diff options
Diffstat (limited to 'tools/testing/selftests/bpf/test_verifier.c')
| -rw-r--r-- | tools/testing/selftests/bpf/test_verifier.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 78a6bae56ea6..9be395d9dc64 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -114,6 +114,7 @@ struct bpf_test { bpf_testdata_struct_t retvals[MAX_TEST_RUNS]; }; enum bpf_attach_type expected_attach_type; + const char *kfunc; }; /* Note we want this to be 64 bit aligned so that the end of our array is @@ -984,8 +985,24 @@ static void do_test_single(struct bpf_test *test, bool unpriv, attr.log_level = 4; attr.prog_flags = pflags; + if (prog_type == BPF_PROG_TYPE_TRACING && test->kfunc) { + attr.attach_btf_id = libbpf_find_vmlinux_btf_id(test->kfunc, + attr.expected_attach_type); + if (attr.attach_btf_id < 0) { + printf("FAIL\nFailed to find BTF ID for '%s'!\n", + test->kfunc); + (*errors)++; + return; + } + } + fd_prog = bpf_load_program_xattr(&attr, bpf_vlog, sizeof(bpf_vlog)); - if (fd_prog < 0 && !bpf_probe_prog_type(prog_type, 0)) { + + /* BPF_PROG_TYPE_TRACING requires more setup and + * bpf_probe_prog_type won't give correct answer + */ + if (fd_prog < 0 && prog_type != BPF_PROG_TYPE_TRACING && + !bpf_probe_prog_type(prog_type, 0)) { printf("SKIP (unsupported program type %d)\n", prog_type); skips++; goto close_fds; |