From mboxrd@z Thu Jan 1 00:00:00 1970 From: Xiao Guangrong Subject: Re: [edk2] KVM: MTRR: fix memory type handling if MTRR is completely disabled Date: Thu, 15 Oct 2015 11:59:04 +0800 Message-ID: <561F2488.3040400@linux.intel.com> References: <55FBDB6D.4040207@gmail.com> <55FBE248.4010809@redhat.com> <55FC4E6F.8030104@gmail.com> <55FF7095.5060106@linux.intel.com> <55FF7C41.7070400@linux.intel.com> <560D3F31.5000703@gmail.com> <560D40C2.5080205@redhat.com> <560E96D8.9080007@gmail.com> <561DD2EC.5040800@linux.intel.com> <561E0655.8080508@gmail.com> <561E1121.7030502@linux.intel.com> <561E1329.5080109@linux.intel.com> <561E24BF.4020704@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Janusz , Paolo Bonzini , Wanpeng Li , kvm@vger.kernel.org, edk2-devel@ml01.01.org To: Laszlo Ersek Return-path: Received: from mga02.intel.com ([134.134.136.20]:58655 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750714AbbJOEFS (ORCPT ); Thu, 15 Oct 2015 00:05:18 -0400 In-Reply-To: <561E24BF.4020704@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 10/14/2015 05:47 PM, Laszlo Ersek wrote: > On 10/14/15 10:32, Xiao Guangrong wrote: >> >> >> On 10/14/2015 04:24 PM, Xiao Guangrong wrote: >>> >>> >>> On 10/14/2015 03:37 PM, Janusz wrote: >>>> I was able to run my virtual machine with this, but had very high cpu >>>> usage when something happen in it like booting system. once, my virtual >>>> machine hang and I couln't even get my mouse / keyboard back from qemu. >>>> When I did vga passthrough, I didn't get any video output, and cpu usage >>>> was also high. Tried it on 4.3 >>> >>> Which tree are you using? Is it kvm tree? >>> Could you please work on queue brancn on current kvm tree based on >>> top commit 73917739334c6509: KVM: x86: fix SMI to halted VCPU. >>> >>> Hmm... interesting, this diff works on my box... >> >> Forgot to say that i built my test env following the instructions on >> kvm-wiki: >> http://www.linux-kvm.org/page/OVMF > > Wow! Someone actually cares about the whitepaper. Thank you. :) :) The document is really useful to me, thanks for your contribution.