From owner-freebsd-current@FreeBSD.ORG Fri Apr 30 14:09:22 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from green.homeunix.org (freefall.freebsd.org [216.136.204.21]) by hub.freebsd.org (Postfix) with ESMTP id DECB816A4CE; Fri, 30 Apr 2004 14:09:21 -0700 (PDT) Received: from localhost (green@localhost [127.0.0.1]) by green.homeunix.org (8.12.11/8.12.11) with ESMTP id i3UL9HOL079415; Fri, 30 Apr 2004 17:09:17 -0400 (EDT) (envelope-from green@green.homeunix.org) Message-Id: <200404302109.i3UL9HOL079415@green.homeunix.org> X-Mailer: exmh version 2.6.3 04/04/2003 with nmh-1.0.4 To: John Baldwin In-Reply-To: Message from John Baldwin of "Fri, 30 Apr 2004 16:25:26 EDT." <200404301625.26064.jhb@FreeBSD.org> From: Brian Fundakowski Feldman Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 30 Apr 2004 17:09:17 -0400 Sender: green@green.homeunix.org cc: "Bjoern A. Zeeb" cc: freebsd-current@FreeBSD.org cc: FreeBSD current mailing list Subject: Re: LOR web page X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 30 Apr 2004 21:09:22 -0000 John Baldwin wrote: > On Friday 30 April 2004 01:42 pm, Bjoern A. Zeeb wrote: > > Hi, > > > > being one of the first persons who had asked for such a page some time > > back last year I - do not know why but sporadically - put up a web page > > with the last 6 LORs reported I could find (inluding the FAQ one ;-) > > > > The page is at > > > > http://sources.zabbadoz.net/freebsd/lor.html > > > > Just a couple of notes: the 002 (the sleeping with sigacts on stopevent) is > fixed. Also, the 004 one is known and is a problem but fixing it is somewhat > complicated. > > > and will be updated once in a while (see table footer for more info on > > this). You may link to it in mailing list posting etc but please do NOT > > put a link to it in the source code. > > > > If anyone feels that it's his job or want to integrate it > > into the official freebsd docs please take the data from the page, > > drop me a note and I will link to your site. > > > > > > PS: can someone please close PR kern/55175 - patch has been committed > > by phk in > > http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/fs/specfs/spec_vnops.c.diff?r > >1=1.220&r2=1.221 I think. > > The PR is about more than just the lock order, it is also arguably a bug that > the filedesc lock is held while we call the poll methods of all the various > file structures. This kind of crap is a very pervasive problem -- even more so for kqueue than for other polling interfaces. -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\