WARNING: line length of 86 exceeds 80 columns
#81: FILE: kernel/bpf/btf.c:3337:
+			 u32 off, int sz, struct btf_field_info *info, u32 field_mask)

WARNING: line length of 84 exceeds 80 columns
#105: FILE: kernel/bpf/btf.c:3510:
+	if (field_mask & (BPF_KPTR | BPF_UPTR) && !__btf_type_is_struct(var_type)) {

WARNING: line length of 84 exceeds 80 columns
#141: FILE: kernel/bpf/btf.c:4055:
+	if (IS_ERR_OR_NULL(rec) || !(rec->field_mask & (BPF_GRAPH_ROOT | BPF_UPTR)))

total: 0 errors, 3 warnings, 0 checks, 132 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 a31a27b3c89b ("bpf: Support __uptr type tag in BTF") 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, 3 warnings, 0 checks, 132 lines checked