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// 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 = TEST_OK;
if (IS_ERR(evsel)) {
pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
return PTR_ERR(evsel) == -EACCES ? TEST_SKIP : TEST_FAIL;
}
if (evsel__test_field(evsel, "prev_comm", 16, false))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "prev_pid", 4, true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "prev_prio", 4, true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "prev_state", sizeof(long), true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "next_comm", 16, false))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "next_pid", 4, true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "next_prio", 4, true))
ret = TEST_FAIL;
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 TEST_FAIL;
}
if (evsel__test_field(evsel, "comm", 16, false))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "pid", 4, true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "prio", 4, true))
ret = TEST_FAIL;
if (evsel__test_field(evsel, "target_cpu", 4, true))
ret = TEST_FAIL;
evsel__delete(evsel);
return ret;
}
static struct test_case tests__perf_evsel__tp_sched_test[] = {
TEST_CASE_REASON("Parse sched tracepoints fields",
perf_evsel__tp_sched_test,
"permissions"),
{ .name = NULL, }
};
struct test_suite suite__perf_evsel__tp_sched_test = {
.desc = "Parse sched tracepoints fields",
.test_cases = tests__perf_evsel__tp_sched_test,
};
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