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[200.207.104.238]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e5ad25caf5sm6077581a91.8.2024.10.22.05.32.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Oct 2024 05:32:42 -0700 (PDT) Message-ID: <83ed8630-3d02-43b7-a908-be49f19d3d31@linaro.org> Date: Tue, 22 Oct 2024 09:32:30 -0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V1 0/4] Arch agnostic ACPI changes to support vCPU Hotplug (on Archs like ARM) To: Miguel Luis Cc: Salil Mehta , "qemu-devel@nongnu.org" , "qemu-arm@nongnu.org" , "Michael S . Tsirkin" , Marc Zyngier , Jean-Philippe Brucker , Jonathan Cameron , Lorenzo Pieralisi , Peter Maydell , Richard Henderson , Igor Mammedov , "andrew.jones@linux.dev" , "david@redhat.com" , =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , Eric Auger , Will Deacon , Ard Biesheuvel , "oliver.upton@linux.dev" , "pbonzini@redhat.com" , "gshan@redhat.com" , "rafael@kernel.org" , "borntraeger@linux.ibm.com" , "alex.bennee@linaro.org" , "npiggin@gmail.com" , "harshpb@linux.ibm.com" , "linux@armlinux.org.uk" , "darren@os.amperecomputing.com" , "ilkka@os.amperecomputing.com" , "vishnu@os.amperecomputing.com" , Karl Heubaum , "salil.mehta@opnsrc.net" , "zhukeqian1@huawei.com" , "wangxiongfeng2@huawei.com" , "wangyanan55@huawei.com" , "jiakernel2@gmail.com" , "maobibo@loongson.cn" , "lixianglai@loongson.cn" , "shahuang@redhat.com" , "zhao1.liu@intel.com" , "linuxarm@huawei.com" References: <20241014192205.253479-1-salil.mehta@huawei.com> <2033A23F-0516-4C2D-BD28-CF130AA4E086@oracle.com> Content-Language: en-US From: Gustavo Romero In-Reply-To: <2033A23F-0516-4C2D-BD28-CF130AA4E086@oracle.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1032; envelope-from=gustavo.romero@linaro.org; helo=mail-pj1-x1032.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi Miguel! On 10/21/24 05:04, Miguel Luis wrote: > Hi Gustavo, > >> On 18 Oct 2024, at 17:57, Gustavo Romero wrote: >> >> Hi Miguel, >> >> On 10/15/24 15:41, Miguel Luis wrote: >>> Hi Salil, >>> I’ve ran the usual tests successfully of hotplug/unplug from the number of cold-booted cpus up to maxcpus and migration on ARM. Please feel free to add: >> >> Do you mind sharing what cpus you used for your tests? >> > > Not at all. I’ve used -cpu host and -cpu max. I had used RFC-v5 from [1] in order to test > this patchset as they are at the base of it. ah, got it. Thanks for the clarification, that's what I was wondering at first :) >> Did you use tcg or kvm for the tests? > > I’ve used both in the following configurations: > > -M virt -accel kvm -cpu host > -M virt,gic_version=3 -accel kvm -cpu host > -M virt,gic_version=3 -accel tcg -cpu max > > And > > -M virt -accel tcg -cpu max > > This last one presented defects in QEMU on behalf of RFC-V5 but, if you don’t > mind, instead of me transcribing everything here, could you please take a look > at [2] ? > > I could have given more detail from start, apologies for any confusion on my part. Sure, thanks for the pointers ;) Cheers, Gustavo