From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#10539: 24.0.92; low display-time-interval makes Emacs slow Date: Sat, 28 Jan 2012 23:29:29 +0200 Message-ID: <837h0by0qu.fsf@gnu.org> References: <87zkdl93r0.fsf@web.de> <6162fwu92z.fsf@fencepost.gnu.org> <83y5ssxlrx.fsf@gnu.org> <838vkry3ju.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: dough.gmane.org 1327786331 17950 80.91.229.3 (28 Jan 2012 21:32:11 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 28 Jan 2012 21:32:11 +0000 (UTC) Cc: michael_heerdegen@web.de, 10539@debbugs.gnu.org To: Glenn Morris Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jan 28 22:32:10 2012 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RrFsW-00050o-Pe for geb-bug-gnu-emacs@m.gmane.org; Sat, 28 Jan 2012 22:32:08 +0100 Original-Received: from localhost ([::1]:52485 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RrFsW-00088a-4y for geb-bug-gnu-emacs@m.gmane.org; Sat, 28 Jan 2012 16:32:08 -0500 Original-Received: from eggs.gnu.org ([140.186.70.92]:34621) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RrFsT-00088K-0s for bug-gnu-emacs@gnu.org; Sat, 28 Jan 2012 16:32:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RrFsQ-0004K9-GG for bug-gnu-emacs@gnu.org; Sat, 28 Jan 2012 16:32:04 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:38829) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RrFsQ-0004K5-8w for bug-gnu-emacs@gnu.org; Sat, 28 Jan 2012 16:32:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1RrFsQ-0000TI-3E for bug-gnu-emacs@gnu.org; Sat, 28 Jan 2012 16:32:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 28 Jan 2012 21:32:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 10539 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 10539-submit@debbugs.gnu.org id=B10539.13277863041786 (code B ref 10539); Sat, 28 Jan 2012 21:32:01 +0000 Original-Received: (at 10539) by debbugs.gnu.org; 28 Jan 2012 21:31:44 +0000 Original-Received: from localhost ([127.0.0.1]:42452 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1RrFs7-0000Sl-Oj for submit@debbugs.gnu.org; Sat, 28 Jan 2012 16:31:44 -0500 Original-Received: from mtaout23.012.net.il ([80.179.55.175]:61437) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1RrFs2-0000SV-Q6 for 10539@debbugs.gnu.org; Sat, 28 Jan 2012 16:31:41 -0500 Original-Received: from conversion-daemon.a-mtaout23.012.net.il by a-mtaout23.012.net.il (HyperSendmail v2007.08) id <0LYJ00J002EYFT00@a-mtaout23.012.net.il> for 10539@debbugs.gnu.org; Sat, 28 Jan 2012 23:31:31 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([84.228.102.195]) by a-mtaout23.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0LYJ00JC52GIBL70@a-mtaout23.012.net.il>; Sat, 28 Jan 2012 23:31:31 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 140.186.70.43 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:56150 Archived-At: > From: Glenn Morris > Cc: michael_heerdegen@web.de, 10539@debbugs.gnu.org > Date: Sat, 28 Jan 2012 15:51:54 -0500 > > Next question that occurs: the display-time stuff is a global > indicator that, when it needs updating, should be updated in all visible > mode-lines. So how does (force-mode-line-update) with no ALL argument do > anything useful in this case? I think force-mode-line-update nowadays always forces update of all visible mode lines, not just the one of the current buffer. Calling force-mode-line-update with ALL non-nil forces a more thorough redisplay (because it sets a flag which causes redisplay not to trust the contents of the displayed windows, not just their mode lines). IOW, (force-mode-line-update t) is a way to force the next redisplay cycle do a more thorough job, it has nothing to do with mode lines per se.