WARNING: line length of 81 exceeds 80 columns #28: FILE: include/linux/btf.h:525: +u32 btf_ctx_arg_idx(struct btf *btf, const struct btf_type *func_proto, int off); total: 0 errors, 1 warnings, 0 checks, 25 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 f4a8a2cbf18d ("bpf: Prepare to reuse get_ctx_arg_idx") 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, 1 warnings, 0 checks, 25 lines checked