tcp: add helper for AI algorithm

[safe/jmp/linux-2.6] / net / ipv4 / tcp_htcp.c

diff --git a/net/ipv4/tcp_htcp.c b/net/ipv4/tcp_htcp.c
index 937549b..26d5c7f 100644 (file)
--- a/net/ipv4/tcp_htcp.c
+++ b/net/ipv4/tcp_htcp.c
@@ -115,8 +115,7 @@ static void measure_achieved_throughput(struct sock *sk, u32 pkts_acked, s32 rtt
                return;
 
        /* achieved throughput calculations */
-       if (icsk->icsk_ca_state != TCP_CA_Open &&
-           icsk->icsk_ca_state != TCP_CA_Disorder) {
+       if (!((1 << icsk->icsk_ca_state) & (TCPF_CA_Open | TCPF_CA_Disorder))) {
                ca->packetcount = 0;
                ca->lasttime = now;
                return;