From owner-freebsd-threads@FreeBSD.ORG Sun Oct 3 23:11:04 2004 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9671D16A4CE for ; Sun, 3 Oct 2004 23:11:04 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8969843D54; Sun, 3 Oct 2004 23:11:04 +0000 (GMT) (envelope-from davidxu@freebsd.org) Received: from [127.0.0.1] (davidxu@localhost [127.0.0.1]) i93NB213027589; Sun, 3 Oct 2004 23:11:03 GMT (envelope-from davidxu@freebsd.org) Message-ID: <4160873F.7080702@freebsd.org> Date: Mon, 04 Oct 2004 07:11:59 +0800 From: David Xu User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.7.1) Gecko/20040730 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andrew Gallatin References: <16728.37731.540143.307772@grasshopper.cs.duke.edu> <41589B4A.9080508@elischer.org> <415AB791.10809@freebsd.org> <16730.48642.4481.841374@grasshopper.cs.duke.edu> <415B13E8.2090205@elischer.org> <16731.6010.446877.347190@grasshopper.cs.duke.edu> <415B1ED6.8010809@elischer.org> <16731.11515.504636.53058@grasshopper.cs.duke.edu> <415CCD79.3030401@freebsd.org> <16733.44926.348617.722562@grasshopper.cs.duke.edu> In-Reply-To: <16733.44926.348617.722562@grasshopper.cs.duke.edu> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit cc: Julian Elischer cc: freebsd-threads@freebsd.org Subject: Re: easy to reproduce unkillable threads X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 03 Oct 2004 23:11:04 -0000 FYI, I had committed a fix, it was expected to fix the problem. David Xu wrote: >davidxu 2004-10-03 13:23:49 UTC > > FreeBSD src repository > > Modified files: > sys/kern kern_sig.c > Log: > Don't bother to turn off other P_STOPPED bits for SIGKILL, doing > so would cause kernel to produce an unkillable process in some cases, > especially, P_STOPPED_SINGLE has a singling thread, turning off the > bit would mess the state. > > Revision Changes Path > 1.292 +1 -1 src/sys/kern/kern_sig.c > > > >