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Re: [PATCH v2 09/18] s390x/cpumodel: Fix UI to CPU features pcc-cmac-{ae
From: |
Markus Armbruster |
Subject: |
Re: [PATCH v2 09/18] s390x/cpumodel: Fix UI to CPU features pcc-cmac-{aes, eaes}-256 |
Date: |
Fri, 08 May 2020 14:00:43 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
David Hildenbrand <address@hidden> writes:
> On 05.05.20 17:29, Markus Armbruster wrote:
>> Both s390_features[S390_FEAT_PCC_CMAC_AES_256].name and
>> s390_features[S390_FEAT_PCC_CMAC_EAES_256].name is
>> "pcc-cmac-eaes-256". The former is obviously a pasto.
>>
>> Impact:
>>
>> * s390_feat_bitmap_to_ascii() misidentifies S390_FEAT_PCC_CMAC_AES_256
>> as "pcc-cmac-eaes-256". Affects QMP commands query-cpu-definitions,
>> query-cpu-model-expansion, query-cpu-model-baseline,
>> query-cpu-model-comparison, and the error message when
>> s390_realize_cpu_model() fails in check_compatibility().
>>
>> * s390_cpu_list() also misidentifies it. Affects -cpu help.
>>
>> * s390_cpu_model_register_props() creates CPU property
>> "pcc-cmac-eaes-256" twice. The second one fails, but the error is
>> ignored (a later commit will change that). Results in a single
>> property "pcc-cmac-eaes-256" with the description for
>> S390_FEAT_PCC_CMAC_AES_256, and no property for
>> S390_FEAT_PCC_CMAC_EAES_256. CPU properties are visible in CLI -cpu
>> and -device, QMP & HMP device_add, QMP device-list-properties, and
>> QOM introspection.
>>
>> Fix by deleting the wayward 'e'.
>
> You dropped the comment regarding msa4, was that intended?
Accident, will put it back. Glad you're paying attention!