From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Joerg Roedel" Subject: Re: Panic when loading kvm-amd.ko Date: Mon, 18 Jun 2007 18:32:47 +0200 Message-ID: <20070618163247.GC26270@amd.com> References: <20070617152725.GA18777@hansmi.ch> <4675552F.9000204@qumranet.com> <20070617175417.GA19120@hansmi.ch> <46757DF3.9030306@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Michael Hanselmann To: "Avi Kivity" Return-path: In-Reply-To: <46757DF3.9030306-atKUWr5tajBWk0Htik3J/w@public.gmane.org> Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org On Sun, Jun 17, 2007 at 09:31:15PM +0300, Avi Kivity wrote: > Michael Hanselmann wrote: > > > >> I suggest trying the same, as well as a bios upgrade. > >> > > > > Unfortunately, the BIOS doesn't allow me to configure anything like that > > and it's already the latest version released by HP. However, EFER.SVME > > isn't set before enabling it (checked using "rdmsrl(MSR_EFER, efer); > > printk(KERN_CRIT "DBG %d\n", efer & MSR_EFER_SVME_MASK);"). Since I'm > > completly out of ideas, is there anything more I could do? > > > > Maybe the AMD folk have a clue? I proofed that the GPF results from EFER.SVME being set to 1. This is a strong indicator that SVM is disabled by the BIOS. With the help of Michael I try to proof that tomorrow too. The has_svm code will need an update to handle those situations. I will submit a patch. Regards, Joerg -- | AMD Saxony Limited Liability Company & Co. KG Operating | Wilschdorfer Landstr. 101, 01109 Dresden, Germany System | Register Court Dresden: HRA 4896 Research | General Partner authorized to represent: Center | AMD Saxony LLC (Wilmington, Delaware, US) | General Manager of AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/