WARNING: line length of 84 exceeds 80 columns
#31: FILE: include/linux/tcp.h:312:
+	u16	pkts_acked_ewma;/* EWMA of packets acked for AccECN cep heuristic */

WARNING: line length of 93 exceeds 80 columns
#51: FILE: net/ipv4/tcp.c:5047:
+	CACHELINE_ASSERT_GROUP_MEMBER(struct tcp_sock, tcp_sock_write_txrx, pkts_acked_ewma);

WARNING: line length of 83 exceeds 80 columns
#60: FILE: net/ipv4/tcp.c:5056:
+	CACHELINE_ASSERT_GROUP_SIZE(struct tcp_sock, tcp_sock_write_txrx, 132 + 4);

total: 0 errors, 3 warnings, 0 checks, 67 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 3d9c49a90fb4 ("tcp: try to avoid safer when ACKs are thinned") 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, 67 lines checked