From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#64391: buffer narrowing slowdown regression in emacs 29 Date: Fri, 07 Jul 2023 13:27:59 +0300 Message-ID: <83ttugf234.fsf@gnu.org> References: <87r0psb51z.fsf@ust.hk> <0AD15A09-F669-48C0-AF5C-971D52F5BF8E@gmail.com> <83v8f3q1ff.fsf@gnu.org> <50A46AAC-2089-45CB-A355-CCB2B4EA8D76@gmail.com> <5995c9ed6a0b39c3070c@heytings.org> <83a5wak1tr.fsf@gnu.org> <26cee506f708f3c6cfe1@heytings.org> <26cee506f70bbc9de58b@heytings.org> <83h6qghpdc.fsf@gnu.org> <26cee506f77e9c87e325@heytings.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22802"; mail-complaints-to="usenet@ciao.gmane.io" Cc: acohen@ust.hk, 64391@debbugs.gnu.org, gregory@heytings.org, monnier@iro.umontreal.ca To: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jul 07 12:29:25 2023 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 1qHiiL-0005lP-Dg for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 07 Jul 2023 12:29:25 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qHii3-00058K-2i; Fri, 07 Jul 2023 06:29:07 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qHii0-000554-3U for bug-gnu-emacs@gnu.org; Fri, 07 Jul 2023 06:29:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qHihy-00054K-SM for bug-gnu-emacs@gnu.org; Fri, 07 Jul 2023 06:29:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qHihy-0005Zh-9t; Fri, 07 Jul 2023 06:29:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org, bugs@gnus.org Resent-Date: Fri, 07 Jul 2023 10:29:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 64391 X-GNU-PR-Package: emacs,gnus Original-Received: via spool by 64391-submit@debbugs.gnu.org id=B64391.168872568621350 (code B ref 64391); Fri, 07 Jul 2023 10:29:02 +0000 Original-Received: (at 64391) by debbugs.gnu.org; 7 Jul 2023 10:28:06 +0000 Original-Received: from localhost ([127.0.0.1]:42609 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qHih4-0005YI-D0 for submit@debbugs.gnu.org; Fri, 07 Jul 2023 06:28:06 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:37354) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qHih1-0005Xi-UM for 64391@debbugs.gnu.org; Fri, 07 Jul 2023 06:28:04 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qHigw-0004wK-32; Fri, 07 Jul 2023 06:27:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=U0zYGamuHtc013BJoTAPeRxlcKoEX0fUg+smpIiyhVs=; b=Qp7b3DFgVlsjce1AWXTE yqLMByDEqira4tuqCi0+SRKWtz6yLJq1HbRrFj5hCjaJW0VcNuIw0zqoPECtyKg0mZHbNqhUXbrw6 FUXE7XKUWTPduiCSGp5fw/IxoToWnCA68+O35y2OWd/fLjA73WF7kv/VYb7Wit532y3s2jtrq99yG DtAaJ0EEI+aqyqFQxj83rIvmv9Cj3BdYJQjar7Ljr0na+qWPH2aNlgYGWLwqivegODJ0K9c28IUFg 9dJ9Hpv1v6jA0X18HQdSgFoyVn6Uzv4BCKrMErSsoTDN7OXkYoxqiBwUWse1jjk8TA+ixx2isyV5b FiuQieqZNaSFsQ==; Original-Received: from [87.69.77.57] (helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qHigv-00051o-4R; Fri, 07 Jul 2023 06:27:57 -0400 In-Reply-To: (message from Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= on Fri, 7 Jul 2023 11:30:11 +0200) 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:264713 Archived-At: > From: Mattias Engdegård > Date: Fri, 7 Jul 2023 11:30:11 +0200 > Cc: Eli Zaretskii , > acohen@ust.hk, > 64391@debbugs.gnu.org, > monnier@iro.umontreal.ca > > Gregory's first two patches and mine are indeed equivalent up to refactoring; either would do. The moving parts are the same, so performance shouldn't differ noticeably. Neither appears to tie our hands for future changes as the interfaces are all internal. I was considering applying only the first of Gregory's patches, without the second. WDYT?