diff options
Diffstat (limited to 'tests/qtest/arm-cpu-features.c')
| -rw-r--r-- | tests/qtest/arm-cpu-features.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/tests/qtest/arm-cpu-features.c b/tests/qtest/arm-cpu-features.c index 77b5e30a9c..d20094d5a7 100644 --- a/tests/qtest/arm-cpu-features.c +++ b/tests/qtest/arm-cpu-features.c @@ -452,6 +452,7 @@ static void test_query_cpu_model_expansion(const void *data) assert_set_feature(qts, "max", "pmu", true); assert_has_not_feature(qts, "max", "kvm-no-adjvtime"); + assert_has_not_feature(qts, "max", "kvm-steal-time"); if (g_str_equal(qtest_get_arch(), "aarch64")) { assert_has_feature_enabled(qts, "max", "aarch64"); @@ -493,6 +494,7 @@ static void test_query_cpu_model_expansion_kvm(const void *data) assert_set_feature(qts, "host", "kvm-no-adjvtime", false); if (g_str_equal(qtest_get_arch(), "aarch64")) { + bool kvm_supports_steal_time; bool kvm_supports_sve; char max_name[8], name[8]; uint32_t max_vq, vq; @@ -500,6 +502,10 @@ static void test_query_cpu_model_expansion_kvm(const void *data) QDict *resp; char *error; + assert_error(qts, "cortex-a15", + "We cannot guarantee the CPU type 'cortex-a15' works " + "with KVM on this host", NULL); + assert_has_feature_enabled(qts, "host", "aarch64"); /* Enabling and disabling pmu should always work. */ @@ -507,16 +513,26 @@ static void test_query_cpu_model_expansion_kvm(const void *data) assert_set_feature(qts, "host", "pmu", false); assert_set_feature(qts, "host", "pmu", true); - assert_error(qts, "cortex-a15", - "We cannot guarantee the CPU type 'cortex-a15' works " - "with KVM on this host", NULL); - + /* + * Some features would be enabled by default, but they're disabled + * because this instance of KVM doesn't support them. Test that the + * features are present, and, when enabled, issue further tests. + */ + assert_has_feature(qts, "host", "kvm-steal-time"); assert_has_feature(qts, "host", "sve"); + resp = do_query_no_props(qts, "host"); + kvm_supports_steal_time = resp_get_feature(resp, "kvm-steal-time"); kvm_supports_sve = resp_get_feature(resp, "sve"); vls = resp_get_sve_vls(resp); qobject_unref(resp); + if (kvm_supports_steal_time) { + /* If we have steal-time then we should be able to toggle it. */ + assert_set_feature(qts, "host", "kvm-steal-time", false); + assert_set_feature(qts, "host", "kvm-steal-time", true); + } + if (kvm_supports_sve) { g_assert(vls != 0); max_vq = 64 - __builtin_clzll(vls); @@ -577,6 +593,7 @@ static void test_query_cpu_model_expansion_kvm(const void *data) assert_has_not_feature(qts, "host", "aarch64"); assert_has_not_feature(qts, "host", "pmu"); assert_has_not_feature(qts, "host", "sve"); + assert_has_not_feature(qts, "host", "kvm-steal-time"); } qtest_quit(qts); |