TCP_NAGLE_PUSH
__tcp_push_pending_frames(sk, mss_now, TCP_NAGLE_PUSH);
TCP_NAGLE_PUSH, size_goal);
tp->nonagle |= TCP_NAGLE_PUSH;
tcp_sk(sk)->nonagle |= TCP_NAGLE_OFF|TCP_NAGLE_PUSH;
if (tp->nonagle & TCP_NAGLE_PUSH)
tp->nonagle &= ~TCP_NAGLE_PUSH;
if (nonagle & TCP_NAGLE_PUSH)
nonagle : TCP_NAGLE_PUSH))))
tcp_write_xmit(sk, mss_now, TCP_NAGLE_PUSH, 1, sk->sk_allocation);