From owner-cvs-src@FreeBSD.ORG Sat Aug 28 05:11:10 2004 Return-Path: <owner-cvs-src@FreeBSD.ORG> Delivered-To: cvs-src@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C1DE116A4CE; Sat, 28 Aug 2004 05:11:10 +0000 (GMT) Received: from green.homeunix.org (pcp04368961pcs.nrockv01.md.comcast.net [69.140.212.7]) by mx1.FreeBSD.org (Postfix) with ESMTP id B0A2E43D48; Sat, 28 Aug 2004 05:11:09 +0000 (GMT) (envelope-from green@green.homeunix.org) Received: from green.homeunix.org (green@localhost [127.0.0.1]) by green.homeunix.org (8.13.1/8.13.1) with ESMTP id i7S5B9Ta003720; Sat, 28 Aug 2004 01:11:09 -0400 (EDT) (envelope-from green@green.homeunix.org) Received: (from green@localhost) by green.homeunix.org (8.13.1/8.13.1/Submit) id i7S5B8Bm003707; Sat, 28 Aug 2004 01:11:08 -0400 (EDT) (envelope-from green) Date: Sat, 28 Aug 2004 01:11:07 -0400 From: Brian Fundakowski Feldman <green@FreeBSD.org> To: Scott Long <scottl@samsco.org> Message-ID: <20040828051107.GA1054@green.homeunix.org> References: <200408280104.i7S14ilS083055@repoman.freebsd.org> <412FDA62.2010405@samsco.org> <20040828041405.GC1085@green.homeunix.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040828041405.GC1085@green.homeunix.org> User-Agent: Mutt/1.5.6i cc: cvs-src@FreeBSD.org cc: src-committers@FreeBSD.org cc: cvs-all@FreeBSD.org cc: Peter Wemm <peter@FreeBSD.org> Subject: Re: cvs commit: src/sys/kern kern_switch.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the src tree <cvs-src.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>, <mailto:cvs-src-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/cvs-src> List-Post: <mailto:cvs-src@freebsd.org> List-Help: <mailto:cvs-src-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>, <mailto:cvs-src-request@freebsd.org?subject=subscribe> X-List-Received-Date: Sat, 28 Aug 2004 05:11:10 -0000 On Sat, Aug 28, 2004 at 12:14:05AM -0400, Brian Fundakowski Feldman wrote: > On Fri, Aug 27, 2004 at 07:05:38PM -0600, Scott Long wrote: > > Peter Wemm wrote: > > >peter 2004-08-28 01:04:44 UTC > > > > > > FreeBSD src repository > > > > > > Modified files: > > > sys/kern kern_switch.c > > > Log: > > > Backout the previous backout (with scott's ok). sched_ule.c:1.122 is > > > believed to fix the problem with ULE that this change triggered. > > > > > > Revision Changes Path > > > 1.81 +2 -0 src/sys/kern/kern_switch.c > > > > I'm hoping that with these changes that we can turn PREEMPTION back on > > soon and get it ready for merging into RELENG_5 for the 5.3 release. > > Thanks to Peter and Jeff and Julian for putting their heads together and > > solving this. > > It'll be really great if this does indeed fix issues; that and the IPI fix > (which works for me; I'll test out this commit soon). No good: panic: APIC: Previous IPI is stuck cpuid = 1 KDB: stack backtrace: kdb_backtrace panic lapic_ipi_vectored ipi_selected forward_statclock rtcintr intr_execute_handlers lapic_handle_intr Xapic_isr1 --- interrupt _mtx_lock_sleep _mtx_lock_flags ithread_loop fork_exit fork_trampoline --- trap 0x1 -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\