1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2020 Viresh Kumar <[email protected]>
4 *
5 * Description:
6 * Basic io_pgetevents() test to receive 1 event successfully.
7 */
8 #include "time64_variants.h"
9 #include "tst_test.h"
10 #include "tst_timer.h"
11 #include "lapi/io_pgetevents.h"
12
13 #ifdef HAVE_LIBAIO
14 static int fd;
15
16 static struct time64_variants variants[] = {
17 #if (__NR_io_pgetevents != __LTP__NR_INVALID_SYSCALL)
18 { .io_pgetevents = sys_io_pgetevents, .ts_type = TST_KERN_OLD_TIMESPEC, .desc = "syscall with old kernel spec"},
19 #endif
20
21 #if (__NR_io_pgetevents_time64 != __LTP__NR_INVALID_SYSCALL)
22 { .io_pgetevents = sys_io_pgetevents_time64, .ts_type = TST_KERN_TIMESPEC, .desc = "syscall time64 with kernel spec"},
23 #endif
24 };
25
setup(void)26 static void setup(void)
27 {
28 tst_res(TINFO, "Testing variant: %s", variants[tst_variant].desc);
29 }
30
run(void)31 static void run(void)
32 {
33 struct time64_variants *tv = &variants[tst_variant];
34 struct io_event events[1];
35 struct iocb cb, *cbs[1];
36 io_context_t ctx = 0;
37 struct tst_ts to = tst_ts_from_ns(tv->ts_type, 10000);
38 sigset_t sigmask;
39 char data[4096];
40 int ret;
41
42 cbs[0] = &cb;
43 sigemptyset(&sigmask);
44
45 fd = SAFE_OPEN("io_pgetevents_file", O_RDWR | O_CREAT, 0644);
46 io_prep_pwrite(&cb, fd, data, 4096, 0);
47
48 TEST(io_setup(1, &ctx));
49 if (TST_RET == -ENOSYS)
50 tst_brk(TCONF | TRERRNO, "io_setup(): AIO not supported by kernel");
51 if (TST_RET < 0)
52 tst_brk(TBROK | TRERRNO, "io_setup() failed");
53
54 ret = io_submit(ctx, 1, cbs);
55 if (ret != 1)
56 tst_brk(TBROK | TERRNO, "io_submit() failed");
57
58 /* get the reply */
59 ret = tv->io_pgetevents(ctx, 1, 1, events, tst_ts_get(&to), &sigmask);
60
61 if (ret == 1)
62 tst_res(TPASS, "io_pgetevents() works as expected");
63 else
64 tst_res(TFAIL | TERRNO, "io_pgetevents() failed");
65
66 if (io_destroy(ctx) < 0)
67 tst_brk(TBROK | TERRNO, "io_destroy() failed");
68
69 SAFE_CLOSE(fd);
70 }
71
72 static struct tst_test test = {
73 .min_kver = "4.18",
74 .test_all = run,
75 .test_variants = ARRAY_SIZE(variants),
76 .needs_tmpdir = 1,
77 .setup = setup,
78 };
79
80 #else
81 TST_TEST_TCONF("test requires libaio and it's development packages");
82 #endif
83