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Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality
From: |
Collin Walling |
Subject: |
Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality |
Date: |
Mon, 16 Nov 2020 15:04:55 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.3.1 |
On 11/16/20 4:16 AM, Janosch Frank wrote:
> On 11/13/20 11:10 PM, Collin Walling wrote:
>> The Control Program Name Code (CPNC) portion of the diag318
>> info must be set within the SIE block of each VCPU in the
>> configuration. The handler will iterate through each VCPU
>> and dirty the diag318_info reg to be synced with KVM on a
>> subsequent sync_regs call.
>>
>> Additionally, the diag318 info resets must be handled via
>> userspace. As such, QEMU will reset this value for each
>> VCPU during a modified clear, load normal, and load clear
>> reset event.
>>
>> Fixes: fabdada9357b ("s390: guest support for diagnose 0x318")
>> Signed-off-by: Collin Walling <walling@linux.ibm.com>
>> ---
>
> Please push to devel so we get some coverage.
Done.
>
> I've run the KVM unit tests and started a normal PV guest for a simple
> smoke test.
> Reviewed-by: Janosch Frank <frankja@de.ibm.com>
Thanks!
[...]
--
Regards,
Collin
Stay safe and stay healthy
- [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Collin Walling, 2020/11/13
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Thomas Huth, 2020/11/15
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Janosch Frank, 2020/11/16
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality,
Collin Walling <=
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Cornelia Huck, 2020/11/16
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Christian Borntraeger, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Christian Borntraeger, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Collin Walling, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Thomas Huth, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Collin Walling, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Christian Borntraeger, 2020/11/24
- Re: [PATCH v3] s390/kvm: fix diag318 propagation and reset functionality, Thomas Huth, 2020/11/24