From owner-svn-src-stable@FreeBSD.ORG Wed Feb 18 14:16:39 2009 Return-Path: Delivered-To: svn-src-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8956A1065672; Wed, 18 Feb 2009 14:16:39 +0000 (UTC) (envelope-from bms@incunabulum.net) Received: from out5.smtp.messagingengine.com (out5.smtp.messagingengine.com [66.111.4.29]) by mx1.freebsd.org (Postfix) with ESMTP id 580178FC1D; Wed, 18 Feb 2009 14:16:39 +0000 (UTC) (envelope-from bms@incunabulum.net) Received: from compute1.internal (compute1.internal [10.202.2.41]) by out1.messagingengine.com (Postfix) with ESMTP id DB159296C91; Wed, 18 Feb 2009 09:16:38 -0500 (EST) Received: from heartbeat1.messagingengine.com ([10.202.2.160]) by compute1.internal (MEProxy); Wed, 18 Feb 2009 09:16:38 -0500 X-Sasl-enc: NNQeH852CdtHgW9b8FhEL6vsmen6LLBVmvpFlyne7xXq 1234966598 Received: from empiric.lon.incunabulum.net (82-35-112-254.cable.ubr07.dals.blueyonder.co.uk [82.35.112.254]) by mail.messagingengine.com (Postfix) with ESMTPSA id 01F3C30711; Wed, 18 Feb 2009 09:16:37 -0500 (EST) Message-ID: <499C1843.90008@incunabulum.net> Date: Wed, 18 Feb 2009 14:16:35 +0000 From: Bruce Simpson User-Agent: Thunderbird 2.0.0.19 (X11/20081209) MIME-Version: 1.0 To: John Baldwin References: <200902171957.n1HJvqk8026145@svn.freebsd.org> <499BC43B.6030701@incunabulum.net> In-Reply-To: <499BC43B.6030701@incunabulum.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: svn-src-stable@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, svn-src-stable-7@freebsd.org Subject: Re: svn commit: r188727 - in stable/7: sys sys/contrib/pf sys/dev/ath/ath_hal sys/dev/cxgb sys/kern sys/modules/sem sys/sys tools/regression/posixsem usr.bin/procstat X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Feb 2009 14:16:40 -0000 Bruce Simpson wrote: > .... > FYI: > This change *may* fix Python 2.6's 'multiprocessing' module on FreeBSD > 7-STABLE, which is known to have problems there; it depends on POSIX > semaphores to synchronize its IPC between different fork()'s of the > Python interpreter. > If anyone else has an interest in ths they may wish to test, if not, I > will try to get around to it eventually. I just tested this and Python 2.5 still dumps core in sem_open() when called from semlock_new() in _multiprocessing.so, this is with the most recent back-port of multiprocessing to Python 2.5: http://pypi.python.org/pypi/multiprocessing cheers BMS