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([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id g202sm2447184wme.20.2021.03.16.01.21.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 16 Mar 2021 01:21:53 -0700 (PDT) Subject: Re: [PATCH 1/6] accel: Introduce 'query-accels' QMP command To: Markus Armbruster , Eric Blake References: <20210311231202.1536040-1-philmd@redhat.com> <20210311231202.1536040-2-philmd@redhat.com> <87ft0va8wp.fsf@dusky.pond.sub.org> From: Paolo Bonzini Message-ID: <0c75d6b5-cc09-f8c4-dc02-e894abecc1b3@redhat.com> Date: Tue, 16 Mar 2021 09:21:52 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <87ft0va8wp.fsf@dusky.pond.sub.org> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=63.128.21.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.25, 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Laurent Vivier , Andrew Jones , =?UTF-8?Q?Daniel_P=2eBerrang=c3=a9?= , Eduardo Habkost , "Michael S. Tsirkin" , Richard Henderson , qemu-devel@nongnu.org, qemu-arm@nongnu.org, Claudio Fontana , Thomas Huth , Igor Mammedov , =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 16/03/21 07:51, Markus Armbruster wrote: > The query command could be made more useful than introspection if it > reflected run time state, i.e. it showed an accelerator only when the > host system actually supports it. Can't say how practical that would > be. At least for KVM there is runtime state that can be included in query-accels. Paolo