Re: [PATCH v1 2/2] KVM: s390: Topology expose TOPOLOGY facility

Pierre Morel
2021-07-15T10:48:24Z

On 7/15/21 10:52 AM, David Hildenbrand wrote:
> On 14.07.21 17:25, Pierre Morel wrote:
>> We add the KVM extension KVM_CAP_S390_CPU_TOPOLOGY, this will
>> allow the userland hypervisor to handle the interception of the
>> PTF (Perform topology Function) instruction.
>
> Ehm, no you don't add any new capability. Or my eyes are too tired to
> spot it :)

hum, yes, sorry, seems I kept my old commit message as I let fall the
capability after internal reviews.

>
>>
>> Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
>> ---
>>   arch/s390/tools/gen_facilities.c | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/arch/s390/tools/gen_facilities.c
>> b/arch/s390/tools/gen_facilities.c
>> index 606324e56e4e..2c260eb22bae 100644
>> --- a/arch/s390/tools/gen_facilities.c
>> +++ b/arch/s390/tools/gen_facilities.c
>> @@ -112,6 +112,7 @@ static struct facility_def facility_defs[] = {
>>           .name = "FACILITIES_KVM_CPUMODEL",
>>           .bits = (int[]){
>> +            11, /* configuration topology facility */
>>               12, /* AP Query Configuration Information */
>>               15, /* AP Facilities Test */
>>               156, /* etoken facility */
>>
>
>

--
Pierre Morel
IBM Lab Boeblingen