1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2021, BELLSOFT. All rights reserved.
4 * Copyright (c) International Business Machines Corp., 2001
5 */
6
7 /*\
8 * [Description]
9 *
10 * Pass an unused pid to sched_getscheduler() and test for ESRCH.
11 */
12
13 #include <stdio.h>
14 #include <errno.h>
15
16 #include "tst_test.h"
17 #include "tst_sched.h"
18
19 static pid_t unused_pid;
20
setup(void)21 static void setup(void)
22 {
23 tst_res(TINFO, "Testing %s variant", sched_variants[tst_variant].desc);
24
25 unused_pid = tst_get_unused_pid();
26 }
27
run(void)28 static void run(void)
29 {
30 struct sched_variant *tv = &sched_variants[tst_variant];
31
32 TST_EXP_FAIL(tv->sched_getscheduler(unused_pid), ESRCH,
33 "sched_getscheduler(%d)", unused_pid);
34 }
35
36 static struct tst_test test = {
37 .setup = setup,
38 .test_variants = ARRAY_SIZE(sched_variants),
39 .test_all = run,
40 };
41