From eb97e5f548b009ffa92efa3f778b4a7f6f40b7eb Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Mon, 15 Oct 2018 21:35:42 -0700 Subject: tls: fix multi threaded medium scale test (VPP-1457) - ensure session enqueue epoch does not wrap between two enqueues - use 3 states for echo clients app, to distinguish between starting and closing phases - force tcp fin retransmit if out of buffers while sending a fin Change-Id: I6f2cab46affd1148aba2a33fb6d58bcc54f32805 Signed-off-by: Florin Coras --- src/vnet/tcp/tcp_output.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'src/vnet/tcp/tcp_output.c') diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index 0d5feb976f8..79d64cf2da3 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -1078,7 +1078,15 @@ tcp_send_fin (tcp_connection_t * tc) tcp_retransmit_timer_force_update (tc); if (PREDICT_FALSE (tcp_get_free_buffer_index (tm, &bi))) - return; + { + /* Out of buffers so program fin retransmit ASAP */ + tcp_timer_update (tc, TCP_TIMER_RETRANSMIT, 1); + tc->flags |= TCP_CONN_FINSNT; + tc->snd_una_max += 1; + tc->snd_nxt = tc->snd_una_max; + return; + } + b = vlib_get_buffer (vm, bi); tcp_init_buffer (vm, b); fin_snt = tc->flags & TCP_CONN_FINSNT; -- cgit 1.2.3-korg