WARNING: line length of 86 exceeds 80 columns
#76: FILE: kernel/bpf/stackmap.c:165:
+			memcpy(id_offs[i].build_id, prev_build_id, BUILD_ID_SIZE_MAX);

WARNING: line length of 87 exceeds 80 columns
#91: FILE: kernel/bpf/stackmap.c:176:
+		id_offs[i].offset = (vma->vm_pgoff << PAGE_SHIFT) + ip - vma->vm_start;

total: 0 errors, 2 warnings, 0 checks, 103 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 cec67f2e84ee ("bpf: decouple stack_map_get_build_id_offset() from perf_callchain_entry") 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, 103 lines checked