From owner-freebsd-current Mon Oct 21 19:52:53 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id ED55F37B401 for ; Mon, 21 Oct 2002 19:52:52 -0700 (PDT) Received: from gw.catspoiler.org (217-ip-163.nccn.net [209.79.217.163]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6C30343E6A for ; Mon, 21 Oct 2002 19:52:47 -0700 (PDT) (envelope-from dl-freebsd@catspoiler.org) Received: from mousie.catspoiler.org (mousie.catspoiler.org [192.168.101.2]) by gw.catspoiler.org (8.12.5/8.12.5) with ESMTP id g9M2qdvU078159; Mon, 21 Oct 2002 19:52:43 -0700 (PDT) (envelope-from dl-freebsd@catspoiler.org) Message-Id: <200210220252.g9M2qdvU078159@gw.catspoiler.org> Date: Mon, 21 Oct 2002 19:52:39 -0700 (PDT) From: Don Lewis Subject: Re: yet another lock order reversal To: larse@ISI.EDU Cc: current@FreeBSD.ORG In-Reply-To: <3DB49629.4090302@isi.edu> MIME-Version: 1.0 Content-Type: TEXT/plain; charset=us-ascii Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On 21 Oct, Lars Eggert wrote: > lock order reversal > 1st 0xc791bc00 pipe mutex (pipe mutex) @ /usr/src/sys/kern/sys_pipe.c:465 > 2nd 0xc04974e0 sigio lock (sigio lock) @ /usr/src/sys/kern/kern_sig.c:2156 I've been complaining about that one for ages. I think I know how I want to attack it, but I still need to do some more analysis. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message