[CRIU] [PATCH 2/2] x86: restore -- Allow to restore fpu even if image is incomatible with cpu state

Pavel Emelyanov xemul at parallels.com
Thu Jan 30 03:31:19 PST 2014


On 01/30/2014 03:20 PM, Cyrill Gorcunov wrote:
> On Thu, Jan 30, 2014 at 03:15:58PM +0400, Pavel Emelyanov wrote:
>> So the short summary of the above.
>>
>> The --fpu-mode compat means we restore only on equal of more capable CPU
> 
> Yes.
> 
>> The --fpu-mode any means we restore whatever gets restored
> 
> Exactly.
> 

OK. In that case the option name and arguments may have better names.
I suggest the --cpu-incompat option with the "what features can be not
present on the CPU" and the single (for now) argument "fpu" with the
meaning "FPU can be incompatible". Later we can extend the option's
meaning if we need.

Thoughts?

Thanks,
Pavel


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