diff options
| author | Mykyta Yatsenko <[email protected]> | 2024-03-25 15:22:10 +0000 |
|---|---|---|
| committer | Alexei Starovoitov <[email protected]> | 2024-03-29 01:30:53 +0000 |
| commit | 786bf0e7e2ec90b349a7bab6e97947982ab31f2c (patch) | |
| tree | 06035090d80edace56555e7454bc414989f07903 /tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c | |
| parent | bpf: Add a check for struct bpf_fib_lookup size (diff) | |
| download | kernel-786bf0e7e2ec90b349a7bab6e97947982ab31f2c.tar.gz kernel-786bf0e7e2ec90b349a7bab6e97947982ab31f2c.zip | |
bpf: improve error message for unsupported helper
BPF verifier emits "unknown func" message when given BPF program type
does not support BPF helper. This message may be confusing for users, as
important context that helper is unknown only to current program type is
not provided.
This patch changes message to "program of this type cannot use helper "
and aligns dependent code in libbpf and tests. Any suggestions on
improving/changing this message are welcome.
Signed-off-by: Mykyta Yatsenko <[email protected]>
Acked-by: Andrii Nakryiko <[email protected]>
Acked-by: Quentin Monnet <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Alexei Starovoitov <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c index 94cb22b01482..99dc60fe59d5 100644 --- a/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c +++ b/tools/testing/selftests/bpf/prog_tests/bpf_tcp_ca.c @@ -304,7 +304,7 @@ static void test_rel_setsockopt(void) struct bpf_dctcp_release *rel_skel; libbpf_print_fn_t old_print_fn; - err_str = "unknown func bpf_setsockopt"; + err_str = "program of this type cannot use helper bpf_setsockopt"; found = false; old_print_fn = libbpf_set_print(libbpf_debug_print); |