From: Eli Zaretskii <eliz@gnu.org>
To: Emanuel Berg <incal@dataswamp.org>
Cc: emacs-devel@gnu.org
Subject: Re: Emacs design and architecture. How about copy-on-write?
Date: Wed, 20 Sep 2023 15:35:12 +0300 [thread overview]
Message-ID: <83r0mtaupr.fsf@gnu.org> (raw)
In-Reply-To: <87led2x8ao.fsf@dataswamp.org> (message from Emanuel Berg on Tue, 19 Sep 2023 21:38:39 +0200)
> From: Emanuel Berg <incal@dataswamp.org>
> Date: Tue, 19 Sep 2023 21:38:39 +0200
>
> Eli Zaretskii wrote:
>
> > If we need to lock 99.99% of Emacs "single" variables, it is
> > easier to lock everything. Faster, too.
>
> Why do we need to do that?
>
> For one thread, one write operation, and one variable, only
> that variable has to be locked?
>
> (operate-on var1) ; here we need a lock on var1
> (operate-on var2) ; etc
We don't have 'operate' in Emacs, but we do have setq, setf, and
others. Where do you locak and where do you unlock in that case?
Just try to write a simplest Lisp program, and you will see the
problem.
next prev parent reply other threads:[~2023-09-20 12:35 UTC|newest]
Thread overview: 373+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-27 15:14 Shrinking the C core Arthur Miller
2023-08-27 16:29 ` Eli Zaretskii
2023-08-28 5:32 ` Gerd Möllmann
2023-08-28 6:23 ` Arthur Miller
2023-08-28 6:21 ` Arthur Miller
2023-08-28 1:31 ` Richard Stallman
2023-08-28 5:50 ` Arthur Miller
2023-08-28 12:20 ` Po Lu
2023-08-28 14:39 ` Arthur Miller
2023-08-28 15:17 ` Po Lu
2023-08-29 2:41 ` Arthur Miller
2023-08-28 1:41 ` Po Lu
2023-08-28 2:53 ` chad
2023-08-28 3:43 ` Emanuel Berg
2023-08-28 4:53 ` Arthur Miller
2023-08-28 5:36 ` Po Lu
2023-08-28 6:55 ` Arthur Miller
2023-08-28 7:31 ` Po Lu
2023-08-28 8:06 ` Ihor Radchenko
2023-08-28 14:30 ` Arthur Miller
2023-08-28 15:09 ` Ihor Radchenko
2023-08-29 2:20 ` Arthur Miller
2023-08-28 15:14 ` Po Lu
2023-08-29 2:36 ` Arthur Miller
2023-08-29 4:07 ` Po Lu
2023-08-31 1:07 ` Emanuel Berg
2023-08-28 14:08 ` Arthur Miller
2023-08-28 15:08 ` Po Lu
2023-08-29 2:06 ` Arthur Miller
2023-08-29 4:15 ` Po Lu
2023-08-29 11:50 ` Eli Zaretskii
2023-08-29 3:57 ` Arthur Miller
2023-09-01 1:18 ` Richard Stallman
2023-08-31 2:07 ` Richard Stallman
2023-09-01 14:58 ` Arthur Miller
2023-09-01 16:36 ` tomas
2023-09-04 1:32 ` Richard Stallman
2023-09-04 1:44 ` Emanuel Berg
2023-09-04 5:49 ` Rudolf Schlatte
2023-09-04 14:08 ` Emanuel Berg
2023-09-07 1:21 ` Richard Stallman
2023-09-07 1:54 ` Emanuel Berg
2023-09-07 7:02 ` tomas
2023-09-07 7:36 ` Alfred M. Szmidt
2023-09-07 7:56 ` Emanuel Berg
2023-09-07 8:19 ` Ihor Radchenko
2023-09-07 8:39 ` Emanuel Berg
2023-09-07 9:28 ` Alfred M. Szmidt
2023-09-09 1:00 ` Emanuel Berg
2023-09-09 6:25 ` Po Lu
2023-09-09 7:24 ` Eli Zaretskii
2023-09-07 9:31 ` Eli Zaretskii
2023-09-07 9:39 ` Ihor Radchenko
2023-09-09 1:06 ` Emanuel Berg
2023-09-11 0:43 ` Richard Stallman
2023-09-11 12:24 ` Eli Zaretskii
2023-09-11 12:43 ` tomas
2023-09-13 5:59 ` Emanuel Berg
2023-09-12 4:44 ` Gerd Möllmann
2023-09-12 12:25 ` João Távora
2023-09-12 11:31 ` Lynn Winebarger
2023-09-12 13:00 ` Emacs design and architecture (was: Shrinking the C core) Eli Zaretskii
2023-09-13 20:52 ` Lynn Winebarger
2023-09-13 21:19 ` Christopher Dimech
2023-09-14 6:01 ` Eli Zaretskii
2023-09-15 0:13 ` Richard Stallman
2023-09-15 4:39 ` Emacs design and architecture Werner LEMBERG
2023-09-17 0:43 ` Richard Stallman
2023-09-17 13:22 ` Werner LEMBERG
2023-09-14 5:57 ` Emacs design and architecture (was: Shrinking the C core) Eli Zaretskii
2023-09-14 6:30 ` Emacs design and architecture Gerd Möllmann
2023-09-14 6:38 ` Po Lu
2023-09-14 6:49 ` Gerd Möllmann
2023-09-14 15:03 ` Helmut Eller
2023-09-14 15:30 ` Gerd Möllmann
2023-09-14 16:21 ` Helmut Eller
2023-09-17 0:46 ` Richard Stallman
2023-09-17 13:02 ` Björn Bidar
2023-09-19 10:19 ` Richard Stallman
2023-09-14 16:23 ` Philip Kaludercic
2023-09-14 16:50 ` joakim
2023-09-14 16:30 ` Emacs design and architecture (was: Shrinking the C core) Lynn Winebarger
2023-09-14 16:52 ` Eli Zaretskii
2023-09-14 21:35 ` Dmitry Gutov
2023-09-15 5:50 ` Eli Zaretskii
2023-09-15 6:51 ` Yuri Khan
2023-09-15 7:23 ` Emacs design and architecture Max Brieiev
2023-09-15 7:30 ` Emacs design and architecture (was: Shrinking the C core) Eli Zaretskii
2023-09-15 9:32 ` Emacs design and architecture Gerd Möllmann
2023-09-15 15:52 ` Dmitry Gutov
2023-09-15 18:36 ` Gerd Möllmann
2023-09-15 18:42 ` Eli Zaretskii
2023-09-15 19:19 ` Gerd Möllmann
2023-09-15 22:20 ` Dmitry Gutov
2023-09-15 23:58 ` Emanuel Berg
2023-09-16 6:00 ` Eli Zaretskii
2023-09-17 12:16 ` Emanuel Berg
2023-09-17 14:24 ` Eli Zaretskii
2023-09-17 15:36 ` Emacs design and architecture. How about copy-on-write? Alan Mackenzie
2023-09-18 10:30 ` Eli Zaretskii
2023-09-18 11:38 ` Alan Mackenzie
2023-09-18 12:08 ` Eli Zaretskii
2023-09-18 12:49 ` Ihor Radchenko
2023-09-18 14:27 ` Eli Zaretskii
2023-09-18 15:55 ` Ihor Radchenko
2023-09-18 17:47 ` Eli Zaretskii
2023-09-18 22:48 ` Emanuel Berg
2023-09-19 10:53 ` Eli Zaretskii
2023-09-19 11:14 ` Emanuel Berg
2023-09-19 12:37 ` Ihor Radchenko
2023-09-19 19:21 ` Emanuel Berg
2023-09-20 9:56 ` Ihor Radchenko
2023-09-22 15:50 ` Emanuel Berg
2023-09-22 16:15 ` Ihor Radchenko
2023-09-22 16:22 ` Emanuel Berg
2023-09-22 18:08 ` Eli Zaretskii
2023-09-19 19:34 ` Emanuel Berg
2023-09-20 9:59 ` Ihor Radchenko
2023-09-20 10:22 ` Po Lu
2023-09-20 10:56 ` Ihor Radchenko
2023-09-20 11:11 ` Po Lu
2023-09-20 11:53 ` Ihor Radchenko
2023-09-20 11:58 ` Po Lu
2023-09-20 12:05 ` Ihor Radchenko
2023-09-20 13:35 ` Po Lu
2023-09-20 15:53 ` Eli Zaretskii
2023-09-21 0:55 ` Po Lu
2023-09-21 3:35 ` Po Lu
2023-09-21 7:27 ` Eli Zaretskii
2023-09-21 7:34 ` Po Lu
2023-09-21 8:13 ` Eli Zaretskii
2023-09-21 8:35 ` Ihor Radchenko
2023-09-21 9:59 ` Eli Zaretskii
2023-09-21 10:13 ` Ihor Radchenko
2023-09-21 11:49 ` Po Lu
2023-09-21 23:43 ` Dmitry Gutov
2023-09-21 12:57 ` Eli Zaretskii
2023-09-21 13:12 ` Po Lu
2023-09-21 13:29 ` Eli Zaretskii
2023-09-21 13:35 ` Po Lu
2023-09-21 13:49 ` Eli Zaretskii
2023-09-21 13:57 ` Po Lu
2023-09-21 14:10 ` Eli Zaretskii
2023-09-21 9:14 ` Po Lu
2023-09-22 15:59 ` Emanuel Berg
2023-09-22 16:45 ` [External] : " Drew Adams
2023-09-25 13:31 ` Emanuel Berg
2023-09-19 12:38 ` Eli Zaretskii
2023-09-19 12:57 ` Po Lu
2023-09-19 14:36 ` Eli Zaretskii
2023-09-20 1:05 ` Po Lu
2023-09-20 12:02 ` Eli Zaretskii
2023-09-20 12:09 ` Ihor Radchenko
2023-09-20 12:27 ` Po Lu
2023-09-19 19:38 ` Emanuel Berg
2023-09-20 12:35 ` Eli Zaretskii [this message]
2023-09-22 14:22 ` Emanuel Berg
2023-09-22 15:51 ` Eli Zaretskii
2023-09-22 16:00 ` Emanuel Berg
2023-09-22 19:00 ` Eli Zaretskii
2023-09-22 21:14 ` Emanuel Berg
2023-09-22 16:11 ` Ihor Radchenko
2023-09-22 16:14 ` Eli Zaretskii
2023-09-22 16:27 ` Ihor Radchenko
2023-09-22 17:19 ` Emanuel Berg
2023-09-22 16:13 ` tomas
2023-09-19 11:36 ` Ihor Radchenko
2023-09-19 12:34 ` Eli Zaretskii
2023-09-19 13:35 ` Ihor Radchenko
2023-09-19 14:14 ` Eli Zaretskii
2023-09-19 15:15 ` Dmitry Gutov
2023-09-19 15:37 ` Eli Zaretskii
2023-09-19 16:01 ` Dmitry Gutov
2023-09-19 17:54 ` Eli Zaretskii
2023-09-19 20:21 ` Dmitry Gutov
2023-09-20 11:28 ` Eli Zaretskii
2023-09-20 11:38 ` Ihor Radchenko
2023-09-20 14:35 ` Eli Zaretskii
2023-09-21 10:41 ` Ihor Radchenko
2023-09-21 13:26 ` Eli Zaretskii
2023-09-22 10:05 ` Ihor Radchenko
2023-09-22 11:53 ` Eli Zaretskii
2023-09-22 12:49 ` Ihor Radchenko
2023-09-22 13:01 ` Eli Zaretskii
2023-09-22 13:08 ` Ihor Radchenko
2023-09-20 12:21 ` Po Lu
2023-09-20 14:51 ` Eli Zaretskii
2023-09-20 19:39 ` Dmitry Gutov
2023-09-21 4:31 ` Eli Zaretskii
2023-09-21 10:41 ` Dmitry Gutov
2023-09-21 22:21 ` Stefan Kangas
2023-09-21 23:01 ` Dmitry Gutov
2023-09-21 0:41 ` Po Lu
2023-09-21 2:23 ` Adam Porter
2023-09-21 2:53 ` Po Lu
2023-09-21 7:25 ` Eli Zaretskii
2023-09-21 7:48 ` Po Lu
2023-09-21 8:18 ` Eli Zaretskii
2023-09-21 9:25 ` Po Lu
2023-09-21 9:39 ` Ihor Radchenko
2023-09-21 10:36 ` Dmitry Gutov
2023-09-21 10:48 ` Ihor Radchenko
2023-09-21 11:10 ` Dmitry Gutov
2023-09-21 11:17 ` Ihor Radchenko
2023-09-21 11:27 ` Dmitry Gutov
2023-09-21 11:36 ` Debouncing slow mode line constructs (was: Emacs design and architecture. How about copy-on-write?) Ihor Radchenko
2023-09-21 11:56 ` Dmitry Gutov
2023-09-22 10:07 ` Ihor Radchenko
2023-09-22 11:55 ` Eli Zaretskii
2023-09-22 12:50 ` Ihor Radchenko
2023-09-22 13:04 ` Eli Zaretskii
2023-09-22 13:10 ` Ihor Radchenko
2023-09-22 13:14 ` Eli Zaretskii
2023-09-23 10:54 ` Ihor Radchenko
2023-09-21 13:48 ` Eli Zaretskii
2023-09-22 10:23 ` Ihor Radchenko
2023-09-22 12:08 ` Eli Zaretskii
2023-09-22 13:03 ` Ihor Radchenko
2023-09-22 13:06 ` Eli Zaretskii
2023-09-22 13:19 ` Ihor Radchenko
2023-09-22 14:41 ` Eli Zaretskii
2023-09-23 11:10 ` Ihor Radchenko
2023-09-22 12:52 ` Dmitry Gutov
2023-09-22 15:05 ` [External] : " Drew Adams
2023-09-21 13:00 ` Emacs design and architecture. How about copy-on-write? Eli Zaretskii
2023-09-21 13:30 ` Dmitry Gutov
2023-09-21 13:44 ` Eli Zaretskii
2023-09-22 1:29 ` Dmitry Gutov
2023-09-22 10:51 ` Ihor Radchenko
2023-09-22 10:28 ` Ihor Radchenko
2023-09-22 12:26 ` Eli Zaretskii
2023-09-22 13:06 ` Ihor Radchenko
2023-09-22 13:12 ` Eli Zaretskii
2023-09-21 10:03 ` Eli Zaretskii
2023-09-20 19:22 ` Dmitry Gutov
2023-09-21 4:29 ` Eli Zaretskii
2023-09-21 20:24 ` Richard Stallman
2023-09-20 9:47 ` Ihor Radchenko
2023-09-20 14:02 ` Eli Zaretskii
2023-09-21 10:29 ` Ihor Radchenko
2023-09-21 14:02 ` Eli Zaretskii
2023-09-22 10:48 ` Ihor Radchenko
2023-09-22 12:34 ` Eli Zaretskii
2023-09-23 11:07 ` Ihor Radchenko
2023-09-23 11:23 ` Eli Zaretskii
2023-09-23 12:53 ` Dmitry Gutov
2023-09-23 13:01 ` Eli Zaretskii
2023-09-23 13:08 ` Dmitry Gutov
2023-09-23 13:15 ` Eli Zaretskii
2023-09-23 14:09 ` Ihor Radchenko
2023-09-24 0:29 ` Dmitry Gutov
2023-09-23 14:23 ` Yuri Khan
2023-09-23 14:25 ` Dmitry Gutov
2023-09-18 13:30 ` Po Lu
2023-09-18 13:34 ` Po Lu
2023-09-18 13:55 ` Ihor Radchenko
2023-09-18 15:04 ` Eli Zaretskii
2023-09-18 23:41 ` Po Lu
2023-09-19 14:25 ` Eli Zaretskii
2023-09-20 1:01 ` Po Lu
2023-09-20 11:56 ` Eli Zaretskii
2023-09-20 12:13 ` Po Lu
2023-09-20 14:46 ` Eli Zaretskii
2023-09-20 18:50 ` Dmitry Gutov
2023-09-21 4:23 ` Eli Zaretskii
2023-09-21 10:08 ` Ihor Radchenko
2023-09-21 10:12 ` Eli Zaretskii
2023-09-21 10:35 ` Ihor Radchenko
2023-09-21 13:13 ` Eli Zaretskii
2023-09-19 21:37 ` Björn Bidar
2023-09-19 10:20 ` Richard Stallman
2023-09-18 21:38 ` Emacs design and architecture Emanuel Berg
2023-09-16 8:41 ` Gerd Möllmann
2023-09-16 11:02 ` Dmitry Gutov
2023-09-16 11:59 ` Sebastian Miele
2023-09-16 13:00 ` Po Lu
2023-09-16 13:08 ` Gerd Möllmann
2023-09-16 13:25 ` Po Lu
2023-09-16 14:20 ` Björn Bidar
2023-09-16 16:33 ` Dmitry Gutov
2023-09-16 17:07 ` Gerd Möllmann
2023-09-16 17:30 ` Dmitry Gutov
2023-09-16 18:33 ` Gerd Möllmann
2023-09-16 19:18 ` Lynn Winebarger
2023-09-16 20:02 ` Gerd Möllmann
2023-09-16 19:40 ` Dmitry Gutov
2023-09-16 20:01 ` Gerd Möllmann
2023-09-16 23:50 ` Po Lu
2023-09-16 16:24 ` Dmitry Gutov
2023-09-16 23:46 ` Po Lu
2023-09-17 6:08 ` Immanuel Litzroth
2023-09-17 6:43 ` Po Lu
2023-09-17 18:51 ` Dmitry Gutov
2023-09-18 0:11 ` Po Lu
2023-09-18 10:46 ` Dmitry Gutov
2023-09-18 11:12 ` Po Lu
2023-09-18 11:19 ` Dmitry Gutov
2023-09-20 18:35 ` Richard Stallman
2023-09-20 18:59 ` Eli Zaretskii
2023-09-17 23:02 ` Richard Stallman
2023-09-19 18:22 ` chad
2023-09-21 20:26 ` Richard Stallman
2023-09-22 0:31 ` Bob Rogers
2023-09-23 7:13 ` Richard Stallman
2023-09-18 18:48 ` Dmitry Gutov
2023-09-19 23:14 ` Richard Stallman
2023-09-17 23:03 ` Richard Stallman
2023-09-15 23:26 ` Emanuel Berg
2023-09-16 9:09 ` Gerd Möllmann
2023-09-17 7:34 ` Gerd Möllmann
2023-09-17 15:44 ` Helmut Eller
2023-09-17 16:23 ` Eli Zaretskii
2023-09-18 6:36 ` Gerd Möllmann
2023-09-15 15:10 ` Emacs design and architecture (was: Shrinking the C core) Dmitry Gutov
2023-09-15 15:13 ` Dmitry Gutov
2023-09-17 0:45 ` Richard Stallman
2023-09-17 6:31 ` Eli Zaretskii
2023-09-19 10:22 ` Richard Stallman
2023-09-19 14:31 ` Eli Zaretskii
2023-10-12 12:27 ` Richard Stallman
2023-09-13 6:12 ` Shrinking the C core Emanuel Berg
2023-09-05 4:23 ` Arthur Miller
2023-09-06 0:58 ` Richard Stallman
2023-09-06 1:12 ` Emanuel Berg
2023-09-06 5:04 ` Arthur Miller
2023-09-06 11:29 ` Alan Mackenzie
2023-09-06 23:03 ` Emanuel Berg
2023-09-07 7:00 ` tomas
2023-09-07 7:23 ` Emanuel Berg
2023-09-07 5:30 ` Po Lu
2023-09-07 6:15 ` Emanuel Berg
2023-09-11 0:43 ` Richard Stallman
2023-09-11 12:05 ` Eli Zaretskii
2023-09-12 23:55 ` Richard Stallman
2023-09-13 6:34 ` Emanuel Berg
2023-09-07 8:51 ` Manuel Giraud via Emacs development discussions.
2023-09-07 9:20 ` Po Lu
2023-09-07 9:34 ` Eli Zaretskii
2023-09-08 2:00 ` Arthur Miller
2023-09-08 7:35 ` Gerd Möllmann
2023-09-09 10:05 ` João Távora
2023-09-08 15:38 ` [External] : " Drew Adams
2023-09-09 11:55 ` Arthur Miller
2023-09-09 12:55 ` Eli Zaretskii
2023-09-09 13:20 ` Arthur Miller
2023-09-10 0:09 ` Drew Adams
2023-09-11 0:40 ` Richard Stallman
2023-09-11 15:10 ` João Távora
2023-09-11 16:12 ` Drew Adams
2023-09-11 20:37 ` Tomas Hlavaty
2023-09-11 21:10 ` João Távora
2023-09-12 19:52 ` Tomas Hlavaty
2023-09-12 20:52 ` João Távora
2023-09-15 8:43 ` Emanuel Berg
2023-09-11 21:09 ` Eric S. Raymond
2023-09-12 2:05 ` Arthur Miller
2023-09-12 4:38 ` Gerd Möllmann
2023-09-12 5:48 ` Arthur Miller
2023-09-12 2:30 ` Arthur Miller
2023-09-12 12:15 ` Emanuel Berg
2023-09-12 12:32 ` Emanuel Berg
2023-09-12 19:57 ` Tomas Hlavaty
2023-09-13 0:00 ` Richard Stallman
2023-09-08 17:58 ` Bob Rogers
2023-09-15 21:59 ` Emanuel Berg
2023-09-17 23:03 ` Richard Stallman
2023-09-09 0:39 ` Richard Stallman
2023-09-09 12:50 ` Arthur Miller
2023-09-12 0:27 ` Richard Stallman
2023-08-28 7:45 ` Andrea Monaco
2023-08-28 14:35 ` Arthur Miller
-- strict thread matches above, loose matches on Subject: below --
2023-09-20 20:51 Emacs design and architecture. How about copy-on-write? zhanghj
2023-09-21 9:43 Payas Relekar
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