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-rw-r--r--src/vnet/tcp/tcp_input.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index c03c5db4332..0d75ba254ac 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -1317,18 +1317,20 @@ tcp_do_fastretransmits (tcp_worker_ctx_t * wrk)
for (i = 0; i < vec_len (ongoing_fast_rxt); i++)
{
+ tc = tcp_connection_get (ongoing_fast_rxt[i], thread_index);
+ if (!tcp_in_fastrecovery (tc))
+ {
+ tc->flags &= ~TCP_CONN_FRXT_PENDING;
+ continue;
+ }
+
if (n_segs >= VLIB_FRAME_SIZE)
{
vec_add1 (wrk->postponed_fast_rxt, ongoing_fast_rxt[i]);
continue;
}
- tc = tcp_connection_get (ongoing_fast_rxt[i], thread_index);
tc->flags &= ~TCP_CONN_FRXT_PENDING;
-
- if (!tcp_in_fastrecovery (tc))
- continue;
-
burst_size = clib_min (max_burst_size, VLIB_FRAME_SIZE - n_segs);
burst_bytes = transport_connection_tx_pacer_burst (&tc->connection,
last_cpu_time);
@@ -2959,6 +2961,14 @@ tcp46_rcv_process_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
session_tx_fifo_dequeue_drop (&tc0->connection,
transport_max_tx_dequeue
(&tc0->connection));
+ /* Make it look as if we've recovered, if needed */
+ if (tcp_in_cong_recovery (tc0))
+ {
+ scoreboard_clear (&tc0->sack_sb);
+ tcp_fastrecovery_off (tc0);
+ tcp_recovery_off (tc0);
+ tc0->snd_nxt = tc0->snd_una_max = tc0->snd_una;
+ }
tcp_send_fin (tc0);
}
else