tcp: improve rcv process ack processing

- Avoid doing cc in closing states.
- Rest connections closed with unread data

Change-Id: I97d46b0459f03ea5439eeb0f233b6c17d3e06dfd
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h
index a3b84a6c8ef..ed42e5476e9 100644
--- a/src/vnet/session/session.h
+++ b/src/vnet/session/session.h
@@ -389,6 +389,13 @@ transport_max_tx_dequeue (transport_connection_t * tc)
 }
 
 always_inline u32
+transport_max_rx_dequeue (transport_connection_t * tc)
+{
+  session_t *s = session_get (tc->s_index, tc->thread_index);
+  return svm_fifo_max_dequeue (s->rx_fifo);
+}
+
+always_inline u32
 transport_rx_fifo_size (transport_connection_t * tc)
 {
   session_t *s = session_get (tc->s_index, tc->thread_index);