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| author | Yauheni Kaliuta <yauheni.kaliuta@redhat.com> | 2021-04-08 09:13:09 +0300 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2021-04-08 23:54:48 -0700 |
| commit | f3f4c23e1238783f3d719cfbda6c5e2fd03a48c4 (patch) | |
| tree | 39ee74e3a70de436a49f1bc5d815178f8388b5ea /tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c | |
| parent | b3278099b2f6e81771c6c2b70fcf9a56e9ba5d93 (diff) | |
| download | linux-f3f4c23e1238783f3d719cfbda6c5e2fd03a48c4.tar.gz linux-f3f4c23e1238783f3d719cfbda6c5e2fd03a48c4.tar.bz2 linux-f3f4c23e1238783f3d719cfbda6c5e2fd03a48c4.zip | |
selftests/bpf: ringbuf_multi: Use runtime page size
Set bpf table sizes dynamically according to the runtime page size
value.
Do not switch to ASSERT macros, keep CHECK, for consistency with the
rest of the test. Can be a separate cleanup patch.
Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@redhat.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210408061310.95877-8-yauheni.kaliuta@redhat.com
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c b/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c index d37161e59bb2..159de99621c7 100644 --- a/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c +++ b/tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c @@ -41,13 +41,30 @@ static int process_sample(void *ctx, void *data, size_t len) void test_ringbuf_multi(void) { struct test_ringbuf_multi *skel; - struct ring_buffer *ringbuf; + struct ring_buffer *ringbuf = NULL; int err; + int page_size = getpagesize(); - skel = test_ringbuf_multi__open_and_load(); - if (CHECK(!skel, "skel_open_load", "skeleton open&load failed\n")) + skel = test_ringbuf_multi__open(); + if (CHECK(!skel, "skel_open", "skeleton open failed\n")) return; + err = bpf_map__set_max_entries(skel->maps.ringbuf1, page_size); + if (CHECK(err != 0, "bpf_map__set_max_entries", "bpf_map__set_max_entries failed\n")) + goto cleanup; + + err = bpf_map__set_max_entries(skel->maps.ringbuf2, page_size); + if (CHECK(err != 0, "bpf_map__set_max_entries", "bpf_map__set_max_entries failed\n")) + goto cleanup; + + err = bpf_map__set_max_entries(bpf_map__inner_map(skel->maps.ringbuf_arr), page_size); + if (CHECK(err != 0, "bpf_map__set_max_entries", "bpf_map__set_max_entries failed\n")) + goto cleanup; + + err = test_ringbuf_multi__load(skel); + if (CHECK(err != 0, "skel_load", "skeleton load failed\n")) + goto cleanup; + /* only trigger BPF program for current process */ skel->bss->pid = getpid(); |