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Re: [Xen-devel] [PATCH V2 1/2] x86/altp2m: Add hypercall to set a range of sve bits



On 19.11.2019 10:05, Alexandru Stefan ISAILA wrote:
> On 18.11.2019 16:09, Jan Beulich wrote:
>> On 18.11.2019 14:39, Alexandru Stefan ISAILA wrote:
>>> For this HVMOP_ALTP2M_INTERFACE_VERSION shout be increased. I will leave
>>> it to Tamas to decide if we will need a different structure for
>>> xen_hvm_altp2m_suppress_ve_multi to keep the compatibility.
>>
>> Wasn't is that due to the possible guest exposure it was decided
>> that the interface version approach was not suitable here, and hence
>> it shouldn't be bumped any further?
>>
> 
> That is correct but there was also requested to add the new opaque field 
> so I don't know how to have that an still keep the same version.

New sub-op?

Jan

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