From mboxrd@z Thu Jan 1 00:00:00 1970 From: Willow Schlanger Subject: A small fix Date: Mon, 25 Jun 2007 19:00:09 -0800 Message-ID: <46808139.8040008@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: 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 Hi, in vmx_vcpu_setup() is this code: vmcs_writel(GUEST_IDTR_BASE, 0); vmcs_write32(GUEST_IDTR_LIMIT, 0xffff); But if you use SIDT on a real processor, after boot-up, you will see the real-mode base is in fact 0, but the limit is 0x3ff. That is, in fact, the base an limit you are supposed to use when you switch back to real mode from protected mode. So 0xffff should be changed to 0x03ff in the lines above. Please write back with any comments... Willow Schlanger ------------------------------------------------------------------------- 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/