WARNING: line length of 95 exceeds 80 columns
#119: FILE: net/ipv4/tcp.c:5045:
+	CACHELINE_ASSERT_GROUP_MEMBER(struct tcp_sock, tcp_sock_write_txrx, accecn_opt_tstamp);

WARNING: line length of 83 exceeds 80 columns
#128: FILE: net/ipv4/tcp.c:5053:
+	CACHELINE_ASSERT_GROUP_SIZE(struct tcp_sock, tcp_sock_write_txrx, 130 + 6);

WARNING: line length of 85 exceeds 80 columns
#175: FILE: net/ipv4/tcp_input.c:6276:
+							      tp->accecn_opt_demand);

WARNING: line length of 84 exceeds 80 columns
#200: FILE: net/ipv4/tcp_input.c:6413:
+			tp->accecn_opt_demand = max_t(u8, 1, tp->accecn_opt_demand);

WARNING: line length of 85 exceeds 80 columns
#261: FILE: net/ipv4/tcp_output.c:986:
+	       sock_net(sk)->ipv4.sysctl_tcp_ecn_option_beacon >= (tp->srtt_us >> 3);

WARNING: line length of 83 exceeds 80 columns
#280: FILE: net/ipv4/tcp_output.c:1237:
+						       MAX_TCP_OPTION_SPACE - size,

WARNING: line length of 82 exceeds 80 columns
#281: FILE: net/ipv4/tcp_output.c:1238:
+						       opts->num_sack_blocks > 0 ?

total: 0 errors, 7 warnings, 0 checks, 202 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 c3e6b6f984a6 ("tcp: accecn: AccECN option send control") 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, 7 warnings, 0 checks, 202 lines checked