WARNING: line length of 111 exceeds 80 columns
#28: FILE: tools/lib/bpf/libbpf.c:3585:
+			pr_warn("Error loading .BTF into kernel: %d. BTF is mandatory, can't proceed.\n", err);

WARNING: line length of 105 exceeds 80 columns
#30: FILE: tools/lib/bpf/libbpf.c:3587:
+			pr_info("Error loading .BTF into kernel: %d. BTF is optional, ignoring.\n", err);

total: 0 errors, 2 warnings, 0 checks, 16 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 98099a267045 ("libbpf: change log level of BTF loading error message") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE 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, 2 warnings, 0 checks, 16 lines checked