Re: [PATCH v5 1/7] s390: ap: kvm: add PQAP interception for AQIC

Pierre Morel
2019-03-21T14:05:37Z

On 19/03/2019 18:07, Pierre Morel wrote:
> On 19/03/2019 15:54, Halil Pasic wrote:
>> On Tue, 19 Mar 2019 11:01:44 +0100
>> Pierre Morel <pmorel@linux.ibm.com> wrote:
>>
>>> On 15/03/2019 18:28, Halil Pasic wrote:
>>

...snip...

>>
>>> We should also do it right for TAPQ with t bit set. I remember
>>> Christian already warned about this but we did not implement it.
>>>
>>
>> Yes, I have some blurry memories of something similar myself. I wonder
>> if there was a reason, or did we just forget to address this issue.
>
>
> I will integrate it in the next iteration too, even it is not IRQ, the
> PQAP hook patch can be more general.

After all, I will not do this, I remember the reason why we did not do
it once: simply it is not intercepted until we enable it.

So we will handle it when we enable the TAPQ-t interception

Regards,
Pierre

--
Pierre Morel
Linux/KVM/QEMU in Böblingen - Germany