Defined in 2 files as a macro:

• include/net/tcp.h, line 819 (as a macro)
• tools/testing/selftests/bpf/test_tcp_hdr_options.h, line 44 (as a macro)

Referenced in 6 files:

• drivers/net/ethernet/netronome/nfp/flower/match.c
  • line 207
  • line 209
• drivers/net/ethernet/netronome/nfp/flower/offload.c
  • line 19
  • line 493
• net/ipv4/tcp.c
  • line 652
  • line 1071
  • line 1389
• net/ipv4/tcp_output.c
  • line 1296
  • line 1588
  • line 2143
  • line 2430
  • line 3796
  • line 4047
  • line 4054
• net/mptcp/protocol.c, line 1368
• net/netfilter/nf_conntrack_proto_tcp.c, line 744