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-rw-r--r--tools/perf/tests/evsel-tp-sched.c92
1 files changed, 92 insertions, 0 deletions
diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c
new file mode 100644
index 000000000..cf4da3d74
--- /dev/null
+++ b/tools/perf/tests/evsel-tp-sched.c
@@ -0,0 +1,92 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/err.h>
+#include <traceevent/event-parse.h>
+#include "evsel.h"
+#include "tests.h"
+#include "debug.h"
+
+static int evsel__test_field(struct evsel *evsel, const char *name, int size, bool should_be_signed)
+{
+ struct tep_format_field *field = evsel__field(evsel, name);
+ int is_signed;
+ int ret = 0;
+
+ if (field == NULL) {
+ pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
+ return -1;
+ }
+
+ is_signed = !!(field->flags & TEP_FIELD_IS_SIGNED);
+ if (should_be_signed && !is_signed) {
+ pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
+ evsel->name, name, is_signed, should_be_signed);
+ ret = -1;
+ }
+
+ if (field->size != size) {
+ pr_debug("%s: \"%s\" size (%d) should be %d!\n",
+ evsel->name, name, field->size, size);
+ ret = -1;
+ }
+
+ return ret;
+}
+
+static int test__perf_evsel__tp_sched_test(struct test_suite *test __maybe_unused,
+ int subtest __maybe_unused)
+{
+ struct evsel *evsel = evsel__newtp("sched", "sched_switch");
+ int ret = 0;
+
+ if (IS_ERR(evsel)) {
+ pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
+ return -1;
+ }
+
+ if (evsel__test_field(evsel, "prev_comm", 16, false))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "prev_pid", 4, true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "prev_prio", 4, true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "prev_state", sizeof(long), true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "next_comm", 16, false))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "next_pid", 4, true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "next_prio", 4, true))
+ ret = -1;
+
+ evsel__delete(evsel);
+
+ evsel = evsel__newtp("sched", "sched_wakeup");
+
+ if (IS_ERR(evsel)) {
+ pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
+ return -1;
+ }
+
+ if (evsel__test_field(evsel, "comm", 16, false))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "pid", 4, true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "prio", 4, true))
+ ret = -1;
+
+ if (evsel__test_field(evsel, "target_cpu", 4, true))
+ ret = -1;
+
+ evsel__delete(evsel);
+ return ret;
+}
+
+DEFINE_SUITE("Parse sched tracepoints fields", perf_evsel__tp_sched_test);