From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: [Patch 0/7] RealMode: Support for big real mode Date: Thu, 29 May 2008 08:48:11 -0500 Message-ID: <483EB41B.5030100@us.ibm.com> References: <20080527101851.201db183@frecb000711.frec.bull.fr> <483D00BE.4050802@qumranet.com> <483D7E48.9000402@us.ibm.com> <483E7898.2080903@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Guillaume Thouvenin , "kvm@vger.kernel.org" , Mohammed Gamal , "Kamble, Nitin A" , Marcelo Tosatti , laurent.vivier@bull.net, Alexander Graf To: Avi Kivity Return-path: Received: from e2.ny.us.ibm.com ([32.97.182.142]:49935 "EHLO e2.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756813AbYE2Nsk (ORCPT ); Thu, 29 May 2008 09:48:40 -0400 Received: from d01relay07.pok.ibm.com (d01relay07.pok.ibm.com [9.56.227.147]) by e2.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id m4TDmTiC017867 for ; Thu, 29 May 2008 09:48:29 -0400 Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d01relay07.pok.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m4TDmMT91056802 for ; Thu, 29 May 2008 09:48:22 -0400 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m4TDmLMb018527 for ; Thu, 29 May 2008 07:48:22 -0600 In-Reply-To: <483E7898.2080903@qumranet.com> Sender: kvm-owner@vger.kernel.org List-ID: Avi Kivity wrote: > Anthony Liguori wrote: >> Avi Kivity wrote: >>> Guillaume Thouvenin wrote: >>>> Hello, >>>> Those patches allow to boot OpenSuse-10.3. The problem with >>>> Opensuse 10.3 is it uses a version of gfxboot that reads SS after >>>> switching from real to protected mode, where SS contains an invalid >>>> value, which VMX does not allow. >>>> >>> >>> Thanks, applied all. I dropped vcpu_sregs_table after all, in favor >>> of 1:1 mapping of VCPU_SREG_* to the opcode encoding (similar to the >>> general purpose registers). >> >> There still seems to be an issue with this series. When running: >> >> sudo qemu-system-x86_64 -hda ./10gig.img -snapshot -cdrom >> isos/ubuntu-7.10-server-amd64.iso -boot dc >> >> Occassionally, I'll get: >> >> kvm_run: failed entry, reason 5 >> kvm_run returned -8 > > Occasionally, on boot, or after booting has completed? I'm pretty sure that it's limited to the functionality added by this code. > This isn't a regression if it's on boot only. No, I don't think it's a regression. Regards, Anthony Liguori