From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Chong Yidong Newsgroups: gmane.emacs.devel Subject: Re: "spurious scrolling bug" Date: Thu, 12 Apr 2007 22:27:57 -0400 Message-ID: <871wipgg9e.fsf@stupidchicken.com> References: <14veg2bdn4.fsf@fencepost.gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1176431157 29575 80.91.229.12 (13 Apr 2007 02:25:57 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Fri, 13 Apr 2007 02:25:57 +0000 (UTC) Cc: Glenn Morris , emacs-devel@gnu.org To: rms@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Apr 13 04:25:56 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1HcBU4-0003Ul-3r for ged-emacs-devel@m.gmane.org; Fri, 13 Apr 2007 04:25:56 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HcBYH-00042h-JA for ged-emacs-devel@m.gmane.org; Thu, 12 Apr 2007 22:30:17 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HcBYE-00042c-EG for emacs-devel@gnu.org; Thu, 12 Apr 2007 22:30:14 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HcBYC-000419-DG for emacs-devel@gnu.org; Thu, 12 Apr 2007 22:30:13 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HcBYC-000410-Ah for emacs-devel@gnu.org; Thu, 12 Apr 2007 22:30:12 -0400 Original-Received: from cyd.mit.edu ([18.19.1.138]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1HcBTw-00043r-Qw; Thu, 12 Apr 2007 22:25:48 -0400 Original-Received: by cyd.mit.edu (Postfix, from userid 1000) id 93D1E4E44F; Thu, 12 Apr 2007 22:27:57 -0400 (EDT) In-Reply-To: (Richard Stallman's message of "Thu\, 12 Apr 2007 21\:42\:41 -0400") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.97 (gnu/linux) X-detected-kernel: Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:69368 Archived-At: Richard Stallman writes: > Does anyone know what the FOR-RELEASE item "spurious scrolling bug" > actually refers to? > > This bug causes a spurious scroll that centers point in the window. > Sometimes it seems to happen while Emacs is idle, which leads > me to suspect that an idle timer is doing it, or else that the > code in keyboard.c that does things like auto-save and GC when Emacs > is idle. > > I have tried to find ways to reproduce it, but no success yet. I haven't seen anything like this. Any clues? >>From inspecting timer-list and timer-idle-list, I see only that the only active timer is the idle timer jit-lock-context-fontify, which doesn't move point. Do you have stealth fontification on, or any relevant customizations that might cause this?