tcp_peek_len     2107 include/net/tcp.h int tcp_peek_len(struct socket *sock);
tcp_peek_len     1009 net/ipv4/af_inet.c 	.peek_len	   = tcp_peek_len,
tcp_peek_len     1698 net/ipv4/tcp.c EXPORT_SYMBOL(tcp_peek_len);
tcp_peek_len      626 net/ipv6/af_inet6.c 	.peek_len	   = tcp_peek_len,