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Sun, 29 Nov 2020 00:44:13 +0000 (GMT) Received: from oc2783563651 (unknown [9.171.47.217]) by d06av22.portsmouth.uk.ibm.com (Postfix) with SMTP; Sun, 29 Nov 2020 00:44:13 +0000 (GMT) Date: Sun, 29 Nov 2020 01:44:11 +0100 From: Halil Pasic To: Tony Krowiak Cc: linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, freude@linux.ibm.com, borntraeger@de.ibm.com, cohuck@redhat.com, mjrosato@linux.ibm.com, alex.williamson@redhat.com, kwankhede@nvidia.com, fiuczy@linux.ibm.com, frankja@linux.ibm.com, david@redhat.com, hca@linux.ibm.com, gor@linux.ibm.com Subject: Re: [PATCH v12 08/17] s390/vfio-ap: introduce shadow APCB Message-ID: <20201129014411.19b24ee8.pasic@linux.ibm.com> In-Reply-To: <20201124214016.3013-9-akrowiak@linux.ibm.com> References: <20201124214016.3013-1-akrowiak@linux.ibm.com> <20201124214016.3013-9-akrowiak@linux.ibm.com> Organization: IBM X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.31; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-28_18:2020-11-26,2020-11-28 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 clxscore=1015 phishscore=0 mlxscore=0 adultscore=0 suspectscore=0 spamscore=0 mlxlogscore=999 malwarescore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011280156 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 24 Nov 2020 16:40:07 -0500 Tony Krowiak wrote: > The APCB is a field within the CRYCB that provides the AP configuration > to a KVM guest. Let's introduce a shadow copy of the KVM guest's APCB and > maintain it for the lifespan of the guest. > > Signed-off-by: Tony Krowiak > Reviewed-by: Halil Pasic Still LGTM