WARNING: line length of 82 exceeds 80 columns
#50: FILE: kernel/bpf/verifier.c:19157:
+		verbose(env, "only one cgroup storage of each type is allowed\n");

WARNING: line length of 92 exceeds 80 columns
#64: FILE: kernel/bpf/verifier.c:19167:
+			verbose(env, "CAP_BPF and CAP_PERFMON are required to use arena\n");

WARNING: line length of 99 exceeds 80 columns
#77: FILE: kernel/bpf/verifier.c:19180:
+			verbose(env, "arena's user address must be set via map_extra or mmap()\n");

total: 0 errors, 3 warnings, 0 checks, 165 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 36f016aa4678 ("bpf: move map/prog compatibility checks") 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, 165 lines checked