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-rw-r--r--include/net/tcp.h22
1 files changed, 1 insertions, 21 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 306580ce1e5..7de4ea3a04d 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -786,27 +786,7 @@ static inline u32 tcp_wnd_end(const struct tcp_sock *tp)
{
return tp->snd_una + tp->snd_wnd;
}
-
-/* RFC2861 Check whether we are limited by application or congestion window
- * This is the inverse of cwnd check in tcp_tso_should_defer
- */
-static inline int tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight)
-{
- const struct tcp_sock *tp = tcp_sk(sk);
- u32 left;
-
- if (in_flight >= tp->snd_cwnd)
- return 1;
-
- if (!sk_can_gso(sk))
- return 0;
-
- left = tp->snd_cwnd - in_flight;
- if (sysctl_tcp_tso_win_divisor)
- return left * sysctl_tcp_tso_win_divisor < tp->snd_cwnd;
- else
- return left <= tcp_max_burst(tp);
-}
+extern int tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight);
static inline void tcp_minshall_update(struct tcp_sock *tp, unsigned int mss,
const struct sk_buff *skb)