Symbol: MPTCP_CF_PUSH
net/mptcp/protocol.c
2563
need_push = (flags & MPTCP_CF_PUSH) && __mptcp_retransmit_pending_data(sk);
net/mptcp/protocol.c
2650
__mptcp_close_ssk(sk, ssk, subflow, MPTCP_CF_PUSH);