From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.bugs Subject: bug#44818: 27.0.91; wedged Date: Tue, 01 Dec 2020 23:32:05 -0500 Message-ID: References: <83a6v8vzok.fsf@gnu.org> <25e38edd-593d-5c6b-dd6d-25bb5cd439b3@jovi.net> <83ft4ytwu7.fsf@gnu.org> <83v9dtsch1.fsf@gnu.org> <4704e482-385f-4eb9-60e9-d381e7e8b517@jovi.net> <41b4f57f-790b-5a1e-3728-785eff87cfa8@jovi.net> Reply-To: rms@gnu.org Content-Type: text/plain; charset=Utf-8 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18798"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 44818@debbugs.gnu.org To: Devon Sean McCullough Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Dec 02 05:33:15 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kkJpK-0004kE-Ew for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 02 Dec 2020 05:33:14 +0100 Original-Received: from localhost ([::1]:56988 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kkJpJ-0007WS-GS for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 01 Dec 2020 23:33:13 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51968) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kkJp8-0007WI-85 for bug-gnu-emacs@gnu.org; Tue, 01 Dec 2020 23:33:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:50551) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kkJp7-00075L-PR for bug-gnu-emacs@gnu.org; Tue, 01 Dec 2020 23:33:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kkJp7-00007L-MI for bug-gnu-emacs@gnu.org; Tue, 01 Dec 2020 23:33:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Richard Stallman Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 02 Dec 2020 04:33:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 44818 X-GNU-PR-Package: emacs Original-Received: via spool by 44818-submit@debbugs.gnu.org id=B44818.1606883544405 (code B ref 44818); Wed, 02 Dec 2020 04:33:01 +0000 Original-Received: (at 44818) by debbugs.gnu.org; 2 Dec 2020 04:32:24 +0000 Original-Received: from localhost ([127.0.0.1]:33864 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kkJoW-00006T-C3 for submit@debbugs.gnu.org; Tue, 01 Dec 2020 23:32:24 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:33608) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kkJoV-00006F-2P for 44818@debbugs.gnu.org; Tue, 01 Dec 2020 23:32:23 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:42410) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kkJoM-0006l9-8c; Tue, 01 Dec 2020 23:32:14 -0500 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1kkJoD-0002fj-Us; Tue, 01 Dec 2020 23:32:07 -0500 In-Reply-To: <41b4f57f-790b-5a1e-3728-785eff87cfa8@jovi.net> (message from Devon Sean McCullough on Tue, 1 Dec 2020 06:32:25 -0500) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:194769 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > P.S. Redisplay should never take > 50 ms. > Perhaps it would have completed in 51 ms > but usually it takes minutes, hours, > days or weeks to complete, running > at 100% CPU with fans roaring. This might be a good idea. But the simple way is not an adequate fix. If all Emacs does is interrupt redisplay, the next redisplay will run into the same problem and get stuck again. I wonder if it is possible to detect that a single line has taken too long, and set a flag to truncate long lines in that buffer. Perhaps set truncate-lines. -- Dr Richard Stallman Chief GNUisance of the GNU Project (https://gnu.org) Founder, Free Software Foundation (https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)