Defined in 2 files as a enumerator:

• include/net/tcp.h, line 977 (as a enumerator)
• tools/testing/selftests/bpf/bpf_tcp_helpers.h, line 118 (as a enumerator)

Referenced in 3 files:

• net/ipv4/tcp_cdg.c, line 362
• net/ipv4/tcp_input.c, line 2606
• net/ipv4/tcp_westwood.c, line 246