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-rw-r--r--src/vnet/tcp/tcp.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index d55ff801c00..9e13de4472a 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -524,6 +524,10 @@ typedef struct tcp_configuration_
/** Default congestion control algorithm type */
tcp_cc_algorithm_type_e cc_algo;
+ /** Min rwnd, as number of snd_mss segments, for update ack to be sent after
+ * a zero rwnd advertisement */
+ u32 rwnd_min_update_ack;
+
/** Delayed ack time (disabled) */
u16 delack_time;