WARNING: line length of 89 exceeds 80 columns
#57: FILE: kernel/bpf/btf.c:7902:
+			bpf_log(log, "JIT does not support function %s() with %d args\n",

WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#59: FILE: kernel/bpf/btf.c:7904:
+			return -ENOTSUPP;

WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#93: FILE: kernel/bpf/verifier.c:12372:
+		return -ENOTSUPP;

total: 0 errors, 3 warnings, 0 checks, 55 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 3845ec449cd2 ("bpf: Enable stack argument support for x86_64") 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, 3 warnings, 0 checks, 55 lines checked