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Re: [Qemu-devel] [PATCH/RFC 0/3] ais fixups for 2.11
From: |
Christian Borntraeger |
Subject: |
Re: [Qemu-devel] [PATCH/RFC 0/3] ais fixups for 2.11 |
Date: |
Fri, 22 Sep 2017 15:08:22 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.0 |
On 09/22/2017 01:27 PM, Christian Borntraeger wrote:
> On 09/22/2017 10:38 AM, Christian Borntraeger wrote:
>> Conny, this seem to work on KVM (needs more testing and review).
>> Can you check what happens with TCG?
>>
>> Patch 1 is the known base patch,
>> Patch 2 fixes the ais detection to be based on the flic interfaces
>> Patch 3 disables ais for all compat machines <= 2.10
>>
>>
>>
>> Christian Borntraeger (3):
>> s390x/ais: disable ais facility as it is broken
>> s390x/ais: enable ais when migration is available
>> s390x/ais: disable ais for compat machines
>>
>> hw/intc/s390_flic.c | 11 +++++++++--
>> hw/intc/s390_flic_kvm.c | 10 +++++++++-
>> hw/s390x/s390-virtio-ccw.c | 18 ++++++++++++++++--
>> include/hw/s390x/s390-virtio-ccw.h | 3 +++
>> include/hw/s390x/s390_flic.h | 1 +
>> target/s390x/cpu_models.c | 6 ++++++
>> target/s390x/kvm.c | 3 +--
>> 7 files changed, 45 insertions(+), 7 deletions(-)
>>
>
> FWIW, with patch 1 backported to 2.10 and patches 1,2,3 on top of current
> master (as 211)
> I started some crossmigration test and successfully tested
> the following combinations with KVM and -cpu host on an 4.13 kernel
This was on the same host migration in a file and back from a file.
On the same host kenrel 4.11.12 (no AIS support in KVM at all)
and 4.12.14 (AIS support, but no migration) also survived the test matrix
for migration into/from file.
- [Qemu-devel] [PATCH/RFC 1/3] s390x/ais: disable ais facility as it is broken, (continued)
- [Qemu-devel] [PATCH/RFC 1/3] s390x/ais: disable ais facility as it is broken, Christian Borntraeger, 2017/09/22
- [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, Christian Borntraeger, 2017/09/22
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, David Hildenbrand, 2017/09/26
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, Christian Borntraeger, 2017/09/26
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, David Hildenbrand, 2017/09/26
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, Christian Borntraeger, 2017/09/26
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, Cornelia Huck, 2017/09/26
- Re: [Qemu-devel] [PATCH/RFC 3/3] s390x/ais: disable ais for compat machines, Christian Borntraeger, 2017/09/26
Re: [Qemu-devel] [PATCH/RFC 0/3] ais fixups for 2.11, Christian Borntraeger, 2017/09/22
- Re: [Qemu-devel] [PATCH/RFC 0/3] ais fixups for 2.11,
Christian Borntraeger <=