From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH] KVM: fix calculation of initial value of rdx register Date: Tue, 07 Nov 2006 10:14:55 +0200 Message-ID: <4550407F.6030007@qumranet.com> References: <20061106131502.BD90D2500A7@cleopatra.q> <200611061947.47165.mail@earthworm.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: To: "Hesse, Christian" In-Reply-To: <200611061947.47165.mail-8oMOrB1mGocUSW6y5lq3GQ@public.gmane.org> 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 Hesse, Christian wrote: > On Monday 06 November 2006 14:15, you wrote: > >> On bootup, the rdx register contains information about the processor. The >> function which calculates this value has the bugs: >> >> - missing 'cpuid' to get the value from the processor >> - missing register clobber caused a miscompilation in some circumstances >> - we shouldn't return a value that depends on the current processor in >> case we migrate >> >> In any case nobody looks at the value, so just return a generic P6 >> identifier. >> > > I'm sorry, but this does not change the situation for me... My system still > freezes with the same messages. > > Awaiting more patches. :) > Please revert all external patches (except kvm :) and try again. I don't think it matters, but let's make sure. Then, please apply the attached patch. You will need serial console or netconsole, and to echo 9 > /proc/sysrq-trigger before launching the VM. BTW, what OS are you trying to run in the guest? -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642