From owner-freebsd-current@FreeBSD.ORG Wed Nov 12 15:11:09 2003 Return-Path: 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 A06AD16A4CE for ; Wed, 12 Nov 2003 15:11:09 -0800 (PST) Received: from mail.speakeasy.net (mail7.speakeasy.net [216.254.0.207]) by mx1.FreeBSD.org (Postfix) with ESMTP id DAA3643FDD for ; Wed, 12 Nov 2003 15:11:08 -0800 (PST) (envelope-from jhb@FreeBSD.org) Received: (qmail 7180 invoked from network); 12 Nov 2003 23:11:08 -0000 Received: from unknown (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender )encrypted SMTP for ; 12 Nov 2003 23:11:08 -0000 Received: from laptop.baldwin.cx (gw1.twc.weather.com [216.133.140.1]) by server.baldwin.cx (8.12.9/8.12.9) with ESMTP id hACNAice028230 for ; Wed, 12 Nov 2003 18:10:44 -0500 (EST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.5.4 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 Date: Wed, 12 Nov 2003 18:10:42 -0500 (EST) From: John Baldwin To: current@FreeBSD.org X-Spam-Checker-Version: SpamAssassin 2.55 (1.174.2.19-2003-05-19-exp) Subject: HEADSUP: I toasted SMP 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: Wed, 12 Nov 2003 23:11:09 -0000 My turnstile changes have toasted SMP on current. Symptoms include a page fault in the priority propagation code. If I can't get it fixed tomorrow I will back out the turnstile changes. For now you can do 'set kern.smp.disabled=1' at the loader prompt to disable SMP and your kernel should still work fine as a UP kernel. Sorry for the inconvenience. :( -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/