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[PATCH v16 03/99] qtest: Add qtest_has_accel() method
From: |
Alex Bennée |
Subject: |
[PATCH v16 03/99] qtest: Add qtest_has_accel() method |
Date: |
Fri, 4 Jun 2021 16:51:36 +0100 |
From: Philippe Mathieu-Daudé <philmd@redhat.com>
Introduce the qtest_has_accel() method which allows a runtime
query on whether a QEMU instance has an accelerator built-in.
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210505125806.1263441-4-philmd@redhat.com>
---
tests/qtest/libqos/libqtest.h | 8 ++++++++
tests/qtest/libqtest.c | 29 +++++++++++++++++++++++++++++
2 files changed, 37 insertions(+)
diff --git a/tests/qtest/libqos/libqtest.h b/tests/qtest/libqos/libqtest.h
index a68dcd79d4..d80c618c18 100644
--- a/tests/qtest/libqos/libqtest.h
+++ b/tests/qtest/libqos/libqtest.h
@@ -763,6 +763,14 @@ void qmp_expect_error_and_unref(QDict *rsp, const char
*class);
*/
bool qtest_probe_child(QTestState *s);
+/**
+ * qtest_has_accel:
+ * @accel_name: Accelerator name to check for.
+ *
+ * Returns: true if the accelerator is built in.
+ */
+bool qtest_has_accel(const char *accel_name);
+
/**
* qtest_set_expected_status:
* @s: QTestState instance to operate on.
diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c
index 825b13a44c..6bda6e1f33 100644
--- a/tests/qtest/libqtest.c
+++ b/tests/qtest/libqtest.c
@@ -393,6 +393,35 @@ QTestState *qtest_init_with_serial(const char *extra_args,
int *sock_fd)
return qts;
}
+bool qtest_has_accel(const char *accel_name)
+{
+ bool has_accel = false;
+ QDict *response;
+ QList *accels;
+ QListEntry *accel;
+ QTestState *qts;
+
+ qts = qtest_initf("-accel qtest -machine none");
+ response = qtest_qmp(qts, "{'execute': 'query-accels'}");
+ accels = qdict_get_qlist(response, "return");
+
+ QLIST_FOREACH_ENTRY(accels, accel) {
+ QDict *accel_dict = qobject_to(QDict, qlist_entry_obj(accel));
+ const char *name = qdict_get_str(accel_dict, "name");
+
+ if (g_str_equal(name, accel_name)) {
+ has_accel = true;
+ break;
+ }
+ }
+ qobject_unref(response);
+
+ qtest_quit(qts);
+
+ return has_accel;
+}
+
+
void qtest_quit(QTestState *s)
{
qtest_remove_abrt_handler(s);
--
2.20.1
- [PATCH v16 00/99] arm tcg/kvm refactor and split with kvm only support, Alex Bennée, 2021/06/04
- [PATCH v16 02/99] accel: Introduce 'query-accels' QMP command, Alex Bennée, 2021/06/04
- [PATCH v16 01/99] MAINTAINERS: Add qtest/arm-cpu-features.c to ARM TCG CPUs section, Alex Bennée, 2021/06/04
- [PATCH v16 03/99] qtest: Add qtest_has_accel() method,
Alex Bennée <=
- [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Alex Bennée, 2021/06/04
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Richard Henderson, 2021/06/04
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Thomas Huth, 2021/06/07
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Philippe Mathieu-Daudé, 2021/06/08
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Philippe Mathieu-Daudé, 2021/06/08
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Philippe Mathieu-Daudé, 2021/06/08
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Eric Blake, 2021/06/08
- Re: [PATCH v16 04/99] qtest/arm-cpu-features: Use generic qtest_has_accel() to check for KVM, Claudio Fontana, 2021/06/08