On 05/01/17 13:43, Jan Beulich wrote:
>>>> On 04.01.17 at 13:39, <andrew.coop...@citrix.com> wrote:
>> --- a/xen/include/asm-x86/cpuid.h
>> +++ b/xen/include/asm-x86/cpuid.h
>> @@ -78,10 +78,10 @@ struct cpuid_policy
>> * Global *_policy objects:
>> *
>> * - Host accurate:
>> - * - max_{,sub}leaf
>> * - {xcr0,xss}_{high,low}
>> *
>> * - Guest appropriate:
>> + * - max_{,sub}leaf
>> * - All FEATURESET_* words
> I can see the point of the addition, but why the removal?
Because the max_{,sub}leaf fields are no longer host-accurate. They are
min(host, tolerated policy).
~Andrew
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