WARNING: line length of 84 exceeds 80 columns
#55: FILE: tools/testing/selftests/bpf/prog_tests/trace_printk.c:52:
+	if (!ASSERT_GT(bss->trace_printk_utf8_ran, 0, "bss->trace_printk_utf8_ran"))

WARNING: line length of 84 exceeds 80 columns
#58: FILE: tools/testing/selftests/bpf/prog_tests/trace_printk.c:55:
+	if (!ASSERT_GT(bss->trace_printk_utf8_ret, 0, "bss->trace_printk_utf8_ret"))

WARNING: line length of 83 exceeds 80 columns
#102: FILE: tools/testing/selftests/bpf/progs/trace_printk.c:30:
+							 sizeof(invalid_spec_fmt));

total: 0 errors, 3 warnings, 0 checks, 74 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 b7dd8346d977 ("selftests/bpf: cover UTF-8 trace_printk output") 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, 3 warnings, 0 checks, 74 lines checked