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[80.187.98.68]) by smtp.gmail.com with ESMTPSA id t125sm5251214wma.15.2022.01.17.07.23.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 17 Jan 2022 07:23:07 -0800 (PST) Message-ID: <32c83624-eb3b-05ea-6fb6-737bd9876db3@redhat.com> Date: Mon, 17 Jan 2022 16:23:05 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH v2 0/9] s390x/pci: zPCI interpretation support To: Matthew Rosato , qemu-s390x@nongnu.org References: <20220114203849.243657-1-mjrosato@linux.ibm.com> From: Thomas Huth In-Reply-To: <20220114203849.243657-1-mjrosato@linux.ibm.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=thuth@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.699, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: farman@linux.ibm.com, kvm@vger.kernel.org, pmorel@linux.ibm.com, schnelle@linux.ibm.com, cohuck@redhat.com, richard.henderson@linaro.org, qemu-devel@nongnu.org, pasic@linux.ibm.com, alex.williamson@redhat.com, mst@redhat.com, pbonzini@redhat.com, david@redhat.com, borntraeger@linux.ibm.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 14/01/2022 21.38, Matthew Rosato wrote: > For QEMU, the majority of the work in enabling instruction interpretation > is handled via new VFIO ioctls to SET the appropriate interpretation and > interrupt forwarding modes, and to GET the function handle to use for > interpretive execution. > > This series implements these new ioctls, as well as adding a new, optional > 'intercept' parameter to zpci to request interpretation support not be used > as well as an 'intassist' parameter to determine whether or not the > firmware assist will be used for interrupt delivery or whether the host > will be responsible for delivering all interrupts. Hi Matthew, would it make sense to create a docs/system/s390x/zpci.rst doc file, too, where you could describe such new parameters like 'intassist' and 'intercept' (or is it 'interp') ? ... otherwise hardly anybody except you will know how to use these parameters later... Thomas