1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2021 Facebook */
3 #include <test_progs.h>
4 #include "timer.skel.h"
6 static int timer(struct timer *timer_skel)
9 LIBBPF_OPTS(bpf_test_run_opts, topts);
11 err = timer__attach(timer_skel);
12 if (!ASSERT_OK(err, "timer_attach"))
15 ASSERT_EQ(timer_skel->data->callback_check, 52, "callback_check1");
16 ASSERT_EQ(timer_skel->data->callback2_check, 52, "callback2_check1");
18 prog_fd = bpf_program__fd(timer_skel->progs.test1);
19 err = bpf_prog_test_run_opts(prog_fd, &topts);
20 ASSERT_OK(err, "test_run");
21 ASSERT_EQ(topts.retval, 0, "test_run");
22 timer__detach(timer_skel);
24 usleep(50); /* 10 usecs should be enough, but give it extra */
25 /* check that timer_cb1() was executed 10+10 times */
26 ASSERT_EQ(timer_skel->data->callback_check, 42, "callback_check2");
27 ASSERT_EQ(timer_skel->data->callback2_check, 42, "callback2_check2");
29 /* check that timer_cb2() was executed twice */
30 ASSERT_EQ(timer_skel->bss->bss_data, 10, "bss_data");
32 /* check that timer_cb3() was executed twice */
33 ASSERT_EQ(timer_skel->bss->abs_data, 12, "abs_data");
35 /* check that there were no errors in timer execution */
36 ASSERT_EQ(timer_skel->bss->err, 0, "err");
38 /* check that code paths completed */
39 ASSERT_EQ(timer_skel->bss->ok, 1 | 2 | 4, "ok");
44 /* TODO: use pid filtering */
45 void serial_test_timer(void)
47 struct timer *timer_skel = NULL;
50 timer_skel = timer__open_and_load();
51 if (!ASSERT_OK_PTR(timer_skel, "timer_skel_load"))
54 err = timer(timer_skel);
55 ASSERT_OK(err, "timer");
57 timer__destroy(timer_skel);