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Message-ID: <64bd26eb-b3ff-c3be-247b-c81681227e5e@linux.ibm.com>
Date:   Thu, 2 Jun 2022 11:00:05 -0400
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Reply-To: jjherne@linux.ibm.com
Subject: Re: [PATCH v19 14/20] s390/vfio-ap: reset queues after adapter/domain
 unassignment
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To:     Tony Krowiak <akrowiak@linux.ibm.com>, linux-s390@vger.kernel.org,
        linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc:     freude@linux.ibm.com, borntraeger@de.ibm.com, cohuck@redhat.com,
        mjrosato@linux.ibm.com, pasic@linux.ibm.com,
        alex.williamson@redhat.com, kwankhede@nvidia.com,
        fiuczy@linux.ibm.com
References: <20220404221039.1272245-1-akrowiak@linux.ibm.com>
 <20220404221039.1272245-15-akrowiak@linux.ibm.com>
From:   "Jason J. Herne" <jjherne@linux.ibm.com>
Organization: IBM
In-Reply-To: <20220404221039.1272245-15-akrowiak@linux.ibm.com>
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On 4/4/22 18:10, Tony Krowiak wrote:
> When an adapter or domain is unassigned from an mdev attached to a KVM
> guest, one or more of the guest's queues may get dynamically removed. Since
> the removed queues could get re-assigned to another mdev, they need to be
> reset. So, when an adapter or domain is unassigned from the mdev, the
> queues that are removed from the guest's AP configuration (APCB) will be
> reset.
> 
> Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com>
> ---
>   drivers/s390/crypto/vfio_ap_ops.c     | 152 +++++++++++++++++++-------
>   drivers/s390/crypto/vfio_ap_private.h |   2 +
>   2 files changed, 114 insertions(+), 40 deletions(-)


Reviewed-by: Jason J. Herne <jjherne@linux.ibm.com>