WARNING: line length of 83 exceeds 80 columns
#56: FILE: net/core/skbuff.c:5583:
+		tcp_call_bpf_3arg(sk, cb_flag, key, tstamp.tv_sec, tstamp.tv_nsec);

WARNING: line length of 90 exceeds 80 columns
#91: FILE: net/ipv4/tcp.c:499:
+	    !(sk->sk_tsflags & (SOF_TIMESTAMPING_OPT_ID | SOF_TIMESTAMPING_OPT_ID_TCP))) {

WARNING: line length of 90 exceeds 80 columns
#93: FILE: net/ipv4/tcp.c:501:
+		sk->sk_tsflags |= (SOF_TIMESTAMPING_OPT_ID | SOF_TIMESTAMPING_OPT_ID_TCP);

total: 0 errors, 3 warnings, 0 checks, 90 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 8b6361464e25 ("net-timestamp: add tx OPT_ID_TCP support for bpf case") 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, 90 lines checked