From owner-cvs-src@FreeBSD.ORG Sun May 30 23:10:54 2004 Return-Path: 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 6FD8016A4CE; Sun, 30 May 2004 23:10:54 -0700 (PDT) Received: from mailout1.pacific.net.au (mailout1.pacific.net.au [61.8.0.84]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9CE7743D48; Sun, 30 May 2004 23:10:53 -0700 (PDT) (envelope-from bde@zeta.org.au) Received: from mailproxy2.pacific.net.au (mailproxy2.pacific.net.au [61.8.0.87])i4V6Aq4u014776; Mon, 31 May 2004 16:10:52 +1000 Received: from gamplex.bde.org (katana.zip.com.au [61.8.7.246]) i4V6AnLS024755; Mon, 31 May 2004 16:10:50 +1000 Date: Mon, 31 May 2004 16:10:49 +1000 (EST) From: Bruce Evans X-X-Sender: bde@gamplex.bde.org To: Tim Robbins In-Reply-To: <20040531013346.GA13027@cat.robbins.dropbear.id.au> Message-ID: <20040531160707.R13207@gamplex.bde.org> References: <200405300449.i4U4nefi032690@repoman.freebsd.org> <20040531003955.C2580@gamplex.bde.org> <20040531013346.GA13027@cat.robbins.dropbear.id.au> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: Alan Cox cc: cvs-src@FreeBSD.org cc: src-committers@FreeBSD.org cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/amd64/amd64 intr_machdep.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 31 May 2004 06:10:54 -0000 On Mon, 31 May 2004, Tim Robbins wrote: > On Mon, May 31, 2004 at 12:49:16AM +1000, Bruce Evans wrote: > > On Mon, 31 May 2004, Tim Robbins wrote: > > > > > On Sat, May 29, 2004 at 09:49:40PM -0700, Alan Cox wrote: > > > > alc 2004/05/29 21:49:40 PDT > > > > > > > > FreeBSD src repository > > > > > > > > Modified files: > > > > sys/amd64/amd64 intr_machdep.c > > > > Log: > > > > MFi386 revision 1.6 > > > > Reenable ithread preemption for interrupts that occur while executing in > > > > the kernel. > > > > > > This somehow causes my machine to get wedged after printing the Uptime: > > > line when I run "reboot". > > > > I think it is recent changes to acpi that do that. > > I initially suspected ACPI, but reverting this file to the previous > revision allows the machine to reboot successfully. A few people > on -current have reported similar success after backing out the i386 > equivalent. I think the problem is actually in ACPI mode. Not using ACPI avoided it be breaking support for APIC mode on my test system. I thought I tested on another system, but it didn't have the above change and it needs ACPI for APIC too. Bruce