* [PATCH 0/2] KVM: s390: Enable some more facilities
@ 2021-06-22 14:34 Christian Borntraeger
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
` (2 more replies)
0 siblings, 3 replies; 11+ messages in thread
From: Christian Borntraeger @ 2021-06-22 14:34 UTC (permalink / raw)
To: Janosch Frank
Cc: KVM, Cornelia Huck, Christian Borntraeger, David Hildenbrand,
linux-s390, Thomas Huth, Claudio Imbrenda
Some more facilities that can be enabled in the future.
Christian Borntraeger (2):
KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
KVM: s390: allow facility 192 (vector-packed-decimal-enhancement
facility 2)
arch/s390/kvm/kvm-s390.c | 4 ++++
arch/s390/tools/gen_facilities.c | 4 ++++
2 files changed, 8 insertions(+)
--
2.31.1
^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
2021-06-22 14:34 [PATCH 0/2] KVM: s390: Enable some more facilities Christian Borntraeger
@ 2021-06-22 14:34 ` Christian Borntraeger
2021-06-22 16:24 ` Claudio Imbrenda
` (2 more replies)
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
2021-06-22 16:40 ` [PATCH 0/2] KVM: s390: Enable some more facilities Cornelia Huck
2 siblings, 3 replies; 11+ messages in thread
From: Christian Borntraeger @ 2021-06-22 14:34 UTC (permalink / raw)
To: Janosch Frank
Cc: KVM, Cornelia Huck, Christian Borntraeger, David Hildenbrand,
linux-s390, Thomas Huth, Claudio Imbrenda
This enables the neural NNPA, BEAR enhancement,reset DAT protection and
processor activity counter facilities via the cpu model.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---
arch/s390/tools/gen_facilities.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/s390/tools/gen_facilities.c b/arch/s390/tools/gen_facilities.c
index 61ce5b59b828..606324e56e4e 100644
--- a/arch/s390/tools/gen_facilities.c
+++ b/arch/s390/tools/gen_facilities.c
@@ -115,6 +115,10 @@ static struct facility_def facility_defs[] = {
12, /* AP Query Configuration Information */
15, /* AP Facilities Test */
156, /* etoken facility */
+ 165, /* nnpa facility */
+ 193, /* bear enhancement facility */
+ 194, /* rdp enhancement facility */
+ 196, /* processor activity instrumentation facility */
-1 /* END */
}
},
--
2.31.1
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2)
2021-06-22 14:34 [PATCH 0/2] KVM: s390: Enable some more facilities Christian Borntraeger
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
@ 2021-06-22 14:34 ` Christian Borntraeger
2021-06-22 16:28 ` Claudio Imbrenda
` (2 more replies)
2021-06-22 16:40 ` [PATCH 0/2] KVM: s390: Enable some more facilities Cornelia Huck
2 siblings, 3 replies; 11+ messages in thread
From: Christian Borntraeger @ 2021-06-22 14:34 UTC (permalink / raw)
To: Janosch Frank
Cc: KVM, Cornelia Huck, Christian Borntraeger, David Hildenbrand,
linux-s390, Thomas Huth, Claudio Imbrenda
pass through newer vector instructions if vector support is enabled.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---
arch/s390/kvm/kvm-s390.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 1296fc10f80c..0d59f9331649 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -713,6 +713,10 @@ int kvm_vm_ioctl_enable_cap(struct kvm *kvm, struct kvm_enable_cap *cap)
set_kvm_facility(kvm->arch.model.fac_mask, 152);
set_kvm_facility(kvm->arch.model.fac_list, 152);
}
+ if (test_facility(192)) {
+ set_kvm_facility(kvm->arch.model.fac_mask, 192);
+ set_kvm_facility(kvm->arch.model.fac_list, 192);
+ }
r = 0;
} else
r = -EINVAL;
--
2.31.1
^ permalink raw reply related [flat|nested] 11+ messages in thread
* Re: [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
@ 2021-06-22 16:24 ` Claudio Imbrenda
2021-06-22 16:38 ` Cornelia Huck
2021-06-23 7:29 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Claudio Imbrenda @ 2021-06-22 16:24 UTC (permalink / raw)
To: Christian Borntraeger
Cc: Janosch Frank, KVM, Cornelia Huck, David Hildenbrand, linux-s390,
Thomas Huth
On Tue, 22 Jun 2021 16:34:11 +0200
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> This enables the neural NNPA, BEAR enhancement,reset DAT protection
> and processor activity counter facilities via the cpu model.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
> ---
> arch/s390/tools/gen_facilities.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/s390/tools/gen_facilities.c
> b/arch/s390/tools/gen_facilities.c index 61ce5b59b828..606324e56e4e
> 100644 --- a/arch/s390/tools/gen_facilities.c
> +++ b/arch/s390/tools/gen_facilities.c
> @@ -115,6 +115,10 @@ static struct facility_def facility_defs[] = {
> 12, /* AP Query Configuration Information */
> 15, /* AP Facilities Test */
> 156, /* etoken facility */
> + 165, /* nnpa facility */
> + 193, /* bear enhancement facility */
> + 194, /* rdp enhancement facility */
> + 196, /* processor activity instrumentation
> facility */ -1 /* END */
> }
> },
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2)
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
@ 2021-06-22 16:28 ` Claudio Imbrenda
2021-06-22 16:39 ` Cornelia Huck
2021-06-23 7:30 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Claudio Imbrenda @ 2021-06-22 16:28 UTC (permalink / raw)
To: Christian Borntraeger
Cc: Janosch Frank, KVM, Cornelia Huck, David Hildenbrand, linux-s390,
Thomas Huth
On Tue, 22 Jun 2021 16:34:12 +0200
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> pass through newer vector instructions if vector support is enabled.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
> ---
> arch/s390/kvm/kvm-s390.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 1296fc10f80c..0d59f9331649 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -713,6 +713,10 @@ int kvm_vm_ioctl_enable_cap(struct kvm *kvm,
> struct kvm_enable_cap *cap)
> set_kvm_facility(kvm->arch.model.fac_mask, 152);
> set_kvm_facility(kvm->arch.model.fac_list, 152); }
> + if (test_facility(192)) {
> +
> set_kvm_facility(kvm->arch.model.fac_mask, 192);
> +
> set_kvm_facility(kvm->arch.model.fac_list, 192);
> + }
> r = 0;
> } else
> r = -EINVAL;
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
2021-06-22 16:24 ` Claudio Imbrenda
@ 2021-06-22 16:38 ` Cornelia Huck
2021-06-23 7:29 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Cornelia Huck @ 2021-06-22 16:38 UTC (permalink / raw)
To: Christian Borntraeger, Janosch Frank
Cc: KVM, Christian Borntraeger, David Hildenbrand, linux-s390,
Thomas Huth, Claudio Imbrenda
On Tue, Jun 22 2021, Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> This enables the neural NNPA, BEAR enhancement,reset DAT protection and
> processor activity counter facilities via the cpu model.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> arch/s390/tools/gen_facilities.c | 4 ++++
> 1 file changed, 4 insertions(+)
Acked-by: Cornelia Huck <cohuck@redhat.com>
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2)
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
2021-06-22 16:28 ` Claudio Imbrenda
@ 2021-06-22 16:39 ` Cornelia Huck
2021-06-23 7:30 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Cornelia Huck @ 2021-06-22 16:39 UTC (permalink / raw)
To: Christian Borntraeger, Janosch Frank
Cc: KVM, Christian Borntraeger, David Hildenbrand, linux-s390,
Thomas Huth, Claudio Imbrenda
On Tue, Jun 22 2021, Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> pass through newer vector instructions if vector support is enabled.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> arch/s390/kvm/kvm-s390.c | 4 ++++
> 1 file changed, 4 insertions(+)
Acked-by: Cornelia Huck <cohuck@redhat.com>
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 0/2] KVM: s390: Enable some more facilities
2021-06-22 14:34 [PATCH 0/2] KVM: s390: Enable some more facilities Christian Borntraeger
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
@ 2021-06-22 16:40 ` Cornelia Huck
2021-06-22 16:49 ` Christian Borntraeger
2 siblings, 1 reply; 11+ messages in thread
From: Cornelia Huck @ 2021-06-22 16:40 UTC (permalink / raw)
To: Christian Borntraeger, Janosch Frank
Cc: KVM, Christian Borntraeger, David Hildenbrand, linux-s390,
Thomas Huth, Claudio Imbrenda
On Tue, Jun 22 2021, Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> Some more facilities that can be enabled in the future.
>
> Christian Borntraeger (2):
> KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
> KVM: s390: allow facility 192 (vector-packed-decimal-enhancement
> facility 2)
>
> arch/s390/kvm/kvm-s390.c | 4 ++++
> arch/s390/tools/gen_facilities.c | 4 ++++
> 2 files changed, 8 insertions(+)
I assume we can also expect some QEMU patches sometime in the future
that add some new features?
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 0/2] KVM: s390: Enable some more facilities
2021-06-22 16:40 ` [PATCH 0/2] KVM: s390: Enable some more facilities Cornelia Huck
@ 2021-06-22 16:49 ` Christian Borntraeger
0 siblings, 0 replies; 11+ messages in thread
From: Christian Borntraeger @ 2021-06-22 16:49 UTC (permalink / raw)
To: Cornelia Huck, Janosch Frank
Cc: KVM, David Hildenbrand, linux-s390, Thomas Huth, Claudio Imbrenda
On 22.06.21 18:40, Cornelia Huck wrote:
> On Tue, Jun 22 2021, Christian Borntraeger <borntraeger@de.ibm.com> wrote:
>
>> Some more facilities that can be enabled in the future.
>>
>> Christian Borntraeger (2):
>> KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
>> KVM: s390: allow facility 192 (vector-packed-decimal-enhancement
>> facility 2)
>>
>> arch/s390/kvm/kvm-s390.c | 4 ++++
>> arch/s390/tools/gen_facilities.c | 4 ++++
>> 2 files changed, 8 insertions(+)
>
> I assume we can also expect some QEMU patches sometime in the future
> that add some new features?
yes. Either today or tomorrow.
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
2021-06-22 16:24 ` Claudio Imbrenda
2021-06-22 16:38 ` Cornelia Huck
@ 2021-06-23 7:29 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Janosch Frank @ 2021-06-23 7:29 UTC (permalink / raw)
To: Christian Borntraeger, Janosch Frank
Cc: KVM, Cornelia Huck, David Hildenbrand, linux-s390, Thomas Huth,
Claudio Imbrenda
On 6/22/21 4:34 PM, Christian Borntraeger wrote:
> This enables the neural NNPA, BEAR enhancement,reset DAT protection and
> processor activity counter facilities via the cpu model.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> arch/s390/tools/gen_facilities.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/s390/tools/gen_facilities.c b/arch/s390/tools/gen_facilities.c
> index 61ce5b59b828..606324e56e4e 100644
> --- a/arch/s390/tools/gen_facilities.c
> +++ b/arch/s390/tools/gen_facilities.c
> @@ -115,6 +115,10 @@ static struct facility_def facility_defs[] = {
> 12, /* AP Query Configuration Information */
> 15, /* AP Facilities Test */
> 156, /* etoken facility */
> + 165, /* nnpa facility */
> + 193, /* bear enhancement facility */
> + 194, /* rdp enhancement facility */
> + 196, /* processor activity instrumentation facility */
> -1 /* END */
> }
> },
>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2)
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
2021-06-22 16:28 ` Claudio Imbrenda
2021-06-22 16:39 ` Cornelia Huck
@ 2021-06-23 7:30 ` Janosch Frank
2 siblings, 0 replies; 11+ messages in thread
From: Janosch Frank @ 2021-06-23 7:30 UTC (permalink / raw)
To: Christian Borntraeger, Janosch Frank
Cc: KVM, Cornelia Huck, David Hildenbrand, linux-s390, Thomas Huth,
Claudio Imbrenda
On 6/22/21 4:34 PM, Christian Borntraeger wrote:
> pass through newer vector instructions if vector support is enabled.
>
> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
> ---
> arch/s390/kvm/kvm-s390.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 1296fc10f80c..0d59f9331649 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -713,6 +713,10 @@ int kvm_vm_ioctl_enable_cap(struct kvm *kvm, struct kvm_enable_cap *cap)
> set_kvm_facility(kvm->arch.model.fac_mask, 152);
> set_kvm_facility(kvm->arch.model.fac_list, 152);
> }
> + if (test_facility(192)) {
> + set_kvm_facility(kvm->arch.model.fac_mask, 192);
> + set_kvm_facility(kvm->arch.model.fac_list, 192);
> + }
> r = 0;
> } else
> r = -EINVAL;
>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
^ permalink raw reply [flat|nested] 11+ messages in thread
end of thread, other threads:[~2021-06-23 7:30 UTC | newest]
Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-06-22 14:34 [PATCH 0/2] KVM: s390: Enable some more facilities Christian Borntraeger
2021-06-22 14:34 ` [PATCH 1/2] KVM: s390: gen_facilities: allow facilities 165, 193, 194 and 196 Christian Borntraeger
2021-06-22 16:24 ` Claudio Imbrenda
2021-06-22 16:38 ` Cornelia Huck
2021-06-23 7:29 ` Janosch Frank
2021-06-22 14:34 ` [PATCH 2/2] KVM: s390: allow facility 192 (vector-packed-decimal-enhancement facility 2) Christian Borntraeger
2021-06-22 16:28 ` Claudio Imbrenda
2021-06-22 16:39 ` Cornelia Huck
2021-06-23 7:30 ` Janosch Frank
2021-06-22 16:40 ` [PATCH 0/2] KVM: s390: Enable some more facilities Cornelia Huck
2021-06-22 16:49 ` Christian Borntraeger
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