tcp_fast_path_check 2159 net/ipv4/tcp.c 			tcp_fast_path_check(sk);
tcp_fast_path_check 3401 net/ipv4/tcp_input.c 			tcp_fast_path_check(sk);
tcp_fast_path_check 4816 net/ipv4/tcp_input.c 		tcp_fast_path_check(sk);