Re: use of PMU in guest generates messages in host

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On 01/12/2012 07:14 AM, Gleb Natapov wrote:
>>> This is MSR_OFFCORE_RSP_0 MSR which is not (yet?) supported. What is
>>> your host cpu and qemu command line?
>>
>> Host CPU: Intel(R) Xeon(R) CPU           E5540  @ 2.53GHz
>> and '-cpu host' is used on the qemu command line.
>>
> Use "-cpu host,model=29" should avid this message. We need to teach
> guest to not use non architectural MSRs.

Rather than teaching (changing guest code) why not change KVM to not log
a message on these writes until it is supported by KVM?

David
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