From: Cornelia Huck <cohuck@redhat.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: qemu-devel <qemu-devel@nongnu.org>,
qemu-s390x <qemu-s390x@nongnu.org>,
Thomas Huth <thuth@redhat.com>,
David Hildenbrand <david@redhat.com>,
Halil Pasic <pasic@linux.vnet.ibm.com>,
Janosch Frank <frankja@linux.vnet.ibm.com>,
Alexander Graf <agraf@suse.de>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH] s390/cpumodel: default enable bpb and ppa15 for z196 and later
Date: Tue, 26 Jun 2018 16:58:28 +0200 [thread overview]
Message-ID: <20180626165828.7c6fb093.cohuck@redhat.com> (raw)
In-Reply-To: <20180626123830.18282-1-borntraeger@de.ibm.com>
On Tue, 26 Jun 2018 14:38:30 +0200
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> Most systems and host kernels provide the necessary building blocks for
> bpb and ppa15. We can reverse the logic and default enable those
> features, while still allowing to disable it via cpu model.
>
> So let us add bpb and ppa15 to z196 and later default CPU model for the
> qemu 3.0 machine. (like -cpu z13). Older machine types (e.g.
> s390-ccw-virtio-2.12) will retain the old value and not provide those
> bits in the default model.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> hw/s390x/s390-virtio-ccw.c | 2 ++
> target/s390x/gen-features.c | 2 ++
> 2 files changed, 4 insertions(+)
Thanks, applied.
prev parent reply other threads:[~2018-06-26 14:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-26 12:38 [Qemu-devel] [PATCH] s390/cpumodel: default enable bpb and ppa15 for z196 and later Christian Borntraeger
2018-06-26 12:49 ` David Hildenbrand
2018-06-26 14:58 ` Cornelia Huck [this message]
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