Re: [RFCv2 12/37] KVM: s390: protvirt: Handle SE notification interceptions

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On 04.02.20 22:16, Thomas Huth wrote:
> On 03/02/2020 14.19, Christian Borntraeger wrote:
>> From: Janosch Frank <frankja@xxxxxxxxxxxxx>
>>
>> Since KVM doesn't emulate any form of load control and load psw
>> instructions anymore, we wouldn't get an interception if PSWs or CRs
>> are changed in the guest. That means we can't inject IRQs right after
>> the guest is enabled for them.
> 
> I had to read that twice to understand it. I'd suggest maybe rather
> something like:
> 
> Since there is no interception for load control and load psw instruction
> in the protected mode, we need a new way to get notified whether we have
> to inject an IRQ right after the guest has just enabled the possibility
> for receiving them.

I will use this with minor tweaks.
> 
>> The new interception codes solve that problem by being a notification
> 
> maybe s/being/providing/

ack




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