Defined in 3 files as a macro:

• include/net/tcp.h, line 380 (as a macro)
• samples/bpf/hbm_kern.h, line 29 (as a macro)
• tools/testing/selftests/bpf/bpf_tcp_helpers.h, line 112 (as a macro)

Referenced in 6 files:

• net/ipv4/tcp.c, line 3814
• net/ipv4/tcp_dctcp.c, line 82
• net/ipv4/tcp_input.c
  • line 330
  • line 387
  • line 393
  • line 394
  • line 399
  • line 400
  • line 405
• net/ipv4/tcp_minisocks.c, line 458
• net/ipv4/tcp_output.c
  • line 321
  • line 347
  • line 377
• tools/testing/selftests/bpf/progs/bpf_dctcp.c, line 67