From 6534b7aa13bc5bed15ed87f47bb766405963e9e8 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Tue, 18 Jul 2017 05:38:03 -0400 Subject: Improvements to tcp rx path and debugging - Increment rcv_nxt for fin packets - Call tcp_segment_rcv only if buffer has data - Parse rcv opts before deleting half-open connection - Fix initial rcv_wnd - Improved event logging Change-Id: I9b83c04f432c4cec832c480b03e534deff02c3b1 Signed-off-by: Florin Coras --- src/vnet/tcp/builtin_server.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/vnet/tcp/builtin_server.c') diff --git a/src/vnet/tcp/builtin_server.c b/src/vnet/tcp/builtin_server.c index 4ecaf56a70c..3416678ead6 100644 --- a/src/vnet/tcp/builtin_server.c +++ b/src/vnet/tcp/builtin_server.c @@ -213,15 +213,15 @@ builtin_server_rx_callback (stream_session_t * s) q = bsm->vpp_queue[thread_index]; if (PREDICT_FALSE (q->cursize == q->maxsize)) clib_warning ("out of event queue space"); - else if (unix_shared_memory_queue_add (q, (u8 *) & evt, 0 /* don't wait for mutex */ - )) + else if (unix_shared_memory_queue_add (q, (u8 *) & evt, 0)) clib_warning ("failed to enqueue self-tap"); - bsm->rx_retries[thread_index][s->session_index]++; if (bsm->rx_retries[thread_index][s->session_index] == 500000) { clib_warning ("session stuck: %U", format_stream_session, s, 2); } + if (bsm->rx_retries[thread_index][s->session_index] < 500001) + bsm->rx_retries[thread_index][s->session_index]++; } return 0; @@ -303,7 +303,7 @@ create_api_loopback (vlib_main_t * vm) /* Wait for reply */ bsm->node_index = vlib_get_current_process (vm)->node_runtime.node_index; - vlib_process_wait_for_event_or_clock (vm, 1.0); + vlib_process_wait_for_event_or_clock (vm, 2.0); event_type = vlib_process_get_events (vm, &event_data); switch (event_type) { -- cgit 1.2.3-korg