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Re: [qemu-s390x] [PATCH v2 2/3] s390x/cpumodel: default enable mepoch fo
From: |
Cornelia Huck |
Subject: |
Re: [qemu-s390x] [PATCH v2 2/3] s390x/cpumodel: default enable mepoch for z14 and later |
Date: |
Wed, 13 Feb 2019 10:47:21 +0100 |
On Mon, 11 Feb 2019 20:16:56 -0500
Collin Walling <address@hidden> wrote:
> Latest systems and host kernels support mepoch, which is a
> feature that was meant to be supported for z14 GA1 from the
> get-go. Let's copy it to the z14 GA1 default CPU model.
>
> Machines s390-ccw-virtio-3.1 and older will retain the old CPU
> models and will not provide this bit nor the extended PTFF
> functions in the default model.
>
> Signed-off-by: Collin Walling <address@hidden>
> ---
> @Christian, @David: I elected to not add your r-b's to this
> patch since I've added some code to disable feature groups.
> I'd like to know what you both think :)
> ---
> hw/s390x/s390-virtio-ccw.c | 2 ++
> target/s390x/cpu_models.c | 24 ++++++++++++++++++++++++
> target/s390x/cpu_models.h | 2 ++
> target/s390x/gen-features.c | 2 ++
> 4 files changed, 30 insertions(+)
This gained a conflict in s390-virtio-ccw.c, which I fixed up.
Thanks, applied.
- [qemu-s390x] [PATCH v2 1/3] s390x/cpumodel: mepochptff: warn when no mepoch and re-align group init, Collin Walling, 2019/02/11
- [qemu-s390x] [PATCH v2 2/3] s390x/cpumodel: default enable mepoch for z14 and later, Collin Walling, 2019/02/11
- [qemu-s390x] [PATCH v2 3/3] s390x/cpumodel: add z14 GA2 model, Collin Walling, 2019/02/11
- Re: [qemu-s390x] [PATCH v2 1/3] s390x/cpumodel: mepochptff: warn when no mepoch and re-align group init, Cornelia Huck, 2019/02/12
- Re: [qemu-s390x] [PATCH v2 1/3] s390x/cpumodel: mepochptff: warn when no mepoch and re-align group init, Christian Borntraeger, 2019/02/12
- Re: [qemu-s390x] [PATCH v2 1/3] s390x/cpumodel: mepochptff: warn when no mepoch and re-align group init, David Hildenbrand, 2019/02/12
- Re: [qemu-s390x] [PATCH v2 1/3] s390x/cpumodel: mepochptff: warn when no mepoch and re-align group init, Cornelia Huck, 2019/02/13