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authorStephen Hemminger2005-11-10 17:07:24 -0800
committerDavid S. Miller2005-11-10 17:07:24 -0800
commit7faffa1c7fb9b8e8917e3225d4e2638270c0a48b (patch)
tree3c9f998639bc2374a86b1f2251ae421e625c1e9d /include/net
parent2d2abbab63f6726a147ae61ada39bf2c9ee0db9a (diff)
[TCP]: add tcp_slow_start helper
Move all the code that does linear TCP slowstart to one inline function to ease later patch to add ABC support. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/tcp.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 15bdbc6bd571..54c399886275 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -765,6 +765,16 @@ static inline __u32 tcp_current_ssthresh(const struct sock *sk)
(tp->snd_cwnd >> 2)));
}
+/*
+ * Linear increase during slow start
+ */
+static inline void tcp_slow_start(struct tcp_sock *tp)
+{
+ if (tp->snd_cwnd < tp->snd_cwnd_clamp)
+ tp->snd_cwnd++;
+}
+
+
static inline void tcp_sync_left_out(struct tcp_sock *tp)
{
if (tp->rx_opt.sack_ok &&