From bf1f8b7f288c29bfcc128b1d09eae1c1eac2b7cc Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Mon, 4 Nov 2019 14:39:33 -0800 Subject: tcp: fix retransmit with no sacks Type: fix Change-Id: I6f7df0d358f57f7feadb9b7a3fcffb99558b2af8 Signed-off-by: Florin Coras --- src/vnet/tcp/tcp_input.c | 7 +++++-- 1 file changed, 5 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 15dae3d7413..08cea1e75d0 100755 --- a/src/vnet/tcp/tcp_input.c +++ b/src/vnet/tcp/tcp_input.c @@ -1483,9 +1483,12 @@ tcp_cc_handle_event (tcp_connection_t * tc, tcp_rate_sample_t * rs, tc->rxt_delivered = clib_max (tc->rxt_delivered + tc->bytes_acked, tc->snd_rxt_bytes); if (is_dack) - tc->prr_delivered += 1; + tc->prr_delivered += clib_min (tc->snd_mss, + tc->snd_nxt - tc->snd_una); else - tc->prr_delivered += tc->bytes_acked - tc->snd_mss * tc->rcv_dupacks; + tc->prr_delivered += tc->bytes_acked - clib_min (tc->bytes_acked, + tc->snd_mss * + tc->rcv_dupacks); /* If partial ack, assume that the first un-acked segment was lost */ if (tc->bytes_acked || tc->rcv_dupacks == TCP_DUPACK_THRESHOLD) -- cgit 1.2.3-korg