From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: "Jose A. Ortega Ruiz" Newsgroups: gmane.emacs.help Subject: Re: emacs freezes Date: Tue, 24 Aug 2004 19:21:15 +0200 Organization: CCD - Autonomous University of Barcelona Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Message-ID: <87eklwcv04.fsf@imladris.middleearth> References: <87r7pwd66v.fsf@imladris.middleearth> NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1093368347 31678 80.91.224.253 (24 Aug 2004 17:25:47 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 24 Aug 2004 17:25:47 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Aug 24 19:25:38 2004 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1Bzf3B-0004f4-00 for ; Tue, 24 Aug 2004 19:25:37 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1Bzf7h-0000IL-8v for geh-help-gnu-emacs@m.gmane.org; Tue, 24 Aug 2004 13:30:17 -0400 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!newsfeed.icl.net!newsfeed.fjserv.net!feed.news.tiscali.de!fu-berlin.de!uni-berlin.de!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 32 Original-X-Trace: news.uni-berlin.de m+vt/6CAsygNWmodOMAlcglhIvqFkODIZom698rhCzd4gCar2X X-Attribution: jao X-URL: Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwCAMAAABg3Am1AAAAYFBMVEUICAj////4+Pjw8PAY GBhYWFjg4OAQEBDQ0NC4uLjo6OjIyMg4ODggICBgYGBAQEAoKCiIiIhQUFCYmJiwsLBoaGiQkJBw cHCAgICgoKBISEgwMDCoqKjY2NjAwMB4eHjpzs9HAAAAAWJLR0QAiAUdSAAAAAlwSFlzAAALEgAA CxIB0t1+/AAAAAd0SU1FB9MMFhUWOMaLTbEAAAHBSURBVHic1VXLoqMgDDUgKIIiiPVt//8vb2jV 3s60IruZbMjinOTkYUyS/8LKMpIgizmO4gDyKIYmBEQMoS4AIIskRGVQBKCPIWgk6M3PrkizAHRz x4IIFiTcsa34lMysFMuHpQoQZiQ0wrcKDeVBcQJOx35FDCEFl2Iw99aytqq/gVXv4yKeMxUu1gqO yYWxA8AcRKNlnZx98kwChKp8M5wzjVq9DsDF4BNxKJrEhaElEwH+UDQ12ASSBykGoMGHSQqPMdP0 HJ9yIKNuCuD9VGIK6AIJ2GMdimFEX6O7hhThEPjaPmXckKoDeAy6uC471DWhBA6oKofceh/LzwMV +3vhY7ZFkyaKYvmhBII8Z8CoVPKCIAZkG7Kl9IKgjL/2uoWD/N3Mr5jYXiKnc7yiVO3+jcBC8cM7 FbSAPQQRkCkjQG4nhAHM7iLUi+v9tqpv+PYVzVJwj2Ebv1fm8zlQ9MBj/NsGGvxV4p+6VecHvqL8 WOlMeAbIv4ov1/sOMWT+dbfS/Hn+ZPU2xNLtMWuXvwuol+1iLuZVftrs/axc++c6KA6bUbcPMt01 KPthe0b/adNc9PrqtdId03XML++ftx9ClhEPheraiAAAAABJRU5ErkJggg== User-Agent: Gnus/5.110002 (No Gnus v0.2) Emacs/21.3.50 (gnu/linux) Cancel-Lock: sha1:KssGBajYSFE+t461b43IkAqRkbA= Original-Xref: shelby.stanford.edu gnu.emacs.help:124911 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: main.gmane.org gmane.emacs.help:20260 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:20260 Stefan Monnier writes: >> Process 4067 attached - interrupt to quit >> futex(0x407d9860, FUTEX_WAIT, 2, NULL) = -1 EINTR (Interrupted system call) >> --- SIGIO (I/O possible) @ 0 (0) --- >> sigreturn() = ? (mask now [SEGV]) > >> so it seems some kind of problem with the 'futex' syscall. I'm using >> linux 2.6.8 (with the futex kernel config flag enabled) on a debian > > Could you explain what is "futex" ? > i'm not an expert, but they're a new (as of 2.6 kernels) low level syncronisation primitive that work in user space and is used to construct higher level abstractions such as mutexes or semaphores. i guess they're used internally in calls like select. from the man page, an EINTR during the system call above is provoked by "signals or other spurious wakeups"... not that i can make much sense of it :( > > Better focus on the 21.3.50 version (the only one that might get fixed > since the other is already released). Send a detailed bug report to > emacs-pretest-bug@gnu.org (ideally via M-x report-emacs-bug). > that's the version i'm use regularly. bug report sent. thank you. jao -- "Beware of bugs in the above code; I have only proved it correct, not tried it." -- Donald Knuth (in a memo to Peter van Emde Boas)