From 7fd59cc79c9fb0cccd0cb5c0b4579d0f0a004f6b Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Thu, 12 Mar 2020 15:50:57 +0000 Subject: [PATCH] tcp: count dupacks with no sacks Type: fix Signed-off-by: Florin Coras Change-Id: Ia2e29b4776c0f8df666da39a14c5ef2fa1693c21 --- src/vnet/tcp/tcp_input.c | 3 ++- src/vnet/tcp/tcp_output.c | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c index e93e8bae273..0e8e68b1339 100755 --- a/src/vnet/tcp/tcp_input.c +++ b/src/vnet/tcp/tcp_input.c @@ -2075,7 +2075,8 @@ tcp_segment_rcv (tcp_worker_ctx_t * wrk, tcp_connection_t * tc, * retransmissions since we may not have any data to send */ if (seq_leq (vnet_buffer (b)->tcp.seq_end, tc->rcv_nxt)) { - tcp_program_ack (tc); + tcp_program_dupack (tc); + tc->errors.below_data_wnd++; error = TCP_ERROR_SEGMENT_OLD; goto done; } diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index 91021e89d85..6ed478fd1bc 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -2064,6 +2064,7 @@ tcp_send_acks (tcp_connection_t * tc, u32 max_burst_size) if (!vec_len (tc->snd_sacks)) { tcp_send_ack (tc); + tc->dupacks_out += 1; tc->pending_dupacks = 0; return 1; } -- 2.16.6