Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755799Ab1FIHOp (ORCPT ); Thu, 9 Jun 2011 03:14:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34427 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752569Ab1FIHOn (ORCPT ); Thu, 9 Jun 2011 03:14:43 -0400 Message-ID: <4DF072DE.8000700@redhat.com> Date: Thu, 09 Jun 2011 10:14:38 +0300 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc15 Lightning/1.0b3pre Thunderbird/3.1.10 MIME-Version: 1.0 To: Xiao Guangrong CC: Marcelo Tosatti , LKML , KVM Subject: Re: [PATCH 13/15] KVM: VMX: modify the default value of nontrap shadow pte References: <4DEE205E.8000601@cn.fujitsu.com> <4DEE2259.7080009@cn.fujitsu.com> In-Reply-To: <4DEE2259.7080009@cn.fujitsu.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1102 Lines: 32 On 06/07/2011 04:06 PM, Xiao Guangrong wrote: > Modify the default value to identify nontrap shadow pte and mmio shadow pte > whill will be introduced in later patch > > Signed-off-by: Xiao Guangrong > --- > arch/x86/kvm/vmx.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c > index 20dbf7f..8c3d343 100644 > --- a/arch/x86/kvm/vmx.c > +++ b/arch/x86/kvm/vmx.c > @@ -7110,7 +7110,7 @@ static int __init vmx_init(void) > kvm_disable_tdp(); > > if (bypass_guest_pf) > - kvm_mmu_set_nonpresent_ptes(~0xffeull, 0ull); > + kvm_mmu_set_nonpresent_ptes(0xfull<< 49 | 1ull, 0ull); > This can break on newer processors (well, so can the original, but the new one will break earlier). -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/