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[213.175.37.10]) by smtp.gmail.com with ESMTPSA id n68sm1724177wmn.13.2021.10.19.02.48.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Oct 2021 02:48:27 -0700 (PDT) Date: Tue, 19 Oct 2021 11:48:25 +0200 From: Igor Mammedov To: "Michael S. Tsirkin" Subject: Re: [PATCH v2 04/15] tests: acpi: q35: test for x2APIC entries in SRAT Message-ID: <20211019114825.1464da19@redhat.com> In-Reply-To: <20211018173052-mutt-send-email-mst@kernel.org> References: <20210902113551.461632-1-imammedo@redhat.com> <20210902113551.461632-5-imammedo@redhat.com> <20211018173052-mutt-send-email-mst@kernel.org> X-Mailer: Claws Mail 3.18.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=imammedo@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=imammedo@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.049, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-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: lvivier@redhat.com, pbonzini@redhat.com, thuth@redhat.com, qemu-devel@nongnu.org, Eduardo Habkost Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Mon, 18 Oct 2021 17:31:33 -0400 "Michael S. Tsirkin" wrote: > On Thu, Sep 02, 2021 at 07:35:40AM -0400, Igor Mammedov wrote: > > Set -smp 1,maxcpus=288 to test for ACPI code that > > deal with CPUs with large APIC ID (>255). > > > > PS: > > Test requires KVM and in-kernel irqchip support, > > so skip test if KVM is not available. > > > > Signed-off-by: Igor Mammedov > > --- > > v3: > > - add dedicated test instead of abusing 'numamem' one > > - add 'kvm' prefix to the test name > > ("Michael S. Tsirkin" ) > > v2: > > - switch to qtest_has_accel() API > > > > CC: thuth@redhat.com > > CC: lvivier@redhat.com > > --- > > tests/qtest/bios-tables-test.c | 17 +++++++++++++++++ > > 1 file changed, 17 insertions(+) > > > > diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c > > index 51d3a4e239..1f6779da87 100644 > > --- a/tests/qtest/bios-tables-test.c > > +++ b/tests/qtest/bios-tables-test.c > > @@ -1033,6 +1033,19 @@ static void test_acpi_q35_tcg_numamem(void) > > free_test_data(&data); > > } > > > > +static void test_acpi_q35_kvm_xapic(void) > > +{ > > + test_data data; > > + > > + memset(&data, 0, sizeof(data)); > > + data.machine = MACHINE_Q35; > > + data.variant = ".xapic"; > > + test_acpi_one(" -object memory-backend-ram,id=ram0,size=128M" > > + " -numa node -numa node,memdev=ram0" > > + " -machine kernel-irqchip=on -smp 1,maxcpus=288", &data); > > + free_test_data(&data); > > +} > > + > > static void test_acpi_q35_tcg_nosmm(void) > > { > > test_data data; > > > This causes an annoying message each time I run it: > > qemu-system-x86_64: -accel kvm: warning: Number of hotpluggable cpus requested (288) exceeds the recommended cpus supported by KVM (240) > > what gives? it depends on kernel, see kvm_recommended_vcpus(). We probably should bump it on upstream kernel side (it's much more than that in RHEL8). Is there anything that prevents bumping upstream kernel limits? > > @@ -1506,6 +1519,7 @@ static void test_acpi_oem_fields_virt(void) > > int main(int argc, char *argv[]) > > { > > const char *arch = qtest_get_arch(); > > + const bool has_kvm = qtest_has_accel("kvm"); > > int ret; > > > > g_test_init(&argc, &argv, NULL); > > @@ -1561,6 +1575,9 @@ int main(int argc, char *argv[]) > > if (strcmp(arch, "x86_64") == 0) { > > qtest_add_func("acpi/microvm/pcie", test_acpi_microvm_pcie_tcg); > > } > > + if (has_kvm) { > > + qtest_add_func("acpi/q35/kvm/xapic", test_acpi_q35_kvm_xapic); > > + } > > } else if (strcmp(arch, "aarch64") == 0) { > > qtest_add_func("acpi/virt", test_acpi_virt_tcg); > > qtest_add_func("acpi/virt/numamem", test_acpi_virt_tcg_numamem); > > -- > > 2.27.0 >