diff options
Diffstat (limited to 'tools/testing/selftests/bpf/test_progs.c')
-rw-r--r-- | tools/testing/selftests/bpf/test_progs.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 6e04b9f83777..94b6951b90b3 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -186,6 +186,8 @@ enum ARG_KEYS { ARG_TEST_NUM = 'n', ARG_TEST_NAME = 't', ARG_VERIFIER_STATS = 's', + + ARG_VERBOSE = 'v', }; static const struct argp_option opts[] = { @@ -195,6 +197,8 @@ static const struct argp_option opts[] = { "Run tests with names containing NAME" }, { "verifier-stats", ARG_VERIFIER_STATS, NULL, 0, "Output verifier statistics", }, + { "verbose", ARG_VERBOSE, "LEVEL", OPTION_ARG_OPTIONAL, + "Verbose output (use -vv for extra verbose output)" }, {}, }; @@ -202,12 +206,22 @@ struct test_env { int test_num_selector; const char *test_name_selector; bool verifier_stats; + bool verbose; + bool very_verbose; }; static struct test_env env = { .test_num_selector = -1, }; +static int libbpf_print_fn(enum libbpf_print_level level, + const char *format, va_list args) +{ + if (!env.very_verbose && level == LIBBPF_DEBUG) + return 0; + return vfprintf(stderr, format, args); +} + static error_t parse_arg(int key, char *arg, struct argp_state *state) { struct test_env *env = state->input; @@ -229,6 +243,19 @@ static error_t parse_arg(int key, char *arg, struct argp_state *state) case ARG_VERIFIER_STATS: env->verifier_stats = true; break; + case ARG_VERBOSE: + if (arg) { + if (strcmp(arg, "v") == 0) { + env->very_verbose = true; + } else { + fprintf(stderr, + "Unrecognized verbosity setting ('%s'), only -v and -vv are supported\n", + arg); + return -EINVAL; + } + } + env->verbose = true; + break; case ARGP_KEY_ARG: argp_usage(state); break; @@ -255,6 +282,8 @@ int main(int argc, char **argv) if (err) return err; + libbpf_set_print(libbpf_print_fn); + srand(time(NULL)); jit_enabled = is_jit_enabled(); |