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veristat: Report program type guess results to sdterr

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In order not to pollute CSV output, e.g.:

  $ ./veristat -o csv exceptions_ext.bpf.o > test.csv
  Using guessed program type 'sched_cls' for exceptions_ext.bpf.o/extension...
  Using guessed program type 'sched_cls' for exceptions_ext.bpf.o/throwing_extension...

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Mykyta Yatsenko <mykyta.yatsenko5@gmail.com>
Link: https://lore.kernel.org/bpf/20250301000147.1583999-4-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Eduard Zingerman 2025-02-28 16:01:47 -08:00 committed by Alexei Starovoitov
parent 2d95b3f582
commit 346e4ca462
1 changed files with 2 additions and 2 deletions
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4
tools/testing/selftests/bpf/veristat.c
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@ -1234,13 +1234,13 @@ static void fixup_obj(struct bpf_object *obj, struct bpf_program *prog, const ch
bpf_program__set_expected_attach_type(prog, attach_type);
if (!env.quiet) {
printf("Using guessed program type '%s' for %s/%s...\n",
fprintf(stderr, "Using guessed program type '%s' for %s/%s...\n",
libbpf_bpf_prog_type_str(prog_type),
filename, prog_name);
}
} else {
if (!env.quiet) {
printf("Failed to guess program type for freplace program with context type name '%s' for %s/%s. Consider using canonical type names to help veristat...\n",
fprintf(stderr, "Failed to guess program type for freplace program with context type name '%s' for %s/%s. Consider using canonical type names to help veristat...\n",
ctx_name, filename, prog_name);
}
}