tcp_session_get_transport (u32 conn_index, u32 thread_index)
{
tcp_connection_t *tc = tcp_connection_get (conn_index, thread_index);
+ if (PREDICT_FALSE (!tc))
+ return 0;
return &tc->connection;
}
return &tc->connection;
}
+static u16
+tcp_session_cal_goal_size (tcp_connection_t * tc)
+{
+ u16 goal_size = tc->snd_mss;
+
+ goal_size = TCP_MAX_GSO_SZ - tc->snd_mss % TCP_MAX_GSO_SZ;
+ goal_size = clib_min (goal_size, tc->snd_wnd / 2);
+
+ return goal_size;
+}
+
/**
* Compute maximum segment size for session layer.
*
* the current state of the connection. */
tcp_update_burst_snd_vars (tc);
+ if (PREDICT_FALSE (tc->is_tso))
+ {
+ return tcp_session_cal_goal_size (tc);
+ }
+
return tc->snd_mss;
}
tcp_cfg.initial_cwnd_multiplier = 0;
tcp_cfg.enable_tx_pacing = 1;
tcp_cfg.cc_algo = TCP_CC_NEWRENO;
+ tcp_cfg.rwnd_min_update_ack = 1;
/* Time constants defined as timer tick (100ms) multiples */
tcp_cfg.delack_time = 1; /* 0.1s */
static clib_error_t *
tcp_config_fn (vlib_main_t * vm, unformat_input_t * input)
{
+ uword memory_size;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "preallocated-connections %d",
&tcp_cfg.buffer_fail_fraction))
;
else if (unformat (input, "max-rx-fifo %U", unformat_memory_size,
- &tcp_cfg.max_rx_fifo))
- ;
+ &memory_size))
+ tcp_cfg.max_rx_fifo = memory_size;
else if (unformat (input, "min-rx-fifo %U", unformat_memory_size,
- &tcp_cfg.min_rx_fifo))
+ &memory_size))
+ tcp_cfg.min_rx_fifo = memory_size;
+ else if (unformat (input, "mtu %u", &tcp_cfg.default_mtu))
;
- else if (unformat (input, "mtu %d", &tcp_cfg.default_mtu))
+ else if (unformat (input, "rwnd-min-update-ack %d",
+ &tcp_cfg.rwnd_min_update_ack))
;
- else if (unformat (input, "initial-cwnd-multiplier %d",
+ else if (unformat (input, "initial-cwnd-multiplier %u",
&tcp_cfg.initial_cwnd_multiplier))
;
else if (unformat (input, "no-tx-pacing"))
;
else if (unformat (input, "%U", unformat_tcp_cc_algo_cfg))
;
- else if (unformat (input, "closewait-time %d", &tcp_cfg.closewait_time))
+ else if (unformat (input, "closewait-time %u", &tcp_cfg.closewait_time))
tcp_cfg.closewait_time /= TCP_TIMER_TICK;
- else if (unformat (input, "timewait-time %d", &tcp_cfg.timewait_time))
+ else if (unformat (input, "timewait-time %u", &tcp_cfg.timewait_time))
tcp_cfg.timewait_time /= TCP_TIMER_TICK;
- else if (unformat (input, "finwait1-time %d", &tcp_cfg.finwait1_time))
+ else if (unformat (input, "finwait1-time %u", &tcp_cfg.finwait1_time))
tcp_cfg.finwait1_time /= TCP_TIMER_TICK;
- else if (unformat (input, "finwait2-time %d", &tcp_cfg.finwait2_time))
+ else if (unformat (input, "finwait2-time %u", &tcp_cfg.finwait2_time))
tcp_cfg.finwait2_time /= TCP_TIMER_TICK;
- else if (unformat (input, "lastack-time %d", &tcp_cfg.lastack_time))
+ else if (unformat (input, "lastack-time %u", &tcp_cfg.lastack_time))
tcp_cfg.lastack_time /= TCP_TIMER_TICK;
- else if (unformat (input, "closing-time %d", &tcp_cfg.closing_time))
+ else if (unformat (input, "closing-time %u", &tcp_cfg.closing_time))
tcp_cfg.closing_time /= TCP_TIMER_TICK;
- else if (unformat (input, "cleanup-time %d", &tcp_cfg.cleanup_time))
+ else if (unformat (input, "cleanup-time %u", &tcp_cfg.cleanup_time))
tcp_cfg.cleanup_time /= TCP_TIMER_TICK;
else
return clib_error_return (0, "unknown input `%U'",