WARNING: line length of 84 exceeds 80 columns #37: FILE: kernel/bpf/stackmap.c:46: + bool user, u32 max_stack, bool crosstack, WARNING: line length of 87 exceeds 80 columns #56: FILE: kernel/bpf/stackmap.c:65: + perf_entry = get_perf_callchain(regs, (struct perf_callchain_entry *)bpf_entry, WARNING: line length of 90 exceeds 80 columns #84: FILE: kernel/bpf/stackmap.c:243: + ret = bpf_get_perf_callchain_or_entry(&entry, NULL, false, false, 0, false, false, WARNING: line length of 84 exceeds 80 columns #113: FILE: kernel/bpf/stackmap.c:364: + err = bpf_get_perf_callchain_or_entry(&trace, regs, kernel, user, max_depth, WARNING: line length of 92 exceeds 80 columns #145: FILE: kernel/bpf/stackmap.c:499: + err = bpf_get_perf_callchain_or_entry(&trace, regs, kernel, user, max_depth, total: 0 errors, 5 warnings, 0 checks, 147 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 a5be84a32182 ("bpf: Use per-cpu BPF callchain entry to save callchain") 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, 5 warnings, 0 checks, 147 lines checked