From 78cc4b0797a983d5d31b9127fea9c2b72ed081d7 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Thu, 20 Dec 2018 18:24:49 -0800 Subject: tcp: fix fin_wait_1 condition to send fin Also add the closed-waiting session state wherein the session still allows the transport to send oustanding data. Change-Id: Ic47807379906ef2010934381ff0b9e53c7e631d8 Signed-off-by: Florin Coras --- src/vnet/tcp/tcp_input.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/vnet/tcp/tcp_input.c') diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c index dc8fffe2291..32de369b4cc 100644 --- a/src/vnet/tcp/tcp_input.c +++ b/src/vnet/tcp/tcp_input.c @@ -2645,7 +2645,7 @@ tcp46_rcv_process_inline (vlib_main_t * vm, vlib_node_runtime_t * node, { u32 thread_index = vm->thread_index, errors = 0, *first_buffer; tcp_worker_ctx_t *wrk = tcp_get_worker (thread_index); - u32 n_left_from, *from; + u32 n_left_from, *from, max_dequeue; from = first_buffer = vlib_frame_vector_args (from_frame); n_left_from = from_frame->n_vectors; @@ -2776,7 +2776,8 @@ tcp46_rcv_process_inline (vlib_main_t * vm, vlib_node_runtime_t * node, if (tc0->flags & TCP_CONN_FINPNDG) { /* TX fifo finally drained */ - if (!session_tx_fifo_max_dequeue (&tc0->connection)) + max_dequeue = session_tx_fifo_max_dequeue (&tc0->connection); + if (max_dequeue <= tc0->burst_acked) tcp_send_fin (tc0); } /* If FIN is ACKed */ -- cgit 1.2.3-korg