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| author | Benjamin Tissoires <bentiss@kernel.org> | 2024-04-20 12:09:16 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2024-04-24 05:46:57 +0300 |
| commit | 8290dba51910d36721ced6ccf03049ed6b7ea2ce (patch) | |
| tree | 93ee7e7ef3781f5b19811715f4dc05a5a78c06cb /tools/testing/selftests/bpf/prog_tests | |
| parent | 8e83da9732d91c60fdc651b2486c8e5935eb0ca2 (diff) | |
| download | linux-8290dba51910d36721ced6ccf03049ed6b7ea2ce.tar.xz | |
selftests/bpf: wq: add bpf_wq_start() checks
Allows to test if allocation/free works
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
Link: https://lore.kernel.org/r/20240420-bpf_wq-v2-16-6c986a5a741f@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/wq.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/wq.c b/tools/testing/selftests/bpf/prog_tests/wq.c index 26ab69796103..8a4a91d944cc 100644 --- a/tools/testing/selftests/bpf/prog_tests/wq.c +++ b/tools/testing/selftests/bpf/prog_tests/wq.c @@ -6,9 +6,31 @@ void serial_test_wq(void) { + struct wq *wq_skel = NULL; + int err, prog_fd; + LIBBPF_OPTS(bpf_test_run_opts, topts); RUN_TESTS(wq); + + /* re-run the success test to check if the timer was actually executed */ + + wq_skel = wq__open_and_load(); + if (!ASSERT_OK_PTR(wq_skel, "wq_skel_load")) + return; + + err = wq__attach(wq_skel); + if (!ASSERT_OK(err, "wq_attach")) + return; + + prog_fd = bpf_program__fd(wq_skel->progs.test_syscall_array_sleepable); + err = bpf_prog_test_run_opts(prog_fd, &topts); + ASSERT_OK(err, "test_run"); + ASSERT_EQ(topts.retval, 0, "test_run"); + + usleep(50); /* 10 usecs should be enough, but give it extra */ + + ASSERT_EQ(wq_skel->bss->ok_sleepable, (1 << 1), "ok_sleepable"); } void serial_test_failures_wq(void) |