Re: [Qemu-devel] [PATCH v4 3/5] s390x/cpumodel: Set up CPU model for AP device support

[David Hildenbrand <david@redhat.com>]

On 18.04.2018 12:55, Halil Pasic wrote:
> 
> 
> On 04/15/2018 09:07 PM, Tony Krowiak wrote:
>> A new CPU model feature and two new CPU model facilities are
>> introduced to support AP devices for a KVM guest.
> [..]
>> diff --git a/target/s390x/cpu_features.c b/target/s390x/cpu_features.c
>> index 3b9e274..5ee3a2d 100644
>> --- a/target/s390x/cpu_features.c
>> +++ b/target/s390x/cpu_features.c
>> @@ -40,8 +40,10 @@ static const S390FeatDef s390_features[] = {
>>       FEAT_INIT("srs", S390_FEAT_TYPE_STFL, 9, "Sense-running-status facility"),
>>       FEAT_INIT("csske", S390_FEAT_TYPE_STFL, 10, "Conditional-SSKE facility"),
>>       FEAT_INIT("ctop", S390_FEAT_TYPE_STFL, 11, "Configuration-topology facility"),
>> +    FEAT_INIT("apqci", S390_FEAT_TYPE_STFL, 12, "Query AP Configuration facility"),
> 
> Why did you change this form qci to apqci. Too may people found the
> qci good?

If the facility is called "Query AP Configuration facility" it should be
qapc

Where does the term "qci" come from ?

> 
>>       FEAT_INIT("ipter", S390_FEAT_TYPE_STFL, 13, "IPTE-range facility"),
>>       FEAT_INIT("nonqks", S390_FEAT_TYPE_STFL, 14, "Nonquiescing key-setting facility"),
>> +    FEAT_INIT("apft", S390_FEAT_TYPE_STFL, 15, "Adjunct Processor Facilities Test facility"),
>>       FEAT_INIT("etf2", S390_FEAT_TYPE_STFL, 16, "Extended-translation facility 2"),
>>       FEAT_INIT("msa-base", S390_FEAT_TYPE_STFL, 17, "Message-security-assist facility (excluding subfunctions)"),
>>       FEAT_INIT("ldisp", S390_FEAT_TYPE_STFL, 18, "Long-displacement facility"),
>> @@ -129,6 +131,7 @@ static const S390FeatDef s390_features[] = {
>>
>>       FEAT_INIT_MISC("dateh2", "DAT-enhancement facility 2"),
>>       FEAT_INIT_MISC("cmm", "Collaborative-memory-management facility"),
>> +    FEAT_INIT_MISC("ap", "AP facilities installed"),
> 
> Why plural ('facilities')? Would not s/facilities/instructions be more end-user
> friendly?
> 
> Regards,
> Halil
> 


-- 

Thanks,

David / dhildenb