WARNING: line length of 97 exceeds 80 columns
#47: FILE: arch/s390/net/bpf_jit_comp.c:2598:
+			u64 meta = func_meta | ((u64)cur_cookie << BPF_TRAMP_COOKIE_INDEX_SHIFT);

WARNING: line length of 86 exceeds 80 columns
#49: FILE: arch/s390/net/bpf_jit_comp.c:2600:
+			emit_store_stack_imm64(jit, REG_0, tjit->func_meta_off, meta);

WARNING: line length of 82 exceeds 80 columns
#122: FILE: arch/s390/net/bpf_jit_comp.c:2801:
+			emit_store_stack_imm64(jit, REG_0, cookie_off + 8 * i, 0);

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, 4 warnings, 0 checks, 134 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 9dd38c850f18 ("bpf,s390: add fsession support for trampolines") 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, 4 warnings, 0 checks, 134 lines checked