ` Ted Zlatanov
2003-12-04 14:07                   ` David Kastrup
2003-12-04 14:58                     ` Nic Ferrier
2003-12-04 15:44                       ` David Kastrup
2003-12-04 16:17                     ` Kim F. Storm
2003-12-04 15:58                       ` Nic Ferrier
2003-12-04 16:26                         ` non-blocking sockets (was Re: Are there plans for a multi-threaded Emacs?) Nic Ferrier
2003-12-05 11:35                           ` Kim F. Storm
2003-12-04 19:55                       ` Are there plans for a multi-threaded Emacs? Ted Zlatanov
2003-12-04 20:30                         ` Stefan Monnier
2003-12-04 20:58                           ` Ted Zlatanov
2003-12-04 22:49                             ` Stefan Monnier
2003-12-05 12:17                               ` Ted Zlatanov
2003-12-05 13:06                                 ` Thien-Thi Nguyen
2003-12-05 14:44                                 ` David Kastrup
2003-12-07 23:55                                 ` Stefan Monnier
2003-12-08 16:54                                   ` Ted Zlatanov
2003-12-08 17:09                                     ` David Kastrup
2003-12-08 18:10                                       ` Ted Zlatanov
2003-12-08 22:02                                       ` Martin Stjernholm
2003-12-08 18:25                                     ` What's the problem? (Was: Are there plans for a multi-threaded Emacs?) Luke Gorrie
2003-12-08 19:56                                       ` Ted Zlatanov
2003-12-08 20:56                                         ` David Kastrup
2003-12-08 22:09                                           ` Martin Stjernholm
2003-12-08 21:01                                         ` Stefan Monnier
2003-12-08 19:57                                       ` What's the problem? Simon Josefsson
2003-12-09 23:45                                         ` Juri Linkov
2003-12-10  0:58                                           ` Simon Josefsson
2003-12-10  4:35                                             ` Miles Bader
2003-12-10  5:38                                               ` Simon Josefsson
2003-12-10  5:51                                                 ` Miles Bader
2003-12-10  6:34                                                   ` Simon Josefsson
2003-12-10  7:19                                                     ` Miles Bader
2003-12-11 14:12                                                       ` Stefan Monnier
2003-12-11 23:09                                                         ` Miles Bader
2003-12-12 23:55                                                         ` Richard Stallman
2003-12-13 16:11                                                           ` Eli Zaretskii
2003-12-13 17:29                                                             ` Jan D.
2003-12-13 17:35                                                             ` David Kastrup
2003-12-14  6:17                                                               ` Eli Zaretskii
2003-12-14 11:55                                                                 ` David Kastrup
2003-12-14 14:27                                                                   ` Eli Zaretskii
2003-12-14 10:18                                                             ` Richard Stallman
2003-12-10  8:18                                                     ` Eli Zaretskii
2003-12-11 14:45                                                       ` Richard Stallman
2003-12-10 15:36                                                 ` Ted Zlatanov
2003-12-11  1:46                                                   ` Miles Bader
2003-12-12 23:54                                                     ` Richard Stallman
2003-12-11 18:39                                                 ` Ted Zlatanov
2003-12-11 18:48                                                 ` Ted Zlatanov
2003-12-12  3:27                                                   ` Luke A. Olbrish
2003-12-12  3:57                                                     ` Miles Bader
2003-12-13 15:17                                                       ` Richard Stallman
2003-12-13  4:08                                                 ` Miles Bader
2003-12-13 23:14                                                   ` Richard Stallman
2003-12-14 13:12                                                   ` Emacs kill buffer Camm Maguire
2003-12-09 19:28                                       ` What's the problem? (Was: Are there plans for a multi-threaded Emacs?) Ted Zlatanov
2003-12-09 22:02                                         ` David Kastrup
2003-12-10  0:13                                           ` Stefan Monnier
2003-12-10  1:41                                             ` David Kastrup
2003-12-10  2:49                                               ` Stefan Monnier
2003-12-12  0:44                                                 ` Martin Stjernholm
2003-12-10  0:45                                           ` Martin Stjernholm
2003-12-10  2:55                                             ` Stefan Monnier
2003-12-09 19:32                                       ` Ted Zlatanov
2003-12-09 22:13                                         ` Stefan Monnier
2003-12-10 15:16                                       ` Ted Zlatanov
     [not found]                                         ` <E1AUS6B-0006KH-Hq@fencepost.gnu.org>
     [not found]                                           ` <4ny8tjryy8.fsf@collins.bwh.harvard.edu>
     [not found]                                           ` <4nn09xm68c.fsf@collins.bwh.harvard.edu>
2003-12-13 23:15                                             ` What's the problem? Richard Stallman
2003-12-14  3:21                                               ` Martin Stjernholm
2003-12-05  8:58                             ` Are there plans for a multi-threaded Emacs? Thien-Thi Nguyen
2003-12-05 11:58                               ` Ted Zlatanov
2003-12-05 12:12                               ` Ted Zlatanov
2003-12-05 20:37                                 ` Luke A. Olbrish
2003-12-05 21:45                                   ` Ted Zlatanov
2003-12-08  0:10                                   ` Stefan Monnier
2003-12-08  1:26                                     ` Luke A. Olbrish
2003-12-04 17:22                   ` Martin Stjernholm
2003-12-04 18:01                     ` David Kastrup
2003-12-04 18:31                       ` Martin Stjernholm
2003-12-04 19:26                         ` David Kastrup
2003-12-04 22:05                           ` Martin Stjernholm
2003-12-04 20:18                     ` Ted Zlatanov
2003-12-04 23:00                       ` Martin Stjernholm
2003-12-05 12:06                         ` Ted Zlatanov
2003-12-05 13:16                           ` Martin Stjernholm
2003-12-05 21:30                             ` Ted Zlatanov
2003-12-05 14:46                           ` David Kastrup
2003-12-05 15:07                             ` Martin Stjernholm
2003-12-05 13:56                       ` Benjamin Riefenstahl
2003-12-05 21:33                         ` non-blocking auto-save (was: Are there plans for a multi-threaded Emacs?) Ted Zlatanov
2003-12-03 20:01             ` Are there plans for a multi-threaded Emacs? Nic Ferrier
2003-12-03 20:29               ` Stefan Monnier
2003-12-03 21:42                 ` Robert J. Chassell
2003-12-04  7:33                   ` Richard Stallman
2003-12-04 15:37                     ` Stefan Monnier
2003-12-04 18:06                       ` Thien-Thi Nguyen
2003-12-04  7:33                 ` Richard Stallman
2003-12-04 13:14                   ` Ted Zlatanov
2003-12-04 15:41                   ` Stefan Monnier
2003-12-06 20:58       ` Kai Grossjohann
2003-12-07  0:15         ` Thien-Thi Nguyen
2003-12-07 14:52           ` Kai Grossjohann
2003-12-07 16:58             ` Thien-Thi Nguyen
2003-12-07  4:16         ` Martin Stjernholm
2003-12-07 14:53           ` Kai Grossjohann
2003-12-07 23:00             ` Martin Stjernholm
2003-11-17 19:31 ` Richard Stallman
2003-11-17 22:53   ` David Masterson
2003-11-18  5:57     ` Miles Bader
2003-11-20 19:19       ` David Masterson
2003-11-22 21:19         ` Richard Stallman
2003-11-18  6:52     ` John Wiegley

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