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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718198502; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4cUKmPgrHxOvdyn6AxHRIzYDAEU26KLGZwsf7oV2h70=; b=HSTiwQ+q5GXx0l8e9aXg7j6/RtL8QG/Yi2ExzgLC0Qx4aGEdZpnxhlL9GVbOmk6XeOFsMs MVRPHEln8ghMs39nA0zHtrug2Mi9mr1nqNTKCaHoZc/94ItCt1F84eK3hifFeBMFxDbqhq Y8jfUIXAVFqQzXWkTGgHZm+5bsn5v+M= X-MC-Unique: GZ47Zw3HO6W4-gDRsVpZlQ-1 From: Thomas Huth To: qemu-devel@nongnu.org, Richard Henderson Cc: Zhao Liu , Yongwei Ma Subject: [PULL 13/15] tests/unit/test-smp-parse: Test "modules" and "dies" combination case Date: Wed, 12 Jun 2024 15:20:53 +0200 Message-ID: <20240612132055.326889-14-thuth@redhat.com> In-Reply-To: <20240612132055.326889-1-thuth@redhat.com> References: <20240612132055.326889-1-thuth@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" From: Zhao Liu Since i386 PC machine supports both "modules" and "dies" in -smp, add the "modules" and "dies" combination test case to match the actual topology usage scenario. Signed-off-by: Zhao Liu Tested-by: Yongwei Ma Message-ID: <20240529061925.350323-8-zhao1.liu@intel.com> Signed-off-by: Thomas Huth --- tests/unit/test-smp-parse.c | 103 ++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) diff --git a/tests/unit/test-smp-parse.c b/tests/unit/test-smp-parse.c index 01832e5eda..2ca8530e93 100644 --- a/tests/unit/test-smp-parse.c +++ b/tests/unit/test-smp-parse.c @@ -445,6 +445,33 @@ static const struct SMPTestData data_with_dies_invalid= [] =3D { }, }; =20 +static const struct SMPTestData data_with_modules_dies_invalid[] =3D { + { + /* + * config: -smp 200,sockets=3D3,dies=3D5,modules=3D2,cores=3D4,\ + * threads=3D2,maxcpus=3D200 + */ + .config =3D SMP_CONFIG_WITH_MODS_DIES(T, 200, T, 3, T, 5, T, + 2, T, 4, T, 2, T, 200), + .expect_error =3D "Invalid CPU topology: " + "product of the hierarchy must match maxcpus: " + "sockets (3) * dies (5) * modules (2) * " + "cores (4) * threads (2) !=3D maxcpus (200)", + }, { + /* + * config: -smp 242,sockets=3D3,dies=3D5,modules=3D2,cores=3D4,\ + * threads=3D2,maxcpus=3D240 + */ + .config =3D SMP_CONFIG_WITH_MODS_DIES(T, 242, T, 3, T, 5, T, + 2, T, 4, T, 2, T, 240), + .expect_error =3D "Invalid CPU topology: " + "maxcpus must be equal to or greater than smp: " + "sockets (3) * dies (5) * modules (2) * " + "cores (4) * threads (2) " + "=3D=3D maxcpus (240) < smp_cpus (242)", + }, +}; + static const struct SMPTestData data_with_clusters_invalid[] =3D { { /* config: -smp 16,sockets=3D2,clusters=3D2,cores=3D4,threads=3D2,= maxcpus=3D16 */ @@ -905,6 +932,14 @@ static void machine_with_dies_class_init(ObjectClass *= oc, void *data) mc->smp_props.dies_supported =3D true; } =20 +static void machine_with_modules_dies_class_init(ObjectClass *oc, void *da= ta) +{ + MachineClass *mc =3D MACHINE_CLASS(oc); + + mc->smp_props.modules_supported =3D true; + mc->smp_props.dies_supported =3D true; +} + static void machine_with_clusters_class_init(ObjectClass *oc, void *data) { MachineClass *mc =3D MACHINE_CLASS(oc); @@ -1082,6 +1117,67 @@ static void test_with_dies(const void *opaque) object_unref(obj); } =20 +static void test_with_modules_dies(const void *opaque) +{ + const char *machine_type =3D opaque; + Object *obj =3D object_new(machine_type); + MachineState *ms =3D MACHINE(obj); + MachineClass *mc =3D MACHINE_GET_CLASS(obj); + SMPTestData data =3D {}; + unsigned int num_modules =3D 5, num_dies =3D 3; + int i; + + for (i =3D 0; i < ARRAY_SIZE(data_generic_valid); i++) { + data =3D data_generic_valid[i]; + unsupported_params_init(mc, &data); + + /* + * when modules and dies parameters are omitted, they will + * be both set as 1. + */ + data.expect_prefer_sockets.modules =3D 1; + data.expect_prefer_sockets.dies =3D 1; + data.expect_prefer_cores.modules =3D 1; + data.expect_prefer_cores.dies =3D 1; + + smp_parse_test(ms, &data, true); + + /* when modules and dies parameters are both specified */ + data.config.has_modules =3D true; + data.config.modules =3D num_modules; + data.config.has_dies =3D true; + data.config.dies =3D num_dies; + + if (data.config.has_cpus) { + data.config.cpus *=3D num_modules * num_dies; + } + if (data.config.has_maxcpus) { + data.config.maxcpus *=3D num_modules * num_dies; + } + + data.expect_prefer_sockets.modules =3D num_modules; + data.expect_prefer_sockets.dies =3D num_dies; + data.expect_prefer_sockets.cpus *=3D num_modules * num_dies; + data.expect_prefer_sockets.max_cpus *=3D num_modules * num_dies; + + data.expect_prefer_cores.modules =3D num_modules; + data.expect_prefer_cores.dies =3D num_dies; + data.expect_prefer_cores.cpus *=3D num_modules * num_dies; + data.expect_prefer_cores.max_cpus *=3D num_modules * num_dies; + + smp_parse_test(ms, &data, true); + } + + for (i =3D 0; i < ARRAY_SIZE(data_with_modules_dies_invalid); i++) { + data =3D data_with_modules_dies_invalid[i]; + unsupported_params_init(mc, &data); + + smp_parse_test(ms, &data, false); + } + + object_unref(obj); +} + static void test_with_clusters(const void *opaque) { const char *machine_type =3D opaque; @@ -1398,6 +1494,10 @@ static const TypeInfo smp_machine_types[] =3D { .name =3D MACHINE_TYPE_NAME("smp-with-dies"), .parent =3D TYPE_MACHINE, .class_init =3D machine_with_dies_class_init, + }, { + .name =3D MACHINE_TYPE_NAME("smp-with-modules-dies"), + .parent =3D TYPE_MACHINE, + .class_init =3D machine_with_modules_dies_class_init, }, { .name =3D MACHINE_TYPE_NAME("smp-with-clusters"), .parent =3D TYPE_MACHINE, @@ -1441,6 +1541,9 @@ int main(int argc, char *argv[]) g_test_add_data_func("/test-smp-parse/with_dies", MACHINE_TYPE_NAME("smp-with-dies"), test_with_dies); + g_test_add_data_func("/test-smp-parse/with_modules_dies", + MACHINE_TYPE_NAME("smp-with-modules-dies"), + test_with_modules_dies); g_test_add_data_func("/test-smp-parse/with_clusters", MACHINE_TYPE_NAME("smp-with-clusters"), test_with_clusters); --=20 2.45.2