[PATCH 4/6] qtest/arm-cpu-features: Check KVM availability at runtime

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

sve_tests_sve_off_kvm() and test_query_cpu_model_expansion_kvm()
are KVM specific tests. Skip them if KVM is not built-in.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 tests/qtest/arm-cpu-features.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/tests/qtest/arm-cpu-features.c b/tests/qtest/arm-cpu-features.c
index 8252b85bb85..2b70104515d 100644
--- a/tests/qtest/arm-cpu-features.c
+++ b/tests/qtest/arm-cpu-features.c
@@ -21,7 +21,7 @@
 #define SVE_MAX_VQ 16
 
 #define MACHINE     "-machine virt,gic-version=max -accel tcg "
-#define MACHINE_KVM "-machine virt,gic-version=max -accel kvm -accel tcg "
+#define MACHINE_KVM "-machine virt,gic-version=max -accel kvm "
 #define QUERY_HEAD  "{ 'execute': 'query-cpu-model-expansion', " \
                     "  'arguments': { 'type': 'full', "
 #define QUERY_TAIL  "}}"
@@ -413,6 +413,10 @@ static void sve_tests_sve_off_kvm(const void *data)
     QTestState *qts;
 
     qts = qtest_init(MACHINE_KVM "-cpu max,sve=off");
+    if (!qtest_probe_accel(qts, "kvm")) {
+        g_test_skip("KVM not available, skipping test");
+        goto done;
+    }
 
     /*
      * We don't know if this host supports SVE so we don't
@@ -424,6 +428,7 @@ static void sve_tests_sve_off_kvm(const void *data)
     assert_sve_vls(qts, "max", 0, NULL);
     assert_sve_vls(qts, "max", 0, "{ 'sve128': false }");
 
+done:
     qtest_quit(qts);
 }
 
@@ -492,6 +497,10 @@ static void test_query_cpu_model_expansion_kvm(const void *data)
     QTestState *qts;
 
     qts = qtest_init(MACHINE_KVM "-cpu max");
+    if (!qtest_probe_accel(qts, "kvm")) {
+        g_test_skip("KVM not available, skipping test");
+        goto done;
+    }
 
     /*
      * These tests target the 'host' CPU type, so KVM must be enabled.
@@ -609,6 +618,7 @@ static void test_query_cpu_model_expansion_kvm(const void *data)
         assert_has_not_feature(qts, "host", "kvm-steal-time");
     }
 
+done:
     qtest_quit(qts);
 }
 
-- 
2.26.2