From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.bugs Subject: bug#56682: Fix the long lines font locking related slowdowns Date: Fri, 05 Aug 2022 12:16:44 +0000 Message-ID: <92da07bd02f138b655cb@heytings.org> References: <8c7321f2f3ec1ef81af9@heytings.org> <02e83b0e-1b5c-fe75-6e59-1f8ddff82d37@yandex.ru> <96f28fd8-6744-1925-0631-0095099362dd@yandex.ru> <74ddc877f1b74ab56d18@heytings.org> <83r11y5a9d.fsf@gnu.org> <83h72t5y2d.fsf@gnu.org> <83pmhg4le6.fsf@gnu.org> <83r11v1a9w.fsf@gnu.org> <83bksz0xgw.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7763"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 56682@debbugs.gnu.org, Eli Zaretskii , dgutov@yandex.ru To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 05 14:17:18 2022 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 1oJwGU-0001ks-4R for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 14:17:18 +0200 Original-Received: from localhost ([::1]:33734 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oJwGS-000552-Ih for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 08:17:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48234) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oJwGE-00053v-TQ for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 08:17:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38538) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oJwGE-00050A-Bi for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 08:17:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oJwGE-0008Aq-5U for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 08:17:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Gregory Heytings Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 05 Aug 2022 12:17:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 56682 X-GNU-PR-Package: emacs Original-Received: via spool by 56682-submit@debbugs.gnu.org id=B56682.165970181031398 (code B ref 56682); Fri, 05 Aug 2022 12:17:02 +0000 Original-Received: (at 56682) by debbugs.gnu.org; 5 Aug 2022 12:16:50 +0000 Original-Received: from localhost ([127.0.0.1]:56520 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJwG1-0008AM-Oc for submit@debbugs.gnu.org; Fri, 05 Aug 2022 08:16:49 -0400 Original-Received: from heytings.org ([95.142.160.155]:40336) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJwFx-0008AA-Ul for 56682@debbugs.gnu.org; Fri, 05 Aug 2022 08:16:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1659701804; bh=jPPDv0FbdZHBUmDGL/XCChgplBjgb17KYMWg81E/STA=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=Tn9x+ye7827X8X43Zr6sJ/Fwvq4FU2xFpD3HxkRjJj8YtJMssDYdfNsfdJEBJ/4eP 7VCAMKuwebN6RUYxVHKJuCd8seB4w5z7XsEyswc+ifEgR+bh5kV3aDfH8Q1X0h7y/m xInGvTzw6BFH5SAACIobs4wfkoSPMI5ZocWO94IFlj7eHzEkBpbqhUF2g5rtSxvTC7 rHnbdBLggPWMh5B4ONKkLWl0fU6Lp1LDFigCTBhwmnUbQki0wz+ty2jlpmKdSoH0Xv vRNH0NpnUxYtYLh0uXCnan+j7+CF2irHBXsUfK8BElWtOdtCsXvuygj3h6OOSBlAtm HYJcCrbl6bEHg== In-Reply-To: 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:238885 Archived-At: >> If and when it is solved, we could revisit this issue. > > The locked narrowing currently in effect makes it impossible to > investigate this problem or improve the behavior :-( > How so? It is fully backward compatible, just (setq long-line-threshold nil). If what you want is only to remove the locked narrowing, comment out the relevant line in xdisp.c.