linux-kernel - Re: [PATCH v2 0/7] Pvclock fixes , version two

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Date:	Tue, 04 May 2010 17:57:18 -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 v2 0/7] Pvclock fixes , version two

On 05/03/2010 05:52 AM, Glauber Costa wrote:
> Here is a new version of this series.
>
> I am definitely leaving any warp calculations out, as Jeremy wisely
> points out that Chuck Norris should perish before we warp.
>
> Also, in this series, I am using KVM_GET_SUPPORTED_CPUID to export
> our features to userspace, as avi suggets. (patch 4/7), and starting
> to use the flag that indicates possible tsc stability (patch 7/7), although
> it is still off by default.
>
> Glauber Costa (7):
>    Enable pvclock flags in vcpu_time_info structure
>    Add a global synchronization point for pvclock
>    change msr numbers for kvmclock
>    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
>
>   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                 |   37 +++++++++++++++++++++++-
>   6 files changed, 125 insertions(+), 23 deletions(-)
>
>    
Acked-by: Zachary Amsden <zamsden@...hat.com>

I'll rebase on top of these if they get pulled.

And obviously, there is no point in checking for warp if Chuck Norris 
has perished.  I happen to have a special place in my heart for nunchaku 
masters despite the fact that this created a generation of teenagers who 
insisted they were called numb-chucks.
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