tcp_update_rcv_wnd (tc);
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
tc->flags |= TCP_CONN_TRACK_BURST;
if (tc->snd_una == tc->snd_nxt)
tcp_compute_checksum (tcp_connection_t * tc, vlib_buffer_t * b)
{
u16 checksum = 0;
- if (PREDICT_FALSE (tc->flags & TCP_CONN_NO_CSUM_OFFLOAD))
+ if (PREDICT_FALSE (tc->cfg_flags & TCP_CFG_F_NO_CSUM_OFFLOAD))
{
tcp_worker_ctx_t *wrk = tcp_get_worker (tc->c_thread_index);
vlib_main_t *vm = wrk->vm;
ASSERT ((pkt_ih4->ip_version_and_header_length & 0xF0) == 0x40);
ih4 = vlib_buffer_push_ip4 (vm, b, &pkt_ih4->dst_address,
&pkt_ih4->src_address, IP_PROTOCOL_TCP,
- (!(tc->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ tcp_csum_offload (tc));
th->checksum = ip4_tcp_udp_compute_checksum (vm, b, ih4);
}
else
ip4_header_t *ih;
ih = vlib_buffer_push_ip4 (vm, b, &tc->c_lcl_ip4,
&tc->c_rmt_ip4, IP_PROTOCOL_TCP,
- (!(tc->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ tcp_csum_offload (tc));
th->checksum = ip4_tcp_udp_compute_checksum (vm, b, ih);
}
else
tc->snd_rxt_bytes += n_bytes;
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
tcp_bt_track_rxt (tc, start, start + n_bytes);
tc->bytes_retrans += n_bytes;
|| tc->snd_nxt == tc->snd_una_max
|| tc->rto_boff > 1));
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
{
tcp_bt_check_app_limited (tc);
tcp_bt_track_tx (tc);
sb = &tc->sack_sb;
/* Check if snd_una is a lost retransmit */
- if (seq_gt (sb->high_sacked, tc->snd_congestion)
+ if (pool_elts (sb->holes)
+ && seq_gt (sb->high_sacked, tc->snd_congestion)
&& tc->rxt_head != tc->snd_una
&& tcp_retransmit_should_retry_head (tc, sb))
{
if (is_ip4)
ih0 = vlib_buffer_push_ip4 (vm, b0, &tc0->c_lcl_ip4, &tc0->c_rmt_ip4,
- IP_PROTOCOL_TCP,
- (!(tc0->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ IP_PROTOCOL_TCP, tcp_csum_offload (tc0));
else
ih0 = vlib_buffer_push_ip6 (vm, b0, &tc0->c_lcl_ip6, &tc0->c_rmt_ip6,
IP_PROTOCOL_TCP);
always_inline void
tcp_check_if_gso (tcp_connection_t * tc, vlib_buffer_t * b)
{
- if (!tc->is_tso)
+ if (PREDICT_TRUE (!(tc->cfg_flags & TCP_CFG_F_TSO)))
return;
+
u16 data_len = b->current_length - sizeof (tcp_header_t) - tc->snd_opts_len;
if (PREDICT_FALSE (b->flags & VLIB_BUFFER_TOTAL_LENGTH_VALID))