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Diffstat (limited to 'net/ipv4/tcp_cong.c')
-rw-r--r--net/ipv4/tcp_cong.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c
index bfb1996bd99..6a250828b76 100644
--- a/net/ipv4/tcp_cong.c
+++ b/net/ipv4/tcp_cong.c
@@ -287,7 +287,8 @@ int tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight)
left = tp->snd_cwnd - in_flight;
if (sk_can_gso(sk) &&
- left * sysctl_tcp_tso_win_divisor < tp->snd_cwnd)
+ left * sysctl_tcp_tso_win_divisor < tp->snd_cwnd &&
+ left * tp->mss_cache < sk->sk_gso_max_size)
return 1;
return left <= tcp_max_burst(tp);
}