Defined in 2 files as a member:

• include/uapi/linux/tcp.h, line 310 (as a member)
• tools/include/uapi/linux/tcp.h, line 277 (as a member)

Referenced in 2 files:

• net/ipv4/tcp.c, line 4327
• tools/testing/selftests/net/mptcp/mptcp_sockopt.c
  • line 414
  • line 418
  • line 429
  • line 553
  • line 553