1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2019 Linus Walleij <linus.walleij@linaro.org>
4 *
5 * Description:
6 * Basic ioprio_get() test. Gets the current process I/O priority and
7 * checks that the values are sane.
8 */
9 #include <sys/types.h>
10 #include <sys/syscall.h>
11
12 #include "tst_test.h"
13 #include "lapi/syscalls.h"
14 #include "ioprio.h"
15
run(void)16 static void run(void)
17 {
18 int prio, class;
19
20 /* Get the I/O priority for the current process */
21 TEST(sys_ioprio_get(IOPRIO_WHO_PROCESS, 0));
22
23 if (TST_RET == -1) {
24 tst_res(TFAIL | TTERRNO, "ioprio_get failed");
25 return;
26 }
27
28 class = IOPRIO_PRIO_CLASS(TST_RET);
29 prio = IOPRIO_PRIO_LEVEL(TST_RET);
30
31 if (!prio_in_range(prio)) {
32 tst_res(TFAIL, "ioprio out of range (%d)", prio);
33 return;
34 }
35
36 if (!class_in_range(class)) {
37 tst_res(TFAIL, "ioprio class of range (%d)", class);
38 return;
39 }
40
41 tst_res(TPASS, "ioprio_get returned class %s prio %d",
42 to_class_str[class], prio);
43 }
44
45 static struct tst_test test = {
46 .test_all = run,
47 };
48