From: Cornelia Huck <cohuck@redhat.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: David Hildenbrand <david@redhat.com>,
Tony Krowiak <akrowiak@linux.vnet.ibm.com>,
qemu-devel@nongnu.org, qemu-s390x@nongnu.org,
schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com,
bjsdjshi@linux.vnet.ibm.com, pmorel@linux.vnet.ibm.com,
alifm@linux.vnet.ibm.com, mjrosato@linux.vnet.ibm.com,
jjherne@linux.vnet.ibm.com, pasic@linux.vnet.ibm.com,
eskultet@redhat.com, berrange@redhat.com,
alex.williamson@redhat.com, eric.auger@redhat.com,
pbonzini@redhat.com, peter.maydell@linaro.org, agraf@suse.de,
rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH v4 3/5] s390x/cpumodel: Set up CPU model for AP device support
Date: Wed, 18 Apr 2018 09:40:29 +0200 [thread overview]
Message-ID: <20180418094029.14b64108.cohuck@redhat.com> (raw)
In-Reply-To: <354ba31f-7502-b873-e254-fe3dbfc07b54@de.ibm.com>
On Tue, 17 Apr 2018 20:21:31 +0200
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> On 04/16/2018 05:44 PM, David Hildenbrand wrote:
> >
> >>
> >> diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
> >> index 0cdbc15..0d5b0f7 100644
> >> --- a/target/s390x/gen-features.c
> >> +++ b/target/s390x/gen-features.c
> >> @@ -447,6 +447,9 @@ static uint16_t full_GEN12_GA1[] = {
> >> S390_FEAT_ADAPTER_INT_SUPPRESSION,
> >> S390_FEAT_EDAT_2,
> >> S390_FEAT_SIDE_EFFECT_ACCESS_ESOP2,
> >> + S390_FEAT_AP_QUERY_CONFIG_INFO,
> >> + S390_FEAT_AP_FACILITIES_TEST,
> >> + S390_FEAT_AP,
> >> };
> >>
> >
> > Now I have to ask a very stupid question:
> >
> > I heard that the execution controls in the SIE block for AP are one of
> > the oldest ones we have around. How can it be that the AP feature cannot
> > be used before zEC12?
>
> It was a suggestion from the crypto team due to testability. Nobody has a z196
> with the older cards.
>
Might be worth adding a note to that respect?
next prev parent reply other threads:[~2018-04-18 7:40 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-15 19:07 [Qemu-devel] [PATCH v4 0/5] s390x: vfio-ap: guest dedicated crypto adapters Tony Krowiak
2018-04-15 19:07 ` [Qemu-devel] [PATCH v4 1/5] linux-headers: linux header updates for AP support Tony Krowiak
2018-04-15 19:07 ` [Qemu-devel] [PATCH v4 2/5] s390x/ap: base Adjunct Processor (AP) object Tony Krowiak
2018-04-18 9:16 ` Pierre Morel
2018-04-22 15:39 ` Tony Krowiak
2018-04-15 19:07 ` [Qemu-devel] [PATCH v4 3/5] s390x/cpumodel: Set up CPU model for AP device support Tony Krowiak
2018-04-16 15:44 ` David Hildenbrand
2018-04-17 18:20 ` Tony Krowiak
2018-04-17 18:21 ` Christian Borntraeger
2018-04-18 7:40 ` Cornelia Huck [this message]
2018-04-18 8:59 ` David Hildenbrand
2018-04-22 15:41 ` Tony Krowiak
2018-05-03 14:54 ` Tony Krowiak
2018-04-22 15:40 ` Tony Krowiak
2018-04-18 10:55 ` Halil Pasic
2018-04-18 11:03 ` David Hildenbrand
2018-04-18 11:50 ` Pierre Morel
2018-04-22 15:52 ` Tony Krowiak
2018-04-22 15:43 ` Tony Krowiak
2018-04-22 16:01 ` Halil Pasic
2018-04-22 16:15 ` Tony Krowiak
2018-05-08 10:46 ` Tony Krowiak
2018-04-22 15:52 ` Tony Krowiak
2018-04-22 16:03 ` Halil Pasic
2018-04-15 19:07 ` [Qemu-devel] [PATCH v4 4/5] s390x/vfio: ap: Introduce VFIO AP device Tony Krowiak
2018-04-18 9:11 ` Pierre Morel
2018-04-22 15:55 ` Tony Krowiak
2018-04-19 12:03 ` Cornelia Huck
2018-04-22 16:05 ` Tony Krowiak
2018-04-23 7:00 ` Cornelia Huck
2018-04-26 14:50 ` Tony Krowiak
2018-04-15 19:07 ` [Qemu-devel] [PATCH v4 5/5] s390: doc: detailed specifications for AP virtualization Tony Krowiak
2018-04-15 19:14 ` [Qemu-devel] [PATCH v4 0/5] s390x: vfio-ap: guest dedicated crypto adapters no-reply
2018-04-19 11:51 ` Cornelia Huck
2018-04-22 16:17 ` Tony Krowiak
2018-04-23 7:01 ` Cornelia Huck
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