Contributors: 10
Author Tokens Token Proportion Commits Commit Proportion
Arnaldo Carvalho de Melo 354 75.97% 7 28.00%
Jiri Olsa 89 19.10% 6 24.00%
Ian Rogers 8 1.72% 4 16.00%
Changbin Du 4 0.86% 1 4.00%
Robert Richter 3 0.64% 1 4.00%
Thomas Richter 3 0.64% 1 4.00%
Tzvetomir Stoyanov (VMware) 2 0.43% 2 8.00%
Namhyung Kim 1 0.21% 1 4.00%
Gustavo A. R. Silva 1 0.21% 1 4.00%
Greg Kroah-Hartman 1 0.21% 1 4.00%
Total 466 25


// 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);