Defined in 5 files as a macro:

• include/uapi/linux/tcp.h, line 124 (as a macro)
• tools/include/uapi/linux/tcp.h, line 121 (as a macro)
• tools/testing/selftests/bpf/prog_tests/sockmap_ktls.c, line 14 (as a macro)
• tools/testing/selftests/net/getsockopt_iter.c, line 56 (as a macro)
• tools/testing/selftests/net/mptcp/mptcp_connect.c, line 44 (as a macro)

Referenced in 8 files:

• net/ipv4/tcp.c
  • line 3867
  • line 4589
• net/mptcp/sockopt.c
  • line 840
  • line 1417
• net/smc/af_smc.c, line 3091
• tools/testing/selftests/bpf/prog_tests/setget_sockopt.c
  • line 112
  • line 115
• tools/testing/selftests/bpf/prog_tests/sockmap_ktls.c
  • line 22
  • line 26
  • line 102
  • line 169
• tools/testing/selftests/net/getsockopt_iter.c
  • line 55
  • line 534
• tools/testing/selftests/net/mptcp/mptcp_connect.c
  • line 43
  • line 272
  • line 280
• tools/testing/selftests/net/tls.c
  • line 144
  • line 152
  • line 3167
  • line 3174
  • line 3184
  • line 3187
  • line 3302
  • line 3352
  • line 3361
  • line 3398
  • line 3403