/*
* Allocate fake session and connection 1
*/
- pool_get (smm->sessions[0], s);
+ pool_get (smm->wrk[0].sessions, s);
clib_memset (s, 0, sizeof (*s));
- s->session_index = sidx = s - smm->sessions[0];
+ s->session_index = sidx = s - smm->wrk[0].sessions;
pool_get (tm->connections[0], tc);
clib_memset (tc, 0, sizeof (*tc));
/*
* Allocate fake session and connection 2
*/
- pool_get (session_manager_main.sessions[0], s);
+ pool_get (smm->wrk[0].sessions, s);
clib_memset (s, 0, sizeof (*s));
- s->session_index = s - smm->sessions[0];
+ s->session_index = s - smm->wrk[0].sessions;
pool_get (tm->connections[0], tc);
clib_memset (tc, 0, sizeof (*tc));
* Confirm that connection lookup works
*/
- s1 = pool_elt_at_index (smm->sessions[0], sidx);
+ s1 = pool_elt_at_index (smm->wrk[0].sessions, sidx);
session_lookup_add_connection (tc1, session_handle (s1));
tconn = session_lookup_connection_wt4 (0, &tc1->lcl_ip.ip4,
&tc1->rmt_ip.ip4,
vec_validate (esm->rx_retries, num_threads - 1);
for (i = 0; i < vec_len (esm->rx_retries); i++)
vec_validate (esm->rx_retries[i],
- pool_elts (session_manager_main.sessions[i]));
+ pool_elts (session_manager_main.wrk[i].sessions));
esm->rcv_buffer_size = clib_max (esm->rcv_buffer_size, esm->fifo_size);
for (i = 0; i < num_threads; i++)
vec_validate (esm->rx_buf[i], esm->rcv_buffer_size);
*thread_index = handle & 0xFFFFFFFF;
*session_index = handle >> 32;
- if (*thread_index >= vec_len (smm->sessions))
+ if (*thread_index >= vec_len (smm->wrk))
return VNET_API_ERROR_INVALID_VALUE;
- pool = smm->sessions[*thread_index];
+ pool = smm->wrk[*thread_index].sessions;
if (pool_is_free_index (pool, *session_index))
return VNET_API_ERROR_INVALID_VALUE_2;
stream_session_t *
session_alloc (u32 thread_index)
{
- session_manager_main_t *smm = &session_manager_main;
+ session_manager_worker_t *wrk = &session_manager_main.wrk[thread_index];
stream_session_t *s;
u8 will_expand = 0;
- pool_get_aligned_will_expand (smm->sessions[thread_index], will_expand,
+ pool_get_aligned_will_expand (wrk->sessions, will_expand,
CLIB_CACHE_LINE_BYTES);
/* If we have peekers, let them finish */
if (PREDICT_FALSE (will_expand && vlib_num_workers ()))
{
- clib_rwlock_writer_lock (&smm->peekers_rw_locks[thread_index]);
- pool_get_aligned (session_manager_main.sessions[thread_index], s,
- CLIB_CACHE_LINE_BYTES);
- clib_rwlock_writer_unlock (&smm->peekers_rw_locks[thread_index]);
+ clib_rwlock_writer_lock (&wrk->peekers_rw_locks);
+ pool_get_aligned (wrk->sessions, s, CLIB_CACHE_LINE_BYTES);
+ clib_rwlock_writer_unlock (&wrk->peekers_rw_locks);
}
else
{
- pool_get_aligned (session_manager_main.sessions[thread_index], s,
- CLIB_CACHE_LINE_BYTES);
+ pool_get_aligned (wrk->sessions, s, CLIB_CACHE_LINE_BYTES);
}
clib_memset (s, 0, sizeof (*s));
- s->session_index = s - session_manager_main.sessions[thread_index];
+ s->session_index = s - wrk->sessions;
s->thread_index = thread_index;
return s;
}
void
session_free (stream_session_t * s)
{
- pool_put (session_manager_main.sessions[s->thread_index], s);
+ pool_put (session_manager_main.wrk[s->thread_index].sessions, s);
if (CLIB_DEBUG)
clib_memset (s, 0xFA, sizeof (*s));
}
{
/* Queue RX event on this fifo. Eventually these will need to be flushed
* by calling stream_server_flush_enqueue_events () */
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- u32 thread_index = s->thread_index;
- u64 enqueue_epoch = smm->current_enqueue_epoch[tc->proto][thread_index];
+ session_manager_worker_t *wrk;
- if (s->enqueue_epoch != enqueue_epoch)
+ wrk = session_manager_get_worker (s->thread_index);
+ if (s->enqueue_epoch != wrk->current_enqueue_epoch[tc->proto])
{
- s->enqueue_epoch = enqueue_epoch;
- vec_add1 (smm->session_to_enqueue[tc->proto][thread_index],
- s->session_index);
+ s->enqueue_epoch = wrk->current_enqueue_epoch[tc->proto];
+ vec_add1 (wrk->session_to_enqueue[tc->proto], s->session_index);
}
}
return enqueued;
}
-
int
session_enqueue_dgram_connection (stream_session_t * s,
session_dgram_hdr_t * hdr,
{
/* Queue RX event on this fifo. Eventually these will need to be flushed
* by calling stream_server_flush_enqueue_events () */
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- u32 thread_index = s->thread_index;
- u64 enqueue_epoch = smm->current_enqueue_epoch[proto][thread_index];
+ session_manager_worker_t *wrk;
- if (s->enqueue_epoch != enqueue_epoch)
+ wrk = session_manager_get_worker (s->thread_index);
+ if (s->enqueue_epoch != wrk->current_enqueue_epoch[proto])
{
- s->enqueue_epoch = enqueue_epoch;
- vec_add1 (smm->session_to_enqueue[proto][thread_index],
- s->session_index);
+ s->enqueue_epoch = wrk->current_enqueue_epoch[proto];
+ vec_add1 (wrk->session_to_enqueue[proto], s->session_index);
}
}
return enqueued;
int
session_manager_flush_enqueue_events (u8 transport_proto, u32 thread_index)
{
- session_manager_main_t *smm = &session_manager_main;
+ session_manager_worker_t *wrk = session_manager_get_worker (thread_index);
stream_session_t *s;
int i, errors = 0;
u32 *indices;
- indices = smm->session_to_enqueue[transport_proto][thread_index];
+ indices = wrk->session_to_enqueue[transport_proto];
for (i = 0; i < vec_len (indices); i++)
{
}
vec_reset_length (indices);
- smm->session_to_enqueue[transport_proto][thread_index] = indices;
- smm->current_enqueue_epoch[transport_proto][thread_index]++;
+ wrk->session_to_enqueue[transport_proto] = indices;
+ wrk->current_enqueue_epoch[transport_proto]++;
return errors;
}
stream_session_disconnect (stream_session_t * s)
{
u32 thread_index = vlib_get_thread_index ();
- session_manager_main_t *smm = &session_manager_main;
+ session_manager_worker_t *wrk;
session_event_t *evt;
if (!s)
* held, just append a new event to pending disconnects vector. */
if (vlib_thread_is_main_w_barrier () || thread_index == s->thread_index)
{
- vec_add2 (smm->pending_disconnects[s->thread_index], evt, 1);
+ wrk = session_manager_get_worker (thread_index);
+ vec_add2 (wrk->pending_disconnects, evt, 1);
clib_memset (evt, 0, sizeof (*evt));
evt->session_handle = session_handle (s);
evt->event_type = FIFO_EVENT_DISCONNECT;
else
oldheap = svm_push_data_heap (am->vlib_rp);
- for (i = 0; i < vec_len (smm->vpp_event_queues); i++)
+ for (i = 0; i < vec_len (smm->wrk); i++)
{
svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
u32 notif_q_size = clib_max (16, evt_q_length >> 4);
cfg->n_rings = 2;
cfg->q_nitems = evt_q_length;
cfg->ring_cfgs = rc;
- smm->vpp_event_queues[i] = svm_msg_q_alloc (cfg);
+ smm->wrk[i].vpp_event_queue = svm_msg_q_alloc (cfg);
if (smm->evt_qs_use_memfd_seg)
{
- if (svm_msg_q_alloc_consumer_eventfd (smm->vpp_event_queues[i]))
+ if (svm_msg_q_alloc_consumer_eventfd (smm->wrk[i].vpp_event_queue))
clib_warning ("eventfd returned");
}
}
session_manager_main_t *smm = &session_manager_main;
vlib_thread_main_t *vtm = vlib_get_thread_main ();
u32 num_threads, preallocated_sessions_per_worker;
+ session_manager_worker_t *wrk;
int i, j;
num_threads = 1 /* main thread */ + vtm->n_threads;
return clib_error_return (0, "n_thread_stacks not set");
/* configure per-thread ** vectors */
- vec_validate (smm->sessions, num_threads - 1);
- vec_validate (smm->tx_buffers, num_threads - 1);
- vec_validate (smm->pending_event_vector, num_threads - 1);
- vec_validate (smm->pending_disconnects, num_threads - 1);
- vec_validate (smm->free_event_vector, num_threads - 1);
- vec_validate (smm->vpp_event_queues, num_threads - 1);
- vec_validate (smm->peekers_rw_locks, num_threads - 1);
- vec_validate (smm->dispatch_period, num_threads - 1);
- vec_validate (smm->last_vlib_time, num_threads - 1);
- vec_validate_aligned (smm->ctx, num_threads - 1, CLIB_CACHE_LINE_BYTES);
+ vec_validate_aligned (smm->wrk, num_threads - 1, CLIB_CACHE_LINE_BYTES);
for (i = 0; i < TRANSPORT_N_PROTO; i++)
{
- vec_validate (smm->current_enqueue_epoch[i], num_threads - 1);
- vec_validate (smm->session_to_enqueue[i], num_threads - 1);
for (j = 0; j < num_threads; j++)
- smm->current_enqueue_epoch[i][j] = 1;
+ smm->wrk[j].current_enqueue_epoch[i] = 1;
}
for (i = 0; i < num_threads; i++)
{
- vec_validate (smm->free_event_vector[i], 0);
- _vec_len (smm->free_event_vector[i]) = 0;
- vec_validate (smm->pending_event_vector[i], 0);
- _vec_len (smm->pending_event_vector[i]) = 0;
- vec_validate (smm->pending_disconnects[i], 0);
- _vec_len (smm->pending_disconnects[i]) = 0;
+ wrk = &smm->wrk[i];
+ vec_validate (wrk->free_event_vector, 0);
+ _vec_len (wrk->free_event_vector) = 0;
+ vec_validate (wrk->pending_event_vector, 0);
+ _vec_len (wrk->pending_event_vector) = 0;
+ vec_validate (wrk->pending_disconnects, 0);
+ _vec_len (wrk->pending_disconnects) = 0;
- smm->last_vlib_time[i] = vlib_time_now (vlib_mains[i]);
+ wrk->last_vlib_time = vlib_time_now (vlib_mains[i]);
if (num_threads > 1)
- clib_rwlock_init (&smm->peekers_rw_locks[i]);
+ clib_rwlock_init (&smm->wrk[i].peekers_rw_locks);
}
#if SESSION_DEBUG
{
if (num_threads == 1)
{
- pool_init_fixed (smm->sessions[0], smm->preallocated_sessions);
+ pool_init_fixed (smm->wrk[0].sessions, smm->preallocated_sessions);
}
else
{
for (j = 1; j < num_threads; j++)
{
- pool_init_fixed (smm->sessions[j],
+ pool_init_fixed (smm->wrk[j].sessions,
preallocated_sessions_per_worker);
}
}
u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e);
-struct _session_manager_main
+typedef struct session_manager_worker_
{
- /** Per worker thread session pools */
- stream_session_t **sessions;
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- /** Per worker-thread session pool peekers rw locks */
- clib_rwlock_t *peekers_rw_locks;
+ /** Worker session pool */
+ stream_session_t *sessions;
- /** Per-proto, per-worker enqueue epoch counters */
- u64 *current_enqueue_epoch[TRANSPORT_N_PROTO];
+ /** vpp event message queue for worker */
+ svm_msg_q_t *vpp_event_queue;
- /** Per-proto, per-worker thread vector of sessions to enqueue */
- u32 **session_to_enqueue[TRANSPORT_N_PROTO];
+ /** Our approximation of a "complete" dispatch loop period */
+ f64 dispatch_period;
- /** per-worker tx buffer free lists */
- u32 **tx_buffers;
+ /** vlib_time_now last time around the track */
+ f64 last_vlib_time;
- /** Per worker-thread vector of partially read events */
- session_event_t **free_event_vector;
+ /** Per-proto enqueue epoch counters */
+ u64 current_enqueue_epoch[TRANSPORT_N_PROTO];
- /** per-worker active event vectors */
- session_event_t **pending_event_vector;
+ /** Per-proto vector of sessions to enqueue */
+ u32 *session_to_enqueue[TRANSPORT_N_PROTO];
- /** per-worker postponed disconnects */
- session_event_t **pending_disconnects;
+ /** Context for session tx */
+ session_tx_context_t ctx;
- /** per-worker session context */
- session_tx_context_t *ctx;
+ /** Vector of tx buffer free lists */
+ u32 *tx_buffers;
- /** Our approximation of a "complete" dispatch loop period */
- f64 *dispatch_period;
+ /** Vector of partially read events */
+ session_event_t *free_event_vector;
- /** vlib_time_now last time around the track */
- f64 *last_vlib_time;
+ /** Vector of active event vectors */
+ session_event_t *pending_event_vector;
+
+ /** Vector of postponed disconnects */
+ session_event_t *pending_disconnects;
- /** vpp fifo event queue */
- svm_msg_q_t **vpp_event_queues;
+ /** Peekers rw lock */
+ clib_rwlock_t peekers_rw_locks;
+
+} session_manager_worker_t;
+
+struct _session_manager_main
+{
+ /** Worker contexts */
+ session_manager_worker_t *wrk;
/** Event queues memfd segment initialized only if so configured */
ssvm_private_t evt_qs_segment;
* Trade memory for speed, for now */
u32 *session_type_to_next;
+ /*
+ * Config parameters
+ */
+
/** Session manager is enabled */
u8 is_enabled;
/** vpp fifo event queue configured length */
u32 configured_event_queue_length;
- /*
- * Config parameters
- */
-
/** Session ssvm segment configs*/
uword session_baseva;
uword session_va_space_size;
return &session_manager_main;
}
+always_inline session_manager_worker_t *
+session_manager_get_worker (u32 thread_index)
+{
+ return &session_manager_main.wrk[thread_index];
+}
+
always_inline u8
stream_session_is_valid (u32 si, u8 thread_index)
{
stream_session_t *s;
- s = pool_elt_at_index (session_manager_main.sessions[thread_index], si);
+ s = pool_elt_at_index (session_manager_main.wrk[thread_index].sessions, si);
if (s->thread_index != thread_index || s->session_index != si
/* || s->server_rx_fifo->master_session_index != si
|| s->server_tx_fifo->master_session_index != si
session_get (u32 si, u32 thread_index)
{
ASSERT (stream_session_is_valid (si, thread_index));
- return pool_elt_at_index (session_manager_main.sessions[thread_index], si);
+ return pool_elt_at_index (session_manager_main.wrk[thread_index].sessions,
+ si);
}
always_inline stream_session_t *
session_get_if_valid (u64 si, u32 thread_index)
{
- if (thread_index >= vec_len (session_manager_main.sessions))
+ if (thread_index >= vec_len (session_manager_main.wrk))
return 0;
- if (pool_is_free_index (session_manager_main.sessions[thread_index], si))
+ if (pool_is_free_index (session_manager_main.wrk[thread_index].sessions,
+ si))
return 0;
ASSERT (stream_session_is_valid (si, thread_index));
- return pool_elt_at_index (session_manager_main.sessions[thread_index], si);
+ return pool_elt_at_index (session_manager_main.wrk[thread_index].sessions,
+ si);
}
always_inline session_handle_t
session_manager_main_t *smm = &session_manager_main;
u32 session_index, thread_index;
session_parse_handle (handle, &session_index, &thread_index);
- return pool_elt_at_index (smm->sessions[thread_index], session_index);
+ return pool_elt_at_index (smm->wrk[thread_index].sessions, session_index);
}
always_inline stream_session_t *
always_inline void
session_pool_add_peeker (u32 thread_index)
{
- session_manager_main_t *smm = &session_manager_main;
+ session_manager_worker_t *wrk = &session_manager_main.wrk[thread_index];
if (thread_index == vlib_get_thread_index ())
return;
- clib_rwlock_reader_lock (&smm->peekers_rw_locks[thread_index]);
+ clib_rwlock_reader_lock (&wrk->peekers_rw_locks);
}
always_inline void
session_pool_remove_peeker (u32 thread_index)
{
- session_manager_main_t *smm = &session_manager_main;
+ session_manager_worker_t *wrk = &session_manager_main.wrk[thread_index];
if (thread_index == vlib_get_thread_index ())
return;
- clib_rwlock_reader_unlock (&smm->peekers_rw_locks[thread_index]);
+ clib_rwlock_reader_unlock (&wrk->peekers_rw_locks);
}
/**
always_inline stream_session_t *
session_get_from_handle_safe (u64 handle)
{
- session_manager_main_t *smm = &session_manager_main;
u32 thread_index = session_thread_from_handle (handle);
+ session_manager_worker_t *wrk = &session_manager_main.wrk[thread_index];
+
if (thread_index == vlib_get_thread_index ())
{
- return pool_elt_at_index (smm->sessions[thread_index],
+ return pool_elt_at_index (wrk->sessions,
session_index_from_handle (handle));
}
else
{
session_pool_add_peeker (thread_index);
/* Don't use pool_elt_at index. See @ref session_pool_add_peeker */
- return smm->sessions[thread_index] + session_index_from_handle (handle);
+ return wrk->sessions + session_index_from_handle (handle);
}
}
always_inline f64
transport_dispatch_period (u32 thread_index)
{
- return session_manager_main.dispatch_period[thread_index];
+ return session_manager_main.wrk[thread_index].dispatch_period;
}
always_inline f64
transport_time_now (u32 thread_index)
{
- return session_manager_main.last_vlib_time[thread_index];
+ return session_manager_main.wrk[thread_index].last_vlib_time;
}
always_inline u32
session_get_index (stream_session_t * s)
{
- return (s - session_manager_main.sessions[s->thread_index]);
+ return (s - session_manager_main.wrk[s->thread_index].sessions);
}
always_inline stream_session_t *
*/
session_pool_add_peeker (thread_index);
new_s = session_alloc (current_thread_index);
- old_s = session_manager_main.sessions[thread_index] + session_index;
+ old_s = session_manager_main.wrk[thread_index].sessions + session_index;
clib_memcpy (new_s, old_s, sizeof (*new_s));
session_pool_remove_peeker (thread_index);
new_s->thread_index = current_thread_index;
always_inline svm_msg_q_t *
session_manager_get_vpp_event_queue (u32 thread_index)
{
- return session_manager_main.vpp_event_queues[thread_index];
+ return session_manager_main.wrk[thread_index].vpp_event_queue;
}
int session_manager_flush_enqueue_events (u8 proto, u32 thread_index);
sst = session_type_from_proto_and_ip (transport_proto, 1);
vlib_cli_output (vm, "%-40s%-24s", "Listener", "App");
/* *INDENT-OFF* */
- pool_foreach (s, smm->sessions[0], ({
+ pool_foreach (s, smm->wrk[0].sessions, ({
if (s->session_state != SESSION_STATE_LISTENING
|| s->session_type != sst)
continue;
return 0;
}
- for (i = 0; i < vec_len (smm->sessions); i++)
+ for (i = 0; i < vec_len (smm->wrk); i++)
{
u32 once_per_pool;
- pool = smm->sessions[i];
+ pool = smm->wrk[0].sessions;
once_per_pool = 1;
{
session_manager_main_t *smm = &session_manager_main;
u32 thread_index = 0, clear_all = 0;
+ session_manager_worker_t *wrk;
u32 session_index = ~0;
- stream_session_t **pool, *session;
+ stream_session_t *session;
if (!smm->is_enabled)
{
if (clear_all)
{
/* *INDENT-OFF* */
- vec_foreach (pool, smm->sessions)
+ vec_foreach (wrk, smm->wrk)
{
- pool_foreach(session, *pool, ({
+ pool_foreach(session, wrk->sessions, ({
clear_session (session);
}));
};
session_tx_fifo_chain_tail (vlib_main_t * vm, session_tx_context_t * ctx,
vlib_buffer_t * b, u16 * n_bufs, u8 peek_data)
{
- session_manager_main_t *smm = &session_manager_main;
vlib_buffer_t *chain_b, *prev_b;
u32 chain_bi0, to_deq, left_from_seg;
+ session_manager_worker_t *wrk;
u16 len_to_deq, n_bytes_read;
u8 *data, j;
+ wrk = session_manager_get_worker (ctx->s->thread_index);
b->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
b->total_length_not_including_first_buffer = 0;
len_to_deq = clib_min (to_deq, ctx->deq_per_buf);
*n_bufs -= 1;
- chain_bi0 = smm->tx_buffers[ctx->s->thread_index][*n_bufs];
- _vec_len (smm->tx_buffers[ctx->s->thread_index]) = *n_bufs;
+ chain_bi0 = wrk->tx_buffers[*n_bufs];
+ _vec_len (wrk->tx_buffers) = *n_bufs;
chain_b = vlib_get_buffer (vm, chain_bi0);
chain_b->current_data = 0;
always_inline int
session_output_try_get_buffers (vlib_main_t * vm,
- session_manager_main_t * smm,
+ session_manager_worker_t * wrk,
u32 thread_index, u16 * n_bufs, u32 wanted)
{
u32 n_alloc;
- vec_validate_aligned (smm->tx_buffers[thread_index], wanted - 1,
- CLIB_CACHE_LINE_BYTES);
- n_alloc = vlib_buffer_alloc (vm, &smm->tx_buffers[thread_index][*n_bufs],
+ vec_validate_aligned (wrk->tx_buffers, wanted - 1, CLIB_CACHE_LINE_BYTES);
+ n_alloc = vlib_buffer_alloc (vm, &wrk->tx_buffers[*n_bufs],
wanted - *n_bufs);
*n_bufs += n_alloc;
- _vec_len (smm->tx_buffers[thread_index]) = *n_bufs;
+ _vec_len (wrk->tx_buffers) = *n_bufs;
return n_alloc;
}
u32 n_trace = vlib_get_trace_count (vm, node), n_bufs_needed = 0;
u32 thread_index = s->thread_index, n_left, pbi;
session_manager_main_t *smm = &session_manager_main;
- session_tx_context_t *ctx = &smm->ctx[thread_index];
+ session_manager_worker_t *wrk = &smm->wrk[thread_index];
+ session_tx_context_t *ctx = &wrk->ctx;
transport_proto_t tp;
vlib_buffer_t *pb;
u16 n_bufs, rv;
if (PREDICT_FALSE ((rv = session_tx_not_ready (s, peek_data))))
{
if (rv < 2)
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
return SESSION_TX_NO_DATA;
}
transport_connection_max_tx_burst (ctx->tc, vm->clib_time.last_cpu_time);
if (ctx->snd_space == 0 || ctx->snd_mss == 0)
{
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
return SESSION_TX_NO_DATA;
}
if (PREDICT_FALSE (!ctx->max_len_to_snd))
return SESSION_TX_NO_DATA;
- n_bufs = vec_len (smm->tx_buffers[thread_index]);
+ n_bufs = vec_len (wrk->tx_buffers);
n_bufs_needed = ctx->n_segs_per_evt * ctx->n_bufs_per_seg;
/*
*/
if (n_bufs < n_bufs_needed)
{
- session_output_try_get_buffers (vm, smm, thread_index, &n_bufs,
+ session_output_try_get_buffers (vm, wrk, thread_index, &n_bufs,
ctx->n_bufs_per_seg * VLIB_FRAME_SIZE);
if (PREDICT_FALSE (n_bufs < n_bufs_needed))
{
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
return SESSION_TX_NO_BUFFERS;
}
}
vlib_buffer_t *b0, *b1;
u32 bi0, bi1;
- pbi = smm->tx_buffers[thread_index][n_bufs - 3];
+ pbi = wrk->tx_buffers[n_bufs - 3];
pb = vlib_get_buffer (vm, pbi);
vlib_prefetch_buffer_header (pb, STORE);
- pbi = smm->tx_buffers[thread_index][n_bufs - 4];
+ pbi = wrk->tx_buffers[n_bufs - 4];
pb = vlib_get_buffer (vm, pbi);
vlib_prefetch_buffer_header (pb, STORE);
- to_next[0] = bi0 = smm->tx_buffers[thread_index][--n_bufs];
- to_next[1] = bi1 = smm->tx_buffers[thread_index][--n_bufs];
+ to_next[0] = bi0 = wrk->tx_buffers[--n_bufs];
+ to_next[1] = bi1 = wrk->tx_buffers[--n_bufs];
b0 = vlib_get_buffer (vm, bi0);
b1 = vlib_get_buffer (vm, bi1);
if (n_left > 1)
{
- pbi = smm->tx_buffers[thread_index][n_bufs - 2];
+ pbi = wrk->tx_buffers[n_bufs - 2];
pb = vlib_get_buffer (vm, pbi);
vlib_prefetch_buffer_header (pb, STORE);
}
- to_next[0] = bi0 = smm->tx_buffers[thread_index][--n_bufs];
+ to_next[0] = bi0 = wrk->tx_buffers[--n_bufs];
b0 = vlib_get_buffer (vm, bi0);
session_tx_fill_buffer (vm, ctx, b0, &n_bufs, peek_data);
session_tx_trace_frame (vm, node, next_index, to_next,
ctx->n_segs_per_evt, s, n_trace);
- _vec_len (smm->tx_buffers[thread_index]) = n_bufs;
+ _vec_len (wrk->tx_buffers) = n_bufs;
*n_tx_packets += ctx->n_segs_per_evt;
transport_connection_update_tx_stats (ctx->tc, ctx->max_len_to_snd);
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
ASSERT (ctx->left_to_snd == 0);
if (ctx->max_len_to_snd < ctx->max_dequeue)
if (svm_fifo_set_event (s->server_tx_fifo))
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
if (!peek_data && ctx->transport_vft->tx_type == TRANSPORT_TX_DGRAM)
{
/* More data needs to be read */
else if (svm_fifo_max_dequeue (s->server_tx_fifo) > 0)
if (svm_fifo_set_event (s->server_tx_fifo))
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
}
return SESSION_TX_OK;
}
}
static void
-session_update_dispatch_period (session_manager_main_t * smm, f64 now,
+session_update_dispatch_period (session_manager_worker_t * wrk, f64 now,
u32 thread_index)
{
- f64 sample, prev_period = smm->dispatch_period[thread_index], a = 0.8;
+ f64 sample, prev_period = wrk->dispatch_period, a = 0.8;
- sample = now - smm->last_vlib_time[thread_index];
- smm->dispatch_period[thread_index] = a * sample + (1 - a) * prev_period;
- smm->last_vlib_time[thread_index] = now;
+ sample = now - wrk->last_vlib_time;
+ wrk->dispatch_period = a * sample + (1 - a) * prev_period;
+ wrk->last_vlib_time = now;
}
static uword
{
session_manager_main_t *smm = vnet_get_session_manager_main ();
u32 thread_index = vm->thread_index, n_to_dequeue, n_events;
+ session_manager_worker_t *wrk = &smm->wrk[thread_index];
session_event_t *pending_events, *e;
session_event_t *fifo_events;
svm_msg_q_msg_t _msg, *msg = &_msg;
/*
* Update transport time
*/
- session_update_dispatch_period (smm, now, thread_index);
+ session_update_dispatch_period (wrk, now, thread_index);
transport_update_time (now, thread_index);
/*
* Get vpp queue events that we can dequeue without blocking
*/
- mq = smm->vpp_event_queues[thread_index];
- fifo_events = smm->free_event_vector[thread_index];
+ mq = wrk->vpp_event_queue;
+ fifo_events = wrk->free_event_vector;
n_to_dequeue = svm_msg_q_size (mq);
- pending_events = smm->pending_event_vector[thread_index];
+ pending_events = wrk->pending_event_vector;
if (!n_to_dequeue && !vec_len (pending_events)
- && !vec_len (smm->pending_disconnects[thread_index]))
+ && !vec_len (wrk->pending_disconnects))
return 0;
SESSION_EVT_DBG (SESSION_EVT_DEQ_NODE, 0);
svm_msg_q_unlock (mq);
vec_append (fifo_events, pending_events);
- vec_append (fifo_events, smm->pending_disconnects[thread_index]);
+ vec_append (fifo_events, wrk->pending_disconnects);
_vec_len (pending_events) = 0;
- smm->pending_event_vector[thread_index] = pending_events;
- _vec_len (smm->pending_disconnects[thread_index]) = 0;
+ wrk->pending_event_vector = pending_events;
+ _vec_len (wrk->pending_disconnects) = 0;
skip_dequeue:
n_events = vec_len (fifo_events);
/* Don't try to send more that one frame per dispatch cycle */
if (n_tx_packets == VLIB_FRAME_SIZE)
{
- vec_add1 (smm->pending_event_vector[thread_index], *e);
+ vec_add1 (wrk->pending_event_vector, *e);
break;
}
if (!e->postponed)
{
e->postponed = 1;
- vec_add1 (smm->pending_disconnects[thread_index], *e);
+ vec_add1 (wrk->pending_disconnects, *e);
continue;
}
/* If tx queue is still not empty, wait */
if (svm_fifo_max_dequeue (s->server_tx_fifo))
{
- vec_add1 (smm->pending_disconnects[thread_index], *e);
+ vec_add1 (wrk->pending_disconnects, *e);
continue;
}
}
_vec_len (fifo_events) = 0;
- smm->free_event_vector[thread_index] = fifo_events;
+ wrk->free_event_vector = fifo_events;
vlib_node_increment_counter (vm, session_queue_node.index,
SESSION_QUEUE_ERROR_TX, n_tx_packets);
svm_msg_q_t *mq;
int i, index;
- mq = smm->vpp_event_queues[my_thread_index];
+ mq = smm->wrk[my_thread_index].vpp_event_queue;
index = mq->q->head;
for (i = 0; i < mq->q->cursize; i++)
u8
session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
- svm_msg_q_t *mq;
session_event_t *pending_event_vector, *evt;
+ session_manager_worker_t *wrk;
int i, index, found = 0;
svm_msg_q_msg_t *msg;
svm_msg_q_ring_t *ring;
+ svm_msg_q_t *mq;
u8 thread_index;
ASSERT (e);
thread_index = f->master_thread_index;
+ wrk = session_manager_get_worker (thread_index);
+
/*
* Search evt queue
*/
- mq = smm->vpp_event_queues[thread_index];
+ mq = wrk->vpp_event_queue;
index = mq->q->head;
for (i = 0; i < mq->q->cursize; i++)
{
/*
* Search pending events vector
*/
- pending_event_vector = smm->pending_event_vector[thread_index];
+ pending_event_vector = wrk->pending_event_vector;
vec_foreach (evt, pending_event_vector)
{
found = session_node_cmp_event (evt, f);
Code Review / vpp.git / commitdiff