Re: [Qemu-devel] [PATCH STABLE 0/3] Backport kvm cpuid feature trimming to stable

[Avi Kivity <avi@redhat.com>]

(restored cc list)

Glauber Costa wrote:
> On Tue, May 19, 2009 at 2:02 AM, Avi Kivity <avi@redhat.com> wrote:
>   
>> Glauber Costa wrote:
>>     
>>> subject self explanatory
>>>
>>>       
>> Right, so you have free space here to provide the motivation for the
>> backport.  It's a large change and it isn't immediately obvious that it's
>> stable branch material.
>>
>>     
>
> This does not introduce any new features.
> Users expects the guest not to have any cpuid features that the host
> cannot honnor. There has been multiple bug reports regarding this in
> the past of Fedora users. I imagine other users have seen it too.
>   

If it hits users then it's obviously important.  Note though that Mark 
found some bugs there, so we need to either backport Mark's patches or 
look for a simpler workaround.

-- 
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