>From 0bcb766d51b7c1c328218ae735f687b1160d6b42 Mon Sep 17 00:00:00 2001 From: Andrew Jones Date: Fri, 19 Jun 2020 13:30:38 +0200 Subject: [PATCH] tests/qtest/arm-cpu-features: Add feature setting tests A recent regression (-cpu host,pmu=on caused a segfault) inspired adding these tests. Signed-off-by: Andrew Jones --- tests/qtest/arm-cpu-features.c | 32 +++++++++++++++++++++++++++++--- 1 file changed, 29 insertions(+), 3 deletions(-) diff --git a/tests/qtest/arm-cpu-features.c b/tests/qtest/arm-cpu-features.c index 469217367661..d6bdbc171893 100644 --- a/tests/qtest/arm-cpu-features.c +++ b/tests/qtest/arm-cpu-features.c @@ -159,16 +159,35 @@ static bool resp_get_feature(QDict *resp, const char *feature) qobject_unref(_resp); \ }) -#define assert_feature(qts, cpu_type, feature, expected_value) \ +#define resp_assert_feature(resp, feature, expected_value) \ ({ \ - QDict *_resp, *_props; \ + QDict *_props; \ \ - _resp = do_query_no_props(qts, cpu_type); \ g_assert(_resp); \ g_assert(resp_has_props(_resp)); \ _props = resp_get_props(_resp); \ g_assert(qdict_get(_props, feature)); \ g_assert(qdict_get_bool(_props, feature) == (expected_value)); \ +}) + +#define assert_feature(qts, cpu_type, feature, expected_value) \ +({ \ + QDict *_resp; \ + \ + _resp = do_query_no_props(qts, cpu_type); \ + g_assert(_resp); \ + resp_assert_feature(_resp, feature, expected_value); \ + qobject_unref(_resp); \ +}) + +#define assert_set_feature(qts, cpu_type, feature, value) \ +({ \ + const char *_fmt = (value) ? "{ %s: true }" : "{ %s: false }"; \ + QDict *_resp; \ + \ + _resp = do_query(qts, cpu_type, _fmt, feature); \ + g_assert(_resp); \ + resp_assert_feature(_resp, feature, value); \ qobject_unref(_resp); \ }) @@ -464,7 +483,10 @@ static void test_query_cpu_model_expansion_kvm(const void *data) return; } + /* Enabling and disabling kvm-no-adjvtime should always work. */ assert_has_feature_disabled(qts, "host", "kvm-no-adjvtime"); + assert_set_feature(qts, "host", "kvm-no-adjvtime", true); + assert_set_feature(qts, "host", "kvm-no-adjvtime", false); if (g_str_equal(qtest_get_arch(), "aarch64")) { bool kvm_supports_sve; @@ -475,7 +497,11 @@ static void test_query_cpu_model_expansion_kvm(const void *data) char *error; assert_has_feature_enabled(qts, "host", "aarch64"); + + /* Enabling and disabling pmu should always work. */ assert_has_feature_enabled(qts, "host", "pmu"); + assert_set_feature(qts, "host", "pmu", true); + assert_set_feature(qts, "host", "pmu", false); assert_error(qts, "cortex-a15", "We cannot guarantee the CPU type 'cortex-a15' works " -- 2.25.4