From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from farnsworth.org (xyzzy.farnsworth.org [65.39.95.219]) by ozlabs.org (Postfix) with SMTP id 981ACDDD0A for ; Wed, 28 Nov 2007 10:09:53 +1100 (EST) From: "Dale Farnsworth" Date: Tue, 27 Nov 2007 16:09:51 -0700 To: Kumar Gala Subject: Re: 85xx software reset problems from paulus.git Message-ID: <20071127230951.GA26687@xyzzy.farnsworth.org> References: <473DB6DF.9010804@anagramm.de> <0B4C1069-9D89-44E8-89F7-9E7CE07B03DF@kernel.crashing.org> <7C2ED552-6644-4FB3-A97B-05FC3E2141FF@kernel.crashing.org> <474B2A7F.5090607@anagramm.de> <20071127145424.8925.qmail@farnsworth.org> <751B3227-484E-45BE-B233-D4A8CAC2F3FD@kernel.crashing.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <751B3227-484E-45BE-B233-D4A8CAC2F3FD@kernel.crashing.org> Cc: linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, Nov 27, 2007 at 10:26:59AM -0600, Kumar Gala wrote: > On Nov 27, 2007, at 8:54 AM, Dale Farnsworth wrote: > >I wrote: > >>Kumar Gala wrote: > >>>>>Yes. The symptoms in 2.6.24RC2 are that during a kernel panic or > >>>>>when > >>>>>calling 'reboot' in the shell, it just hangs. Using the same dts > >>>>>and > >>>>>resets in 2.6.23.1 reboots fine. I don't have a cds reference, but > >>>>>someone who does should be able to confirm whether the issue > >>>>>exists > >>>>>or > >>>>>not by just attempting to reboot via bash. > >>> > >>>Can someone do a git-bisect and find the patch that breaks things? > >> > >>I'll see if I can reproduce it on my 8548cds. If so, I'll then git- > >>bisect. > > > >I tried this with the current powerpc.git tree on my mpc8548cds, and > >the reboot command works for me. The system rebooted just fine. > > I'm wondering if there is an issue rebooting if we are in an oops. I still can't reproduce it. Current powerpc.git reboots OK after an oops on my 8548cds. As long as I make it to "Rebooting in 180 seconds..", it resets 3 minutes later. It may be hw-dependent as well as sw-dependent. -Dale