[ARM] 3500/1: fix PXA27x DMA allocation priority

[linux-2.6-omap-h63xx.git] / net / ipv4 / tcp_scalable.c

diff --git a/net/ipv4/tcp_scalable.c b/net/ipv4/tcp_scalable.c
index 327770bf552230211f2db5d799183fa08dd7e440..26d7486ee5019a842157d9b4b8aeea55abb2f26c 100644 (file)
--- a/net/ipv4/tcp_scalable.c
+++ b/net/ipv4/tcp_scalable.c
@@ -20,20 +20,20 @@ static void tcp_scalable_cong_avoid(struct sock *sk, u32 ack, u32 rtt,
                                    u32 in_flight, int flag)
 {
        struct tcp_sock *tp = tcp_sk(sk);
-       if (in_flight < tp->snd_cwnd)
+
+       if (!tcp_is_cwnd_limited(sk, in_flight))
                return;
 
-       if (tp->snd_cwnd <= tp->snd_ssthresh) {
-               tp->snd_cwnd++;
-       } else {
+       if (tp->snd_cwnd <= tp->snd_ssthresh)
+               tcp_slow_start(tp);
+       else {
                tp->snd_cwnd_cnt++;
                if (tp->snd_cwnd_cnt > min(tp->snd_cwnd, TCP_SCALABLE_AI_CNT)){
-                       tp->snd_cwnd++;
+                       if (tp->snd_cwnd < tp->snd_cwnd_clamp)
+                               tp->snd_cwnd++;
                        tp->snd_cwnd_cnt = 0;
                }
        }
-       tp->snd_cwnd = min_t(u32, tp->snd_cwnd, tp->snd_cwnd_clamp);
-       tp->snd_cwnd_stamp = tcp_time_stamp;
 }
 
 static u32 tcp_scalable_ssthresh(struct sock *sk)