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Re: [Qemu-devel] [PATCH v2] s390x/cpumodel: model PTFF subfunctions for


From: Cornelia Huck
Subject: Re: [Qemu-devel] [PATCH v2] s390x/cpumodel: model PTFF subfunctions for Multiple-epoch facility
Date: Tue, 6 Feb 2018 19:58:59 +0100

On Mon,  5 Feb 2018 11:29:35 +0100
David Hildenbrand <address@hidden> wrote:

> For now, the kernel does not properly indicate configured CPU subfunctions
> to the guest, but simply uses the host values (as support in KVM is still
> missing). That's why we missed to model the PTFF subfunctions that come
> with Multiple-epoch facility.
> 
> Let's properly add these, along with a new feature group.
> 
> Signed-off-by: David Hildenbrand <address@hidden>
> ---
> 
> v1 -> v2:
> - s/MEPOCH/MULTIPLE_EPOCH/ (only internally visible)
> - Add the features to the z14 full model
> - Clear the features if Multiple-epoch facility is not installed
> 
>  target/s390x/cpu_features.c     |  5 +++++
>  target/s390x/cpu_features_def.h |  4 ++++
>  target/s390x/gen-features.c     | 11 +++++++++++
>  target/s390x/kvm.c              |  8 ++++++++
>  4 files changed, 28 insertions(+)

Thanks, applied.



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