linux-kernel - Re: [PATCH 0/9] pvclock misc fixes

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Message-ID: <4BEA21A1.8040702@redhat.com>
Date:	Tue, 11 May 2010 17:33:53 -1000
From:	Zachary Amsden <zamsden@...hat.com>
To:	Glauber Costa <glommer@...hat.com>
CC:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org, avi@...hat.com
Subject: Re: [PATCH 0/9] pvclock misc fixes - v4.

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 <zamsden@...hat.com>
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