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From: Cornelia Huck <cohuck@redhat.com>
To: David Hildenbrand <david@redhat.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	qemu-s390x <qemu-s390x@nongnu.org>,
	Halil Pasic <pasic@linux.ibm.com>,
	Richard Henderson <rth@twiddle.net>,
	Collin Walling <walling@linux.ibm.com>,
	"Jason J . Herne" <jjherne@linux.ibm.com>
Subject: Re: [Qemu-devel] [PATCH v3 4/9] s390x/cpumodel: msa9 facility
Date: Tue, 30 Apr 2019 09:13:54 +0200	[thread overview]
Message-ID: <20190430091354.23c9aca0.cohuck@redhat.com> (raw)
In-Reply-To: <6e6c4b4e-4d08-b4fa-1092-06567a6473da@redhat.com>

On Tue, 30 Apr 2019 09:00:56 +0200
David Hildenbrand <david@redhat.com> wrote:

> On 30.04.19 07:41, Christian Borntraeger wrote:
> > 
> > 
> > On 29.04.19 21:24, David Hildenbrand wrote:  

> >> Just wondering, why keep the PCKMO ones separate, but not e.g. PCC ?  
> > 
> > Because those can be disabled at the HMC. It is painful to disable 5 elements
> > for LPARs that are configured that way. So I created a group for those. That
> > will allow to disable the full group.
> > (we have the same issue with the  exisiting AES and DEA pckmo functions).  
> 
> Rings a bell, maybe that information would be good to have in the cover
> letter. I guess Conny might want to change the description when picking up:
> 
> "Provide the MSA9 facility (stfle.155). This also contains pckmo
> subfunctions for key wrapping. Keep them in a separate group to disable
> those as a block if necessary. This is for example needed when disabling
> key wrapping via the HMC."

Sure, makes sense to fold that in.

WARNING: multiple messages have this Message-ID (diff)
From: Cornelia Huck <cohuck@redhat.com>
To: David Hildenbrand <david@redhat.com>
Cc: "Jason J . Herne" <jjherne@linux.ibm.com>,
	Collin Walling <walling@linux.ibm.com>,
	qemu-devel <qemu-devel@nongnu.org>,
	Halil Pasic <pasic@linux.ibm.com>,
	Christian Borntraeger <borntraeger@de.ibm.com>,
	qemu-s390x <qemu-s390x@nongnu.org>,
	Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PATCH v3 4/9] s390x/cpumodel: msa9 facility
Date: Tue, 30 Apr 2019 09:13:54 +0200	[thread overview]
Message-ID: <20190430091354.23c9aca0.cohuck@redhat.com> (raw)
Message-ID: <20190430071354.l_Gzgx6i2XSiKmWLOaoV-iwX07wuT7xOBYAjhpupDss@z> (raw)
In-Reply-To: <6e6c4b4e-4d08-b4fa-1092-06567a6473da@redhat.com>

On Tue, 30 Apr 2019 09:00:56 +0200
David Hildenbrand <david@redhat.com> wrote:

> On 30.04.19 07:41, Christian Borntraeger wrote:
> > 
> > 
> > On 29.04.19 21:24, David Hildenbrand wrote:  

> >> Just wondering, why keep the PCKMO ones separate, but not e.g. PCC ?  
> > 
> > Because those can be disabled at the HMC. It is painful to disable 5 elements
> > for LPARs that are configured that way. So I created a group for those. That
> > will allow to disable the full group.
> > (we have the same issue with the  exisiting AES and DEA pckmo functions).  
> 
> Rings a bell, maybe that information would be good to have in the cover
> letter. I guess Conny might want to change the description when picking up:
> 
> "Provide the MSA9 facility (stfle.155). This also contains pckmo
> subfunctions for key wrapping. Keep them in a separate group to disable
> those as a block if necessary. This is for example needed when disabling
> key wrapping via the HMC."

Sure, makes sense to fold that in.


  parent reply	other threads:[~2019-04-30  7:14 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-29  9:02 [Qemu-devel] [PATCH v3 0/9] s390x: new guest features Christian Borntraeger
2019-04-29  9:02 ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 1/9] linux header sync Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 2/9] s390x/cpumodel: ignore csske for expansion Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 3/9] s390x/cpumodel: Miscellaneous-Instruction-Extensions Facility 3 Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 4/9] s390x/cpumodel: msa9 facility Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29 19:24   ` David Hildenbrand
2019-04-29 19:24     ` David Hildenbrand
2019-04-30  5:41     ` Christian Borntraeger
2019-04-30  5:41       ` Christian Borntraeger
2019-04-30  7:00       ` David Hildenbrand
2019-04-30  7:00         ` David Hildenbrand
2019-04-30  7:13         ` Cornelia Huck [this message]
2019-04-30  7:13           ` Cornelia Huck
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 5/9] s390x/cpumodel: vector enhancements Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 6/9] s390x/cpumodel: enhanced sort facility Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 7/9] s390x/cpumodel: add Deflate-conversion facility Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29 10:19   ` David Hildenbrand
2019-04-29 10:19     ` David Hildenbrand
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 8/9] s390x/cpumodel: add gen15 defintions Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29 10:18   ` David Hildenbrand
2019-04-29 10:18     ` David Hildenbrand
2019-04-29  9:02 ` [Qemu-devel] [PATCH v3 9/9] s390x/cpumodel: wire up 8561 and 8562 as gen15 machines Christian Borntraeger
2019-04-29  9:02   ` Christian Borntraeger
2019-04-29 10:17   ` David Hildenbrand
2019-04-29 10:17     ` David Hildenbrand
2019-04-29  9:25 ` [Qemu-devel] [PATCH v3 0/9] s390x: new guest features no-reply
2019-04-29  9:25   ` no-reply
2019-04-29  9:30 ` no-reply
2019-04-29  9:30   ` no-reply
2019-04-29  9:35 ` no-reply
2019-04-29  9:35   ` no-reply
2019-04-29  9:40 ` no-reply
2019-04-29  9:40   ` no-reply
2019-04-29 10:28 ` no-reply
2019-04-29 10:28   ` no-reply
2019-04-29 16:08 ` Cornelia Huck
2019-04-29 16:08   ` Cornelia Huck
2019-05-07  9:07   ` [Qemu-devel] [qemu-s390x] " Christian Borntraeger
2019-05-07  9:49     ` Cornelia Huck
2019-04-29 19:28 ` [Qemu-devel] " no-reply
2019-04-29 19:28   ` no-reply
2019-05-01 13:33 ` no-reply
2019-05-01 13:33   ` no-reply
2019-05-01 14:04 ` no-reply
2019-05-01 14:04   ` no-reply
2019-05-20  6:42 ` Cornelia Huck

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