--- net/ipv4/tcp_output.c

+++ net/ipv4/tcp_output.c

@@ -1794,11 +1794,13 @@ static int tcp_write_xmit(struct sock *s

tcp_event_new_data_sent(sk, skb);

tcp_minshall_update(tp, mss_now, skb);

- sent_pkts++;

+ sent_pkts += tcp_skb_pcount(skb);

if (push_one)

break;

}

+ if (inet_csk(sk)->icsk_ca_state == TCP_CA_Recovery)

+ tp->prr_out += sent_pkts;

if (likely(sent_pkts)) {

tcp_cwnd_validate(sk);

@@ -2301,6 +2303,9 @@ begin_fwd:

return;

NET_INC_STATS_BH(sock_net(sk), mib_idx);

+ if (inet_csk(sk)->icsk_ca_state == TCP_CA_Recovery)

+ tp->prr_out += tcp_skb_pcount(skb);

+

if (skb == tcp_write_queue_head(sk))

inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS,

inet_csk(sk)->icsk_rto,