WARNING: line length of 82 exceeds 80 columns
#151: FILE: kernel/bpf/btf.c:7605:
+			/* i == nargs1, this is the index of return value of t1 */

WARNING: line length of 81 exceeds 80 columns
#186: FILE: kernel/bpf/btf.c:7640:
+			offset += btf_type_is_ptr(t1) ? 8 : roundup(t1->size, 8);

WARNING: From:/Signed-off-by: email address mismatch: 'From: Menglong Dong <menglong8.dong@gmail.com>' != 'Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>'

total: 0 errors, 3 warnings, 0 checks, 160 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 a3c68d7d43ad ("bpf: tracing: add support to record and check the accessed args") 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, 160 lines checked