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#66117: 30.0.50; `find-buffer-visiting' is slow when opening large number of buffers Date: Tue, 03 Oct 2023 09:00:39 +0300 Message-ID: <83jzs46y9k.fsf@gnu.org> References: <878r919qfh.fsf@localhost> <72c93fb0-bf3e-3dad-69c0-2147cfa40f57@gutov.dev> <875y42xyex.fsf@localhost> <87zg1ewfc2.fsf@localhost> <834jjm749q.fsf@gnu.org> <87cyyawd1a.fsf@localhost> <83pm2a5k85.fsf@gnu.org> <87wmwh2tae.fsf@localhost> <83zg1d468w.fsf@gnu.org> <87bkdr2651.fsf@localhost> <87pm2584oz.fsf@localhost> <83cyy11ln1.fsf@gnu.org> <87lecp84mf.fsf@localhost> <83ttrdx8j9.fsf@gnu.org> <87bkdgtmj0.fsf@web.de> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16149"; mail-complaints-to="usenet@ciao.gmane.io" Cc: dmitry@gutov.dev, yantar92@posteo.net, 66117@debbugs.gnu.org To: Michael Heerdegen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Oct 03 08:02:16 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 1qnYU1-0003ok-HN for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 03 Oct 2023 08:02:13 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qnYTg-0007Ik-OE; Tue, 03 Oct 2023 02:01:52 -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 1qnYTZ-0007ES-B1 for bug-gnu-emacs@gnu.org; Tue, 03 Oct 2023 02:01:46 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qnYTZ-0005QS-33 for bug-gnu-emacs@gnu.org; Tue, 03 Oct 2023 02:01:45 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1qnYTq-0006JG-1R for bug-gnu-emacs@gnu.org; Tue, 03 Oct 2023 02:02:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 03 Oct 2023 06:02:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 66117 X-GNU-PR-Package: emacs Original-Received: via spool by 66117-submit@debbugs.gnu.org id=B66117.169631286124161 (code B ref 66117); Tue, 03 Oct 2023 06:02:02 +0000 Original-Received: (at 66117) by debbugs.gnu.org; 3 Oct 2023 06:01:01 +0000 Original-Received: from localhost ([127.0.0.1]:38527 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qnYSr-0006HZ-FD for submit@debbugs.gnu.org; Tue, 03 Oct 2023 02:01:01 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58708) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1qnYSp-0006HC-99 for 66117@debbugs.gnu.org; Tue, 03 Oct 2023 02:01:00 -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 1qnYSS-0005LF-Oo; Tue, 03 Oct 2023 02:00:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=bFUiEzheXdgQ4ZH0eoopfGjpBHMUiQZ/WRHFHd0m0IQ=; b=B8HJXP0yAk7S FiVcnVJA9vLOw5iMJBAFjTvA8GcCjoLgMqL1yLWRDJU4gaWPPFuONv3ggr0HF1ppmubldJKnKvkaQ 1lsMHi/3R79IydHFe9UXhXDZC+mcygTG13rL4yWrZC+WgRC1J+qiEDsQOiU5r+XwQy+pUw6Hp/dvu n64PES/zyIFg07U9C0eKit4EP1Em7+iAk9y4m+QX/XFNfZtgs6Dyd1lzTF40USwJn7Vc7mkpABZFp IDE5C+SYc/XRJGYOM6xpqQGo/HaSMObXITxJaNAIrgAhv5v3s6jXYbmIVwo4GHq+hrqweB3k8e4aM wTpGfBZJsfHU98iE41C+ww==; In-Reply-To: <87bkdgtmj0.fsf@web.de> (message from Michael Heerdegen on Tue, 03 Oct 2023 05:25:39 +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:271691 Archived-At: > From: Michael Heerdegen > Cc: Ihor Radchenko , dmitry@gutov.dev, > 66117@debbugs.gnu.org > Date: Tue, 03 Oct 2023 05:25:39 +0200 > > Eli Zaretskii writes: > > > > Aside: this reminds me about obsoletion of generalized buffer-local > > > variable. AFAIU, there is currently no way to set buffer-local value in > > > buffer without setting that buffer to current. It would be nice if such > > > setting were possible, especially in performance-critical code. > > > > Maybe, but is there any performance-critical code which needs that? > > I don't know, but the gv-setter of `buffer-local-value' also calls > `with-current-buffer', so using it was not better performance-wise. If we discover enough performance-critical cases with that, we could provide a special way, implemented in C, of doing that efficiently.