session_send_evt_to_thread (void *data, void *args, u32 thread_index,
session_evt_type_t evt_type)
{
+ session_worker_t *wrk = session_main_get_worker (thread_index);
session_event_t *evt;
svm_msg_q_msg_t msg;
svm_msg_q_t *mq;
- mq = session_main_get_vpp_event_queue (thread_index);
+ mq = wrk->vpp_event_queue;
if (PREDICT_FALSE (svm_msg_q_lock (mq)))
return -1;
if (PREDICT_FALSE (svm_msg_q_is_full (mq)
evt->event_type = evt_type;
svm_msg_q_add_and_unlock (mq, &msg);
+
+ if (PREDICT_FALSE (wrk->state == SESSION_WRK_INTERRUPT))
+ vlib_node_set_interrupt_pending (wrk->vm, session_queue_node.index);
+
return 0;
}
void
session_add_self_custom_tx_evt (transport_connection_t * tc, u8 has_prio)
{
- session_t *s;
+ session_t *s = session_get (tc->s_index, tc->thread_index);
- s = session_get (tc->s_index, tc->thread_index);
ASSERT (s->thread_index == vlib_get_thread_index ());
ASSERT (s->session_state != SESSION_STATE_TRANSPORT_DELETED);
+
if (!(s->flags & SESSION_F_CUSTOM_TX))
{
s->flags |= SESSION_F_CUSTOM_TX;
if (svm_fifo_set_event (s->tx_fifo)
|| transport_connection_is_descheduled (tc))
{
- session_worker_t *wrk;
session_evt_elt_t *elt;
+ session_worker_t *wrk;
+
wrk = session_main_get_worker (tc->thread_index);
if (has_prio)
elt = session_evt_alloc_new (wrk);
elt->evt.session_index = tc->s_index;
elt->evt.event_type = SESSION_IO_EVT_TX;
tc->flags &= ~TRANSPORT_CONNECTION_F_DESCHED;
+
+ if (PREDICT_FALSE (wrk->state == SESSION_WRK_INTERRUPT))
+ vlib_node_set_interrupt_pending (wrk->vm,
+ session_queue_node.index);
}
}
}
elt = session_evt_alloc_new (wrk);
elt->evt.session_index = tc->s_index;
elt->evt.event_type = SESSION_IO_EVT_TX;
+
+ if (PREDICT_FALSE (wrk->state == SESSION_WRK_INTERRUPT))
+ vlib_node_set_interrupt_pending (wrk->vm, session_queue_node.index);
}
static void
clib_memset (&elt->evt, 0, sizeof (session_event_t));
elt->evt.session_handle = session_handle (s);
elt->evt.event_type = evt;
+
+ if (PREDICT_FALSE (wrk->state == SESSION_WRK_INTERRUPT))
+ vlib_node_set_interrupt_pending (wrk->vm, session_queue_node.index);
}
else
session_send_ctrl_evt_to_thread (s, evt);
s = pool_elt_at_index (session_main.wrk[thread_index].sessions, si);
- if (!s)
- return 1;
-
if (s->thread_index != thread_index || s->session_index != si)
return 0;
session_switch_pool_reply (void *arg)
{
u32 session_index = pointer_to_uword (arg);
- segment_manager_t *sm;
- app_worker_t *app_wrk;
session_t *s;
s = session_get_if_valid (session_index, vlib_get_thread_index ());
if (!s)
return;
- app_wrk = app_worker_get_if_valid (s->app_wrk_index);
- if (!app_wrk)
- return;
-
- /* Attach fifos to the right session and segment slice */
- sm = app_worker_get_connect_segment_manager (app_wrk);
- segment_manager_attach_fifo (sm, s->rx_fifo, s);
- segment_manager_attach_fifo (sm, s->tx_fifo, s);
-
/* Notify app that it has data on the new session */
session_enqueue_notify (s);
}
{
/* Cleanup fifo segment slice state for fifos */
sm = app_worker_get_connect_segment_manager (app_wrk);
- segment_manager_detach_fifo (sm, s->rx_fifo);
- segment_manager_detach_fifo (sm, s->tx_fifo);
+ segment_manager_detach_fifo (sm, &s->rx_fifo);
+ segment_manager_detach_fifo (sm, &s->tx_fifo);
/* Notify app, using old session, about the migration event */
app_worker_migrate_notify (app_wrk, s, new_sh);
{
session_t *new_s;
session_switch_pool_args_t *rpc_args;
+ segment_manager_t *sm;
+ app_worker_t *app_wrk;
/*
* Clone half-open session to the right thread.
new_s->session_state = SESSION_STATE_READY;
new_s->flags |= SESSION_F_IS_MIGRATING;
- session_lookup_add_connection (tc, session_handle (new_s));
+ if (!(tc->flags & TRANSPORT_CONNECTION_F_NO_LOOKUP))
+ session_lookup_add_connection (tc, session_handle (new_s));
+
+ app_wrk = app_worker_get_if_valid (new_s->app_wrk_index);
+ if (app_wrk)
+ {
+ /* New set of fifos attached to the same shared memory */
+ sm = app_worker_get_connect_segment_manager (app_wrk);
+ segment_manager_attach_fifo (sm, &new_s->rx_fifo, new_s);
+ segment_manager_attach_fifo (sm, &new_s->tx_fifo, new_s);
+ }
/*
* Ask thread owning the old session to clean it up and make us the tx
cfg->ring_cfgs = rc;
smm->wrk[i].vpp_event_queue = fifo_segment_msg_q_alloc (eqs, i, cfg);
-
- if (svm_msg_q_alloc_consumer_eventfd (smm->wrk[i].vpp_event_queue))
- clib_warning ("eventfd returned");
}
}
vec_validate (smm->session_type_to_next, session_type);
vec_validate (smm->session_tx_fns, session_type);
- /* *INDENT-OFF* */
if (output_node != ~0)
{
- foreach_vlib_main (({
- next_index = vlib_node_add_next (this_vlib_main,
- session_queue_node.index,
- output_node);
- }));
+ foreach_vlib_main ()
+ {
+ next_index = vlib_node_add_next (
+ this_vlib_main, session_queue_node.index, output_node);
+ }
}
- /* *INDENT-ON* */
smm->session_type_to_next[session_type] = next_index;
smm->session_tx_fns[session_type] =
session_queue_run_on_main_thread (vlib_main_t * vm)
{
ASSERT (vlib_get_thread_index () == 0);
- vlib_process_signal_event_mt (vm, session_queue_process_node.index,
- SESSION_Q_PROCESS_RUN_ON_MAIN, 0);
+ vlib_node_set_interrupt_pending (vm, session_queue_node.index);
}
static clib_error_t *
session_manager_main_enable (vlib_main_t * vm)
{
- segment_manager_main_init_args_t _sm_args = { 0 }, *sm_args = &_sm_args;
session_main_t *smm = &session_main;
vlib_thread_main_t *vtm = vlib_get_thread_main ();
u32 num_threads, preallocated_sessions_per_worker;
- uword margin = 8 << 12;
session_worker_t *wrk;
int i;
wrk->ctrl_head = clib_llist_make_head (wrk->event_elts, evt_list);
wrk->new_head = clib_llist_make_head (wrk->event_elts, evt_list);
wrk->old_head = clib_llist_make_head (wrk->event_elts, evt_list);
- wrk->vm = vlib_mains[i];
+ wrk->vm = vlib_get_main_by_index (i);
wrk->last_vlib_time = vlib_time_now (vm);
wrk->last_vlib_us_time = wrk->last_vlib_time * CLIB_US_TIME_FREQ;
vec_validate (wrk->session_to_enqueue, smm->last_transport_proto_type);
if (num_threads > 1)
clib_rwlock_init (&smm->wrk[i].peekers_rw_locks);
+
+ if (!smm->no_adaptive && smm->use_private_rx_mqs)
+ session_wrk_enable_adaptive_mode (wrk);
}
/* Allocate vpp event queues segment and queue */
session_vpp_event_queues_allocate (smm);
- /* Initialize fifo segment main baseva and timeout */
- sm_args->baseva = smm->session_baseva + smm->evt_qs_segment_size + margin;
- sm_args->size = smm->session_va_space_size;
- segment_manager_main_init (sm_args);
+ /* Initialize segment manager properties */
+ segment_manager_main_init ();
/* Preallocate sessions */
if (smm->preallocated_sessions)
void
session_node_enable_disable (u8 is_en)
{
+ u8 mstate = is_en ? VLIB_NODE_STATE_INTERRUPT : VLIB_NODE_STATE_DISABLED;
u8 state = is_en ? VLIB_NODE_STATE_POLLING : VLIB_NODE_STATE_DISABLED;
- vlib_thread_main_t *vtm = vlib_get_thread_main ();
- u8 have_workers = vtm->n_threads != 0;
-
- /* *INDENT-OFF* */
- foreach_vlib_main (({
- if (have_workers && ii == 0)
- {
- if (is_en)
- {
- vlib_node_set_state (this_vlib_main,
- session_queue_process_node.index, state);
- vlib_node_t *n = vlib_get_node (this_vlib_main,
- session_queue_process_node.index);
- vlib_start_process (this_vlib_main, n->runtime_index);
- }
- else
- {
- vlib_process_signal_event_mt (this_vlib_main,
- session_queue_process_node.index,
- SESSION_Q_PROCESS_STOP, 0);
- }
- if (!session_main.poll_main)
- continue;
- }
- vlib_node_set_state (this_vlib_main, session_queue_node.index,
- state);
- }));
- /* *INDENT-ON* */
+ session_main_t *sm = &session_main;
+ vlib_main_t *vm;
+ vlib_node_t *n;
+ int n_vlibs, i;
+
+ n_vlibs = vlib_get_n_threads ();
+ for (i = 0; i < n_vlibs; i++)
+ {
+ vm = vlib_get_main_by_index (i);
+ /* main thread with workers and not polling */
+ if (i == 0 && n_vlibs > 1)
+ {
+ vlib_node_set_state (vm, session_queue_node.index, mstate);
+ if (is_en)
+ {
+ vlib_node_set_state (vm, session_queue_process_node.index,
+ state);
+ n = vlib_get_node (vm, session_queue_process_node.index);
+ vlib_start_process (vm, n->runtime_index);
+ }
+ else
+ {
+ vlib_process_signal_event_mt (vm,
+ session_queue_process_node.index,
+ SESSION_Q_PROCESS_STOP, 0);
+ }
+ if (!sm->poll_main)
+ continue;
+ }
+ vlib_node_set_state (vm, session_queue_node.index, state);
+ }
+
+ if (sm->use_private_rx_mqs)
+ application_enable_rx_mqs_nodes (is_en);
}
clib_error_t *
smm->is_enabled = 0;
smm->session_enable_asap = 0;
smm->poll_main = 0;
+ smm->use_private_rx_mqs = 0;
+ smm->no_adaptive = 0;
smm->session_baseva = HIGH_SEGMENT_BASEVA;
#if (HIGH_SEGMENT_BASEVA > (4ULL << 30))
smm->evt_qs_segment_size = 1 << 20;
#endif
- smm->last_transport_proto_type = TRANSPORT_PROTO_QUIC;
+ smm->last_transport_proto_type = TRANSPORT_PROTO_DTLS;
return 0;
}
appns_sapi_enable ();
else if (unformat (input, "poll-main"))
smm->poll_main = 1;
+ else if (unformat (input, "use-private-rx-mqs"))
+ smm->use_private_rx_mqs = 1;
+ else if (unformat (input, "no-adaptive"))
+ smm->no_adaptive = 1;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);
Code Review / vpp.git / blobdiff