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Fri, 6 May 2022 15:49:32 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 93C19A405F; Fri, 6 May 2022 16:02:57 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 50BA4A4054; Fri, 6 May 2022 16:02:56 +0000 (GMT) Received: from [9.171.60.83] (unknown [9.171.60.83]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 6 May 2022 16:02:56 +0000 (GMT) Message-ID: <6792c469-9a48-d1b3-47fc-5a7b408ae22b@linux.ibm.com> Date: Fri, 6 May 2022 18:02:56 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [PATCH v6 17/21] vfio-pci/zdev: add function handle to clp base capability Content-Language: en-US To: Matthew Rosato , linux-s390@vger.kernel.org Cc: alex.williamson@redhat.com, cohuck@redhat.com, schnelle@linux.ibm.com, farman@linux.ibm.com, pmorel@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com, svens@linux.ibm.com, frankja@linux.ibm.com, david@redhat.com, imbrenda@linux.ibm.com, vneethv@linux.ibm.com, oberpar@linux.ibm.com, freude@linux.ibm.com, thuth@redhat.com, pasic@linux.ibm.com, pbonzini@redhat.com, corbet@lwn.net, jgg@nvidia.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org References: <20220426200842.98655-1-mjrosato@linux.ibm.com> <20220426200842.98655-18-mjrosato@linux.ibm.com> From: Christian Borntraeger In-Reply-To: <20220426200842.98655-18-mjrosato@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: aSSbkTo0FPhbDgZh3j8ogjet6yXOZD6L X-Proofpoint-ORIG-GUID: Ac3SHA8M_OqXgWVpcVuFqksaBleycRSX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-06_04,2022-05-06_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 mlxscore=0 malwarescore=0 suspectscore=0 priorityscore=1501 spamscore=0 clxscore=1015 mlxlogscore=853 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2205060082 X-Spam-Status: No, score=-3.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 26.04.22 um 22:08 schrieb Matthew Rosato: > The function handle is a system-wide unique identifier for a zPCI > device. With zPCI instruction interpretation, the host will no > longer be executing the zPCI instructions on behalf of the guest. > As a result, the guest needs to use the real function handle in > order for firmware to associate the instruction with the proper > PCI function. Let's provide that handle to the guest. > > Reviewed-by: Pierre Morel > Signed-off-by: Matthew Rosato Reviewed-by: Christian Borntraeger