From: Halil Pasic <pasic@linux.ibm.com>
To: Cornelia Huck <cohuck@redhat.com>,
Tony Krowiak <akrowiak@linux.vnet.ibm.com>
Cc: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
kvm@vger.kernel.org, freude@de.ibm.com, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com, borntraeger@de.ibm.com,
kwankhede@nvidia.com, bjsdjshi@linux.vnet.ibm.com,
pbonzini@redhat.com, alex.williamson@redhat.com,
pmorel@linux.vnet.ibm.com, alifm@linux.vnet.ibm.com,
mjrosato@linux.vnet.ibm.com, jjherne@linux.vnet.ibm.com,
thuth@redhat.com, pasic@linux.vnet.ibm.com,
fiuczy@linux.vnet.ibm.com, buendgen@de.ibm.com,
Tony Krowiak <akrowiak@linux.ibm.com>
Subject: Re: [FIXUP v11] fixup! s390: vfio-ap: implement mediated device open callback
Date: Fri, 28 Sep 2018 15:41:35 +0200 [thread overview]
Message-ID: <9da2f32b-2d58-fcd1-a830-1fba0ed8bc0c@linux.ibm.com> (raw)
In-Reply-To: <20180928153506.3521bc33.cohuck@redhat.com>
On 09/28/2018 03:35 PM, Cornelia Huck wrote:
> On Fri, 28 Sep 2018 09:33:21 -0400
> Tony Krowiak <akrowiak@linux.vnet.ibm.com> wrote:
>
>> From: Tony Krowiak <akrowiak@linux.ibm.com>
>>
>> Fixes case statement in vfio_ap_mdev_copy_masks() function in
>> vfio-ap-ops.c.
>> ---
>> drivers/s390/crypto/vfio_ap_ops.c | 3 ++-
>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
>> index e1e1beaaeba5..86b42487a51c 100644
>> --- a/drivers/s390/crypto/vfio_ap_ops.c
>> +++ b/drivers/s390/crypto/vfio_ap_ops.c
>> @@ -741,11 +741,12 @@ static void vfio_ap_mdev_copy_masks(struct ap_matrix_mdev *matrix_mdev)
>> break;
>> case CRYCB_FORMAT1:
>> case CRYCB_FORMAT0:
>> - default:
>> apm = (unsigned long *)crycb->apcb0.apm;
>> aqm = (unsigned long *)crycb->apcb0.aqm;
>> adm = (unsigned long *)crycb->apcb0.adm;
>> break;
>> + default:
>> + return;
>
> /* cannot happen */
>
> ?
Or use something like BUG(). Without conveying that default is illegal we
don't gain anything over the previous version IMHO.
>
>> }
>>
>> nbytes = DIV_ROUND_UP(matrix_mdev->matrix.apm_max + 1, BITS_PER_BYTE);
>
next prev parent reply other threads:[~2018-09-28 13:41 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-25 23:16 [PATCH v11 00/26] guest dedicated crypto adapters Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 01/26] KVM: s390: vsie: simulate VCPU SIE entry/exit Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 02/26] KVM: s390: introduce and use KVM_REQ_VSIE_RESTART Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 03/26] KVM: s390: refactor crypto initialization Tony Krowiak
2018-09-26 13:07 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 04/26] s390: vfio-ap: base implementation of VFIO AP device driver Tony Krowiak
2018-09-26 7:19 ` David Hildenbrand
2018-09-26 7:19 ` David Hildenbrand
2018-09-26 13:10 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 05/26] s390: vfio-ap: register matrix device with VFIO mdev framework Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 06/26] s390: vfio-ap: sysfs interfaces to configure adapters Tony Krowiak
2018-09-26 13:19 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 07/26] s390: vfio-ap: sysfs interfaces to configure domains Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 08/26] s390: vfio-ap: sysfs interfaces to configure control domains Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 09/26] s390: vfio-ap: sysfs interface to view matrix mdev matrix Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 10/26] KVM: s390: interfaces to clear CRYCB masks Tony Krowiak
2018-09-26 13:21 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 11/26] s390: vfio-ap: implement mediated device open callback Tony Krowiak
2018-09-28 10:14 ` Cornelia Huck
2018-09-28 13:02 ` Tony Krowiak
2018-09-28 13:33 ` [FIXUP v11] fixup! " Tony Krowiak
2018-09-28 13:34 ` Christian Borntraeger
2018-09-28 13:35 ` Cornelia Huck
2018-09-28 13:41 ` Halil Pasic [this message]
2018-09-28 13:42 ` Christian Borntraeger
2018-09-28 13:46 ` Cornelia Huck
2018-09-28 13:41 ` Christian Borntraeger
2018-09-25 23:16 ` [PATCH v11 12/26] s390: vfio-ap: implement VFIO_DEVICE_GET_INFO ioctl Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 13/26] s390: vfio-ap: zeroize the AP queues Tony Krowiak
2018-09-26 13:38 ` Cornelia Huck
2018-09-26 18:58 ` Christian Borntraeger
2018-09-27 7:04 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 14/26] s390: vfio-ap: implement VFIO_DEVICE_RESET ioctl Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 15/26] KVM: s390: Clear Crypto Control Block when using vSIE Tony Krowiak
2018-09-26 7:16 ` David Hildenbrand
2018-09-25 23:16 ` [PATCH v11 16/26] KVM: s390: vsie: Do the CRYCB validation first Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 17/26] KVM: s390: vsie: Make use of CRYCB FORMAT2 clear Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 18/26] KVM: s390: vsie: Allow CRYCB FORMAT-2 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 19/26] KVM: s390: vsie: allow CRYCB FORMAT-1 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 20/26] KVM: s390: vsie: allow CRYCB FORMAT-0 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 21/26] KVM: s390: vsie: allow guest FORMAT-0 CRYCB on host FORMAT-1 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 22/26] KVM: s390: vsie: allow guest FORMAT-1 CRYCB on host FORMAT-2 Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 23/26] KVM: s390: vsie: allow guest FORMAT-0 " Tony Krowiak
2018-09-25 23:16 ` [PATCH v11 24/26] KVM: s390: device attrs to enable/disable AP interpretation Tony Krowiak
2018-09-26 7:14 ` David Hildenbrand
2018-09-26 13:44 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 25/26] KVM: s390: CPU model support for AP virtualization Tony Krowiak
2018-09-26 7:15 ` David Hildenbrand
2018-09-26 7:28 ` Christian Borntraeger
2018-09-26 13:39 ` Cornelia Huck
2018-09-25 23:16 ` [PATCH v11 26/26] s390: doc: detailed specifications " Tony Krowiak
2018-09-26 22:42 ` Alex Williamson
2018-09-27 6:53 ` Harald Freudenberger
2018-09-27 11:29 ` Halil Pasic
2018-09-27 11:51 ` Cornelia Huck
2018-09-27 11:59 ` Christian Borntraeger
2018-09-27 13:12 ` Tony Krowiak
2018-09-27 13:56 ` Tony Krowiak
2018-09-27 14:21 ` Tony Krowiak
2018-09-27 19:19 ` Tony Krowiak
2018-09-28 7:20 ` Christian Borntraeger
2018-09-28 11:42 ` Christian Borntraeger
2018-09-28 13:43 ` [FIXUP v9] fixup! fixup! " Tony Krowiak
2018-09-28 13:45 ` Christian Borntraeger
2018-09-26 12:30 ` [PATCH v11 00/26] guest dedicated crypto adapters Christian Borntraeger
2018-09-28 10:16 ` Cornelia Huck
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