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bh=AB0PU4I+UYiZ9aacszyhe3Z6+GgBrCigqQkND5ZGRww=; b=Lkzb/yEHVVsWVcjUKTFo3Dk0V1xfzRggM7skAMkRjeVL0NCvymQWOeYx+yv5ONRRS3Yje+ DkIIunVlYpqgJS3NbaSAHr5t9DNiKBCL8nqIWwt/5Kn39w6ILnqGcus8cSs3I9nmArTAqC 05rLro/bHp+ShEDlU/jn3OQsCiVKyMw= X-MC-Unique: NUT9pbrqM9uKwt01D8fMHw-1 From: Cornelia Huck To: Peter Maydell , Thomas Huth , Laurent Vivier Cc: Andrew Jones , qemu-arm@nongnu.org, qemu-devel@nongnu.org, kvm@vger.kernel.org, Cornelia Huck Subject: [PATCH RFC 2/2] qtests/arm: add some mte tests Date: Thu, 12 May 2022 15:11:46 +0200 Message-Id: <20220512131146.78457-3-cohuck@redhat.com> In-Reply-To: <20220512131146.78457-1-cohuck@redhat.com> References: <20220512131146.78457-1-cohuck@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=cohuck@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=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1652361377787100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Cornelia Huck --- tests/qtest/arm-cpu-features.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/tests/qtest/arm-cpu-features.c b/tests/qtest/arm-cpu-features.c index 5a145273860c..c0be645b1fb0 100644 --- a/tests/qtest/arm-cpu-features.c +++ b/tests/qtest/arm-cpu-features.c @@ -22,6 +22,7 @@ =20 #define MACHINE "-machine virt,gic-version=3Dmax -accel tcg " #define MACHINE_KVM "-machine virt,gic-version=3Dmax -accel kvm -accel tcg= " +#define MACHINE_MTE "-machine virt,gic-version=3Dmax,mte=3Don -accel tcg " #define QUERY_HEAD "{ 'execute': 'query-cpu-model-expansion', " \ " 'arguments': { 'type': 'full', " #define QUERY_TAIL "}}" @@ -412,6 +413,17 @@ static void sve_tests_sve_off_kvm(const void *data) qtest_quit(qts); } =20 +static void mte_tests_tag_memory_on(const void *data) +{ + QTestState *qts; + + qts =3D qtest_init(MACHINE_MTE "-cpu max"); + + assert_has_feature(qts, "max", "mte"); + + qtest_quit(qts); +} + static void pauth_tests_default(QTestState *qts, const char *cpu_type) { assert_has_feature_enabled(qts, cpu_type, "pauth"); @@ -424,6 +436,14 @@ static void pauth_tests_default(QTestState *qts, const= char *cpu_type) "{ 'pauth': false, 'pauth-impdef': true }"); } =20 +static void mte_tests_default(QTestState *qts, const char *cpu_type) +{ + assert_has_feature(qts, cpu_type, "mte"); + + /* without tag memory, mte will be off under tcg */ + assert_has_feature_disabled(qts, cpu_type, "mte"); +} + static void test_query_cpu_model_expansion(const void *data) { QTestState *qts; @@ -473,6 +493,7 @@ static void test_query_cpu_model_expansion(const void *= data) =20 sve_tests_default(qts, "max"); pauth_tests_default(qts, "max"); + mte_tests_default(qts, "max"); =20 /* Test that features that depend on KVM generate errors without. = */ assert_error(qts, "max", @@ -499,6 +520,7 @@ static void test_query_cpu_model_expansion_kvm(const vo= id *data) if (g_str_equal(qtest_get_arch(), "aarch64")) { bool kvm_supports_steal_time; bool kvm_supports_sve; + bool kvm_supports_mte; char max_name[8], name[8]; uint32_t max_vq, vq; uint64_t vls; @@ -523,10 +545,12 @@ static void test_query_cpu_model_expansion_kvm(const = void *data) */ assert_has_feature(qts, "host", "kvm-steal-time"); assert_has_feature(qts, "host", "sve"); + assert_has_feature(qts, "host", "mte"); =20 resp =3D do_query_no_props(qts, "host"); kvm_supports_steal_time =3D resp_get_feature(resp, "kvm-steal-time= "); kvm_supports_sve =3D resp_get_feature(resp, "sve"); + kvm_supports_mte =3D resp_get_feature(resp, "mte"); vls =3D resp_get_sve_vls(resp); qobject_unref(resp); =20 @@ -592,6 +616,11 @@ static void test_query_cpu_model_expansion_kvm(const v= oid *data) } else { g_assert(vls =3D=3D 0); } + if (kvm_supports_mte) { + /* If we have mte then we should be able to toggle it. */ + assert_set_feature(qts, "host", "mte", false); + assert_set_feature(qts, "host", "mte", true); + } } else { assert_has_not_feature(qts, "host", "aarch64"); assert_has_not_feature(qts, "host", "pmu"); @@ -630,6 +659,8 @@ int main(int argc, char **argv) NULL, sve_tests_sve_off); qtest_add_data_func("/arm/kvm/query-cpu-model-expansion/sve-off", NULL, sve_tests_sve_off_kvm); + qtest_add_data_func("/arm/max/query-cpu-model-expansion/tag-memory= ", + NULL, mte_tests_tag_memory_on); } =20 return g_test_run(); --=20 2.34.3