rds_tcp_keepalive 74 net/rds/tcp.h int rds_tcp_keepalive(struct socket *sock); rds_tcp_keepalive 178 net/rds/tcp_connect.c rds_tcp_keepalive(sock); rds_tcp_keepalive 163 net/rds/tcp_listen.c ret = rds_tcp_keepalive(new_sock);