From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Peter =?UTF-8?Q?M=C3=BCnster?= Newsgroups: gmane.emacs.bugs Subject: bug#18522: 24.4.50; mapcar is very slow Date: Tue, 23 Feb 2016 12:19:30 +0100 Message-ID: <87mvqru119.fsf@roche-blanche.net> References: <8738bkdjqg.fsf@micropit.roche-blanche.homenet.org> <87wpqh9gm3.fsf@gnus.org> <87io1nnx88.fsf@roche-blanche.net> <87vb5l8en7.fsf@gnus.org> <83wpq1rt5o.fsf@gnu.org> <8737so5neo.fsf@gnus.org> <831t87re7a.fsf@gnu.org> <87bn7b3hnz.fsf@roche-blanche.net> <83lh6fpv4z.fsf@gnu.org> <87h9h2xr9k.fsf@roche-blanche.net> <56C99AD0.2000309@gmx.at> <87wppywbaz.fsf@roche-blanche.net> <87d1rquo4a.fsf@roche-blanche.net> <878u2eun9o.fsf@roche-blanche.net> <834md2niqt.fsf@gnu.org> <87k2lyszy2.fsf@roche-blanche.net> <83bn79n66p.fsf@gnu.org> <87vb5hry9y.fsf@roche-blanche.net> <83r3g4lnor.fsf@gnu.org> <87r3g4o4uw.fsf@roche-blanche.net> <83h9h0jwfo.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1456226790 10308 80.91.229.3 (23 Feb 2016 11:26:30 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 23 Feb 2016 11:26:30 +0000 (UTC) Cc: larsi@gnus.org, 18522@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Feb 23 12:26:18 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aYB6d-00074I-R2 for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Feb 2016 12:26:15 +0100 Original-Received: from localhost ([::1]:56217 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aYB6d-00031p-4G for geb-bug-gnu-emacs@m.gmane.org; Tue, 23 Feb 2016 06:26:15 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:35215) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aYB0h-0001i5-Rs for bug-gnu-emacs@gnu.org; Tue, 23 Feb 2016 06:20:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aYB0c-0000MM-7n for bug-gnu-emacs@gnu.org; Tue, 23 Feb 2016 06:20:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:42190) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aYB0c-0000MG-1K for bug-gnu-emacs@gnu.org; Tue, 23 Feb 2016 06:20:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84) (envelope-from ) id 1aYB0b-0003Ek-T0; Tue, 23 Feb 2016 06:20:01 -0500 X-Loop: help-debbugs@gnu.org In-Reply-To: <8738bkdjqg.fsf@micropit.roche-blanche.homenet.org> Resent-From: Peter =?UTF-8?Q?M=C3=BCnster?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org, bugs@gnus.org Resent-Date: Tue, 23 Feb 2016 11:20:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18522 X-GNU-PR-Package: emacs,gnus X-GNU-PR-Keywords: Original-Received: via spool by 18522-submit@debbugs.gnu.org id=B18522.145622638612418 (code B ref 18522); Tue, 23 Feb 2016 11:20:01 +0000 Original-Received: (at 18522) by debbugs.gnu.org; 23 Feb 2016 11:19:46 +0000 Original-Received: from localhost ([127.0.0.1]:39317 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYB0M-0003EE-FR for submit@debbugs.gnu.org; Tue, 23 Feb 2016 06:19:46 -0500 Original-Received: from smtp10.smtpout.orange.fr ([80.12.242.132]:33348 helo=smtp.smtpout.orange.fr) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1aYB0K-0003E0-QO for 18522@debbugs.gnu.org; Tue, 23 Feb 2016 06:19:45 -0500 Original-Received: from micropit.roche-blanche.homenet.org ([2.14.65.45]) by mwinf5d33 with ME id MnKW1s0160yazV603nKXPY; Tue, 23 Feb 2016 12:19:38 +0100 X-ME-Helo: micropit.roche-blanche.homenet.org X-ME-Auth: ZHJwbUB3YW5hZG9vLmZy X-ME-Date: Tue, 23 Feb 2016 12:19:38 +0100 X-ME-IP: 2.14.65.45 Original-Received: by micropit.roche-blanche.homenet.org (Postfix, from userid 1000) id BBCADF345; Tue, 23 Feb 2016 12:19:30 +0100 (CET) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:113568 Archived-At: On Mon, Feb 22 2016, Eli Zaretskii wrote: > So now the question becomes: which part of Fset_default? I thought it > was the loop over all the buffers, but your session seems to say it > couldn't be. Why? This is what I read in buffer.h: --8<---------------cut here---------------start------------->8--- /* Chain of all buffers, including killed ones. */ extern struct buffer *all_buffers; /* Used to iterate over the chain above. */ #define FOR_EACH_BUFFER(b) \ for ((b) = all_buffers; (b); (b) = (b)->next) --8<---------------cut here---------------end--------------->8--- "including killed ones" ! That means, the chain gets bigger and bigger, whenever I read an article or I reply or I send a new message or whatever. I've added a small patch to Fset_default: --8<---------------cut here---------------start------------->8--- struct buffer *b; int i = 0; FOR_EACH_BUFFER (b) { i++; if (!PER_BUFFER_VALUE_P (b, idx)) set_per_buffer_value (b, offset, value); } fprintf(stderr, "length of all_buffers: %d\n", i); --8<---------------cut here---------------end--------------->8--- Let's see, how the chain grows... (or not) -- Peter