#ifndef __included_session_h__
#define __included_session_h__
+#include <vppinfra/llist.h>
#include <vnet/session/session_types.h>
#include <vnet/session/session_lookup.h>
#include <vnet/session/session_debug.h>
session_dgram_hdr_t hdr;
} session_tx_context_t;
+typedef struct session_evt_elt
+{
+ clib_llist_anchor_t evt_list;
+ session_event_t evt;
+} session_evt_elt_t;
+
typedef struct session_worker_
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
/** vpp event message queue for worker */
svm_msg_q_t *vpp_event_queue;
- /** Our approximation of a "complete" dispatch loop period */
- f64 dispatch_period;
-
/** vlib_time_now last time around the track */
f64 last_vlib_time;
+ /** Convenience pointer to this worker's vlib_main */
+ vlib_main_t *vm;
+
/** Per-proto vector of sessions to enqueue */
u32 *session_to_enqueue[TRANSPORT_N_PROTO];
/** Vector of tx buffer free lists */
u32 *tx_buffers;
- /** Vector of partially read events */
- session_event_t *free_event_vector;
+ /** Pool of session event list elements */
+ session_evt_elt_t *event_elts;
+
+ /** Head of list of elements */
+ clib_llist_index_t new_head;
- /** Vector of active event vectors */
- session_event_t *pending_event_vector;
+ /** Head of list of pending events */
+ clib_llist_index_t old_head;
- /** Vector of postponed disconnects */
- session_event_t *pending_disconnects;
+ /** Head of list of postponed events */
+ clib_llist_index_t postponed_head;
- /** Vector of postponed events */
- session_event_t *postponed_event_vector;
+ /** Head of list of disconnect events */
+ clib_llist_index_t disconnects_head;
/** Peekers rw lock */
clib_rwlock_t peekers_rw_locks;
- u32 last_tx_packets;
-
+#if SESSION_DEBUG
+ /** last event poll time by thread */
+ f64 last_event_poll;
+#endif
} session_worker_t;
-typedef int (session_fifo_rx_fn) (vlib_main_t * vm,
+typedef int (session_fifo_rx_fn) (session_worker_t * wrk,
vlib_node_runtime_t * node,
- session_worker_t * wrk,
- session_event_t * e, int *n_tx_pkts);
+ session_evt_elt_t * e, int *n_tx_packets);
extern session_fifo_rx_fn session_tx_fifo_peek_and_snd;
extern session_fifo_rx_fn session_tx_fifo_dequeue_and_snd;
/** Preallocate session config parameter */
u32 preallocated_sessions;
-#if SESSION_DEBUG
- /**
- * last event poll time by thread
- * Debug only. Will cause false cache-line sharing as-is
- */
- f64 *last_event_poll_by_thread;
-#endif
-
} session_main_t;
extern session_main_t session_main;
#define SESSION_Q_PROCESS_FLUSH_FRAMES 1
#define SESSION_Q_PROCESS_STOP 2
+static inline session_evt_elt_t *
+session_evt_elt_alloc (session_worker_t * wrk)
+{
+ session_evt_elt_t *elt;
+ pool_get (wrk->event_elts, elt);
+ return elt;
+}
+
+static inline void
+session_evt_elt_free (session_worker_t * wrk, session_evt_elt_t * elt)
+{
+ pool_put (wrk->event_elts, elt);
+}
+
+static inline session_evt_elt_t *
+session_evt_old_head (session_worker_t * wrk)
+{
+ return pool_elt_at_index (wrk->event_elts, wrk->old_head);
+}
+
+static inline session_evt_elt_t *
+session_evt_postponed_head (session_worker_t * wrk)
+{
+ return pool_elt_at_index (wrk->event_elts, wrk->postponed_head);
+}
+
+static inline session_evt_elt_t *
+session_evt_pending_disconnects_head (session_worker_t * wrk)
+{
+ return pool_elt_at_index (wrk->event_elts, wrk->disconnects_head);
+}
+
+static inline void
+session_evt_add_old (session_worker_t * wrk, session_evt_elt_t * elt)
+{
+ clib_llist_add_tail (wrk->event_elts, evt_list, elt,
+ session_evt_old_head (wrk));
+}
+
+static inline void
+session_evt_add_postponed (session_worker_t * wrk, session_evt_elt_t * elt)
+{
+ clib_llist_add_tail (wrk->event_elts, evt_list, elt,
+ session_evt_postponed_head (wrk));
+}
+
+static inline void
+session_evt_add_pending_disconnects (session_worker_t * wrk,
+ session_evt_elt_t * elt)
+{
+ clib_llist_add_tail (wrk->event_elts, evt_list, elt,
+ session_evt_pending_disconnects_head (wrk));
+}
+
+static inline session_evt_elt_t *
+session_evt_alloc_new (session_worker_t * wrk)
+{
+ session_evt_elt_t *elt;
+ elt = session_evt_elt_alloc (wrk);
+ clib_llist_add_tail (wrk->event_elts, evt_list, elt,
+ pool_elt_at_index (wrk->event_elts, wrk->new_head));
+ return elt;
+}
+
+static inline session_evt_elt_t *
+session_evt_alloc_old (session_worker_t * wrk)
+{
+ session_evt_elt_t *elt;
+ elt = session_evt_elt_alloc (wrk);
+ clib_llist_add_tail (wrk->event_elts, evt_list, elt,
+ pool_elt_at_index (wrk->event_elts, wrk->old_head));
+ return elt;
+}
+
always_inline u8
session_is_valid (u32 si, u8 thread_index)
{
void *rpc_args);
void session_send_rpc_evt_to_thread_force (u32 thread_index, void *fp,
void *rpc_args);
+void session_add_self_custom_tx_evt (transport_connection_t * tc,
+ u8 has_prio);
transport_connection_t *session_get_transport (session_t * s);
void session_get_endpoint (session_t * s, transport_endpoint_t * tep,
u8 is_lcl);
void session_transport_closed_notify (transport_connection_t * tc);
void session_transport_reset_notify (transport_connection_t * tc);
int session_stream_accept (transport_connection_t * tc, u32 listener_index,
- u8 notify);
+ u32 thread_index, u8 notify);
void session_register_transport (transport_proto_t transport_proto,
const transport_proto_vft_t * vft, u8 is_ip4,
u32 output_node);
return svm_fifo_has_ooo_data (s->rx_fifo);
}
-always_inline f64
-transport_dispatch_period (u32 thread_index)
-{
- return session_main.wrk[thread_index].dispatch_period;
-}
-
always_inline f64
transport_time_now (u32 thread_index)
{
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