last_overflow = READ_ONCE(tcp_sk(sk)->rx_opt.ts_recent_stamp);
if (!time_between32(now, last_overflow, last_overflow + HZ))
- WRITE_ONCE(tcp_sk(sk)->rx_opt.ts_recent_stamp, now);
+ WRITE_ONCE(tcp_sk_rw(sk)->rx_opt.ts_recent_stamp, now);
}
/* syncookies: no recent synqueue overflow on this listening socket? */
int tcp_register_congestion_control(struct tcp_congestion_ops *type);
void tcp_unregister_congestion_control(struct tcp_congestion_ops *type);
+int tcp_update_congestion_control(struct tcp_congestion_ops *type,
+ struct tcp_congestion_ops *old_type);
+int tcp_validate_congestion_control(struct tcp_congestion_ops *ca);
void tcp_assign_congestion_control(struct sock *sk);
void tcp_init_congestion_control(struct sock *sk);