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Diffstat (limited to 'src/vnet/tcp/tcp.h')
-rw-r--r--src/vnet/tcp/tcp.h46
1 files changed, 27 insertions, 19 deletions
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 5673c8cab81..ba57e3a1fef 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -358,6 +358,18 @@ typedef struct _tcp_lookup_dispatch
u8 next, error;
} tcp_lookup_dispatch_t;
+typedef struct tcp_worker_ctx_
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ u32 time_now; /**< worker time */
+ tw_timer_wheel_16t_2w_512sl_t timer_wheel; /**< worker timer wheel */
+ u32 *tx_buffers; /**< tx buffer free list */
+ vlib_frame_t *tx_frames[2]; /**< tx frames for tcp 4/6
+ output nodes */
+ vlib_frame_t *ip_lookup_tx_frames[2]; /**< tx frames for ip 4/6
+ lookup nodes */
+} tcp_worker_ctx_t;
+
typedef struct _tcp_main
{
/* Per-worker thread tcp connection pools */
@@ -371,17 +383,9 @@ typedef struct _tcp_main
u8 log2_tstamp_clocks_per_tick;
f64 tstamp_ticks_per_clock;
- u32 *time_now;
-
- /** per-worker tx buffer free lists */
- u32 **tx_buffers;
- /** per-worker tx frames to tcp 4/6 output nodes */
- vlib_frame_t **tx_frames[2];
- /** per-worker tx frames to ip 4/6 lookup nodes */
- vlib_frame_t **ip_lookup_tx_frames[2];
- /* Per worker-thread timer wheel for connections timers */
- tw_timer_wheel_16t_2w_512sl_t *timer_wheels;
+ /** per-worker context */
+ tcp_worker_ctx_t *wrk_ctx;
/* Pool of half-open connections on which we've sent a SYN */
tcp_connection_t *half_open_connections;
@@ -657,15 +661,15 @@ u32 tcp_sack_list_bytes (tcp_connection_t * tc);
always_inline u32
tcp_time_now (void)
{
- return tcp_main.time_now[vlib_get_thread_index ()];
+ return tcp_main.wrk_ctx[vlib_get_thread_index ()].time_now;
}
always_inline u32
tcp_set_time_now (u32 thread_index)
{
- tcp_main.time_now[thread_index] = clib_cpu_time_now ()
+ tcp_main.wrk_ctx[thread_index].time_now = clib_cpu_time_now ()
* tcp_main.tstamp_ticks_per_clock;
- return tcp_main.time_now[thread_index];
+ return tcp_main.wrk_ctx[thread_index].time_now;
}
u32 tcp_session_push_header (transport_connection_t * tconn,
@@ -693,9 +697,10 @@ tcp_timer_set (tcp_connection_t * tc, u8 timer_id, u32 interval)
{
ASSERT (tc->c_thread_index == vlib_get_thread_index ());
ASSERT (tc->timers[timer_id] == TCP_TIMER_HANDLE_INVALID);
- tc->timers[timer_id]
- = tw_timer_start_16t_2w_512sl (&tcp_main.timer_wheels[tc->c_thread_index],
- tc->c_c_index, timer_id, interval);
+ tc->timers[timer_id] =
+ tw_timer_start_16t_2w_512sl (&tcp_main.
+ wrk_ctx[tc->c_thread_index].timer_wheel,
+ tc->c_c_index, timer_id, interval);
}
always_inline void
@@ -705,7 +710,8 @@ tcp_timer_reset (tcp_connection_t * tc, u8 timer_id)
if (tc->timers[timer_id] == TCP_TIMER_HANDLE_INVALID)
return;
- tw_timer_stop_16t_2w_512sl (&tcp_main.timer_wheels[tc->c_thread_index],
+ tw_timer_stop_16t_2w_512sl (&tcp_main.
+ wrk_ctx[tc->c_thread_index].timer_wheel,
tc->timers[timer_id]);
tc->timers[timer_id] = TCP_TIMER_HANDLE_INVALID;
}
@@ -715,10 +721,12 @@ tcp_timer_update (tcp_connection_t * tc, u8 timer_id, u32 interval)
{
ASSERT (tc->c_thread_index == vlib_get_thread_index ());
if (tc->timers[timer_id] != TCP_TIMER_HANDLE_INVALID)
- tw_timer_stop_16t_2w_512sl (&tcp_main.timer_wheels[tc->c_thread_index],
+ tw_timer_stop_16t_2w_512sl (&tcp_main.
+ wrk_ctx[tc->c_thread_index].timer_wheel,
tc->timers[timer_id]);
tc->timers[timer_id] =
- tw_timer_start_16t_2w_512sl (&tcp_main.timer_wheels[tc->c_thread_index],
+ tw_timer_start_16t_2w_512sl (&tcp_main.
+ wrk_ctx[tc->c_thread_index].timer_wheel,
tc->c_c_index, timer_id, interval);
}