From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zachary Amsden Subject: Re: [PATCH 0/9] pvclock misc fixes - v4. Date: Tue, 11 May 2010 17:33:53 -1000 Message-ID: <4BEA21A1.8040702@redhat.com> References: <1273594667-17175-1-git-send-email-glommer@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, avi@redhat.com To: Glauber Costa Return-path: In-Reply-To: <1273594667-17175-1-git-send-email-glommer@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On 05/11/2010 06:17 AM, Glauber Costa wrote: > This is the fourth version ov kvmclock fixes. > > Just two minor changes in patch 5, per avi request, and > the addition of cpuid.txt file, documenting all cpuid flags > we use. > > As a side effect, this patch removes the time-travel feature > in kvm guests. > > Glauber Costa (9): > Enable pvclock flags in vcpu_time_info structure > Add a global synchronization point for pvclock > change msr numbers for kvmclock > add new KVMCLOCK cpuid feature > export paravirtual cpuid flags in KVM_GET_SUPPORTED_CPUID > Try using new kvm clock msrs > don't compute pvclock adjustments if we trust the tsc > Tell the guest we'll warn it about tsc stability > Add cpuid.txt file > > Documentation/kvm/cpuid.txt | 44 ++++++++++++++++++++++++++++ > arch/x86/include/asm/kvm_para.h | 13 ++++++++ > arch/x86/include/asm/pvclock-abi.h | 4 ++- > arch/x86/include/asm/pvclock.h | 1 + > arch/x86/kernel/kvmclock.c | 56 ++++++++++++++++++++++------------- > arch/x86/kernel/pvclock.c | 37 +++++++++++++++++++++++ > arch/x86/kvm/x86.c | 44 +++++++++++++++++++++++++++- > 7 files changed, 176 insertions(+), 23 deletions(-) > create mode 100644 Documentation/kvm/cpuid.txt > > Acked-by: Zachary Amsden