WARNING: line length of 100 exceeds 80 columns
#85: FILE: tools/testing/selftests/bpf/prog_tests/tracing_multi.c:220:
+static void __test_intersect(__u32 mask, const struct bpf_program *progs[4], __u64 *test_results[4])

WARNING: line length of 84 exceeds 80 columns
#110: FILE: tools/testing/selftests/bpf/prog_tests/tracing_multi.c:245:
+		links[i] = bpf_program__attach_tracing_multi(progs[i], NULL, &opts);

WARNING: line length of 82 exceeds 80 columns
#113: FILE: tools/testing/selftests/bpf/prog_tests/tracing_multi.c:248:
+		if (!ASSERT_OK_PTR(links[i], "bpf_program__attach_tracing_multi"))

WARNING: line length of 92 exceeds 80 columns
#186: FILE: tools/testing/selftests/bpf/progs/tracing_multi_intersect_attach.c:9:
+__hidden extern int tracing_multi_arg_check(__u64 *ctx, __u64 *test_result, bool is_return);

total: 0 errors, 4 warnings, 0 checks, 179 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit b3a276764d0a ("selftests/bpf: Add tracing multi intersect tests") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 4 warnings, 0 checks, 179 lines checked