diff options
Diffstat (limited to 'src/vpp/stats/stat_segment.c')
| -rw-r--r-- | src/vpp/stats/stat_segment.c | 154 |
1 files changed, 25 insertions, 129 deletions
diff --git a/src/vpp/stats/stat_segment.c b/src/vpp/stats/stat_segment.c index 8727122cee7..8255b16c010 100644 --- a/src/vpp/stats/stat_segment.c +++ b/src/vpp/stats/stat_segment.c @@ -157,7 +157,6 @@ vlib_stats_delete_cm (void *cm_arg) vlib_simple_counter_main_t *cm = (vlib_simple_counter_main_t *) cm_arg; stat_segment_main_t *sm = &stat_segment_main; stat_segment_directory_entry_t *e; - stat_segment_shared_header_t *shared_header = sm->shared_header; /* Not all counters have names / hash-table entries */ if (!cm->name && !cm->stat_segment_name) @@ -174,10 +173,7 @@ vlib_stats_delete_cm (void *cm_arg) e = &sm->directory_vector[index]; hash_unset (sm->directory_vector_by_name, &e->name); - u64 *offset_vector = stat_segment_pointer (shared_header, e->offset_vector); - void *oldheap = clib_mem_set_heap (sm->heap); /* Enter stats segment */ - vec_free (offset_vector); clib_mem_set_heap (oldheap); /* Exit stats segment */ memset (e, 0, sizeof (*e)); @@ -226,32 +222,10 @@ vlib_stats_pop_heap (void *cm_arg, void *oldheap, u32 cindex, } stat_segment_directory_entry_t *ep = &sm->directory_vector[vector_index]; - ep->offset = stat_segment_offset (shared_header, cm->counters); /* Vector of threads of vectors of counters */ - u64 *offset_vector = - ep->offset_vector ? stat_segment_pointer (shared_header, - ep->offset_vector) : 0; - - /* Update the 2nd dimension offset vector */ - int i; - vec_validate (offset_vector, vec_len (cm->counters) - 1); - - if (sm->last != offset_vector) - { - for (i = 0; i < vec_len (cm->counters); i++) - offset_vector[i] = - stat_segment_offset (shared_header, cm->counters[i]); - } - else - offset_vector[cindex] = - stat_segment_offset (shared_header, cm->counters[cindex]); - - ep->offset_vector = stat_segment_offset (shared_header, offset_vector); - sm->directory_vector[vector_index].offset = - stat_segment_offset (shared_header, cm->counters); + ep->data = cm->counters; /* Reset the client hash table pointer, since it WILL change! */ - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + shared_header->directory_vector = sm->directory_vector; vlib_stat_segment_unlock (); clib_mem_set_heap (oldheap); @@ -278,13 +252,11 @@ vlib_stats_register_error_index (void *oldheap, u8 * name, u64 * em_vec, memcpy (e.name, name, vec_len (name)); e.name[vec_len (name)] = '\0'; e.type = STAT_DIR_TYPE_ERROR_INDEX; - e.offset = index; - e.offset_vector = 0; + e.index = index; vector_index = vlib_stats_create_counter (&e, oldheap); /* Warn clients to refresh any pointers they might be holding */ - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + shared_header->directory_vector = sm->directory_vector; } vlib_stat_segment_unlock (); @@ -293,45 +265,24 @@ vlib_stats_register_error_index (void *oldheap, u8 * name, u64 * em_vec, static void stat_validate_counter_vector (stat_segment_directory_entry_t * ep, u32 max) { - stat_segment_main_t *sm = &stat_segment_main; - stat_segment_shared_header_t *shared_header = sm->shared_header; - counter_t **counters = - ep->offset ? stat_segment_pointer (shared_header, ep->offset) : 0; + counter_t **counters = ep->data; vlib_thread_main_t *tm = vlib_get_thread_main (); int i; - u64 *offset_vector = 0; vec_validate_aligned (counters, tm->n_vlib_mains - 1, CLIB_CACHE_LINE_BYTES); - ep->offset = stat_segment_offset (shared_header, counters); - for (i = 0; i < tm->n_vlib_mains; i++) - { - vec_validate_aligned (counters[i], max, CLIB_CACHE_LINE_BYTES); - vec_add1 (offset_vector, - stat_segment_offset (shared_header, counters[i])); - } + vec_validate_aligned (counters[i], max, CLIB_CACHE_LINE_BYTES); - if (ep->offset_vector) - { - u64 *p = stat_segment_pointer (sm->shared_header, ep->offset_vector); - vec_free (p); - } - ep->offset_vector = stat_segment_offset (shared_header, offset_vector); + ep->data = counters; } always_inline void stat_set_simple_counter (stat_segment_directory_entry_t * ep, u32 thread_index, u32 index, u64 value) { - stat_segment_main_t *sm = &stat_segment_main; - stat_segment_shared_header_t *shared_header = sm->shared_header; - - ASSERT (shared_header); - counter_t *offset_vector = - stat_segment_pointer (sm->shared_header, ep->offset_vector); - counter_t *cb = - stat_segment_pointer (sm->shared_header, offset_vector[thread_index]); + ASSERT (ep->data); + counter_t *cb = ep->data; cb[index] = value; } @@ -349,13 +300,10 @@ vlib_stats_pop_heap2 (u64 * error_vector, u32 thread_index, void *oldheap, /* Reset the client hash table pointer, since it WILL change! */ vec_validate (sm->error_vector, thread_index); - sm->error_vector[thread_index] = - stat_segment_offset (shared_header, error_vector); + sm->error_vector[thread_index] = error_vector; - shared_header->error_offset = - stat_segment_offset (shared_header, sm->error_vector); - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + shared_header->error_vector = sm->error_vector; + shared_header->directory_vector = sm->directory_vector; if (lock) vlib_stat_segment_unlock (); @@ -402,6 +350,7 @@ vlib_map_stat_segment_init (void) sm->shared_header = shared_header = memaddr; shared_header->version = STAT_SEGMENT_VERSION; + shared_header->base = memaddr; sm->stat_segment_lockp = clib_mem_alloc (sizeof (clib_spinlock_t)); clib_spinlock_init (sm->stat_segment_lockp); @@ -420,9 +369,8 @@ vlib_map_stat_segment_init (void) sm->directory_vector[STAT_COUNTER_##E].type = STAT_DIR_TYPE_##t; foreach_stat_segment_counter_name #undef _ - /* Save the vector offset in the shared segment, for clients */ - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + /* Save the vector in the shared segment, for clients */ + shared_header->directory_vector = sm->directory_vector; clib_mem_set_heap (oldheap); @@ -482,7 +430,7 @@ format_stat_dir_entry (u8 * s, va_list * args) break; } - return format (s, format_string, ep->name, type_name, ep->offset); + return format (s, format_string, ep->name, type_name, 0); } static clib_error_t * @@ -551,7 +499,6 @@ update_node_counters (stat_segment_main_t * sm) vlib_main_t **stat_vms = 0; vlib_node_t ***node_dups = 0; int i, j; - stat_segment_shared_header_t *shared_header = sm->shared_header; static u32 no_max_nodes = 0; vlib_node_get_nodes (0 /* vm, for barrier sync */ , @@ -582,16 +529,11 @@ update_node_counters (stat_segment_main_t * sm) vec_validate (sm->nodes, l - 1); stat_segment_directory_entry_t *ep; ep = &sm->directory_vector[STAT_COUNTER_NODE_NAMES]; - ep->offset = stat_segment_offset (shared_header, sm->nodes); + ep->data = sm->nodes; - int i; - u64 *offset_vector = - ep->offset_vector ? stat_segment_pointer (shared_header, - ep->offset_vector) : 0; /* Update names dictionary */ - vec_validate (offset_vector, l - 1); vlib_node_t **nodes = node_dups[0]; - + int i; for (i = 0; i < vec_len (nodes); i++) { vlib_node_t *n = nodes[i]; @@ -600,13 +542,7 @@ update_node_counters (stat_segment_main_t * sm) if (sm->nodes[n->index]) vec_free (sm->nodes[n->index]); sm->nodes[n->index] = s; - offset_vector[i] = - sm->nodes[i] ? stat_segment_offset (shared_header, - sm->nodes[i]) : 0; - } - ep->offset_vector = stat_segment_offset (shared_header, offset_vector); - vlib_stat_segment_unlock (); clib_mem_set_heap (oldheap); no_max_nodes = l; @@ -622,31 +558,19 @@ update_node_counters (stat_segment_main_t * sm) counter_t *c; vlib_node_t *n = nodes[i]; - counters = - stat_segment_pointer (shared_header, - sm->directory_vector - [STAT_COUNTER_NODE_CLOCKS].offset); + counters = sm->directory_vector[STAT_COUNTER_NODE_CLOCKS].data; c = counters[j]; c[n->index] = n->stats_total.clocks - n->stats_last_clear.clocks; - counters = - stat_segment_pointer (shared_header, - sm->directory_vector - [STAT_COUNTER_NODE_VECTORS].offset); + counters = sm->directory_vector[STAT_COUNTER_NODE_VECTORS].data; c = counters[j]; c[n->index] = n->stats_total.vectors - n->stats_last_clear.vectors; - counters = - stat_segment_pointer (shared_header, - sm->directory_vector - [STAT_COUNTER_NODE_CALLS].offset); + counters = sm->directory_vector[STAT_COUNTER_NODE_CALLS].data; c = counters[j]; c[n->index] = n->stats_total.calls - n->stats_last_clear.calls; - counters = - stat_segment_pointer (shared_header, - sm->directory_vector - [STAT_COUNTER_NODE_SUSPENDS].offset); + counters = sm->directory_vector[STAT_COUNTER_NODE_SUSPENDS].data; c = counters[j]; c[n->index] = n->stats_total.suspends - n->stats_last_clear.suspends; @@ -879,8 +803,7 @@ stat_segment_register_gauge (u8 * name, stat_segment_update_fn update_fn, vlib_stat_segment_lock (); vector_index = vlib_stats_create_counter (&e, oldheap); - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + shared_header->directory_vector = sm->directory_vector; vlib_stat_segment_unlock (); clib_mem_set_heap (oldheap); @@ -919,8 +842,7 @@ stat_segment_register_state_counter (u8 * name, u32 * index) vector_index = vlib_stats_create_counter (&e, oldheap); - shared_header->directory_offset = - stat_segment_offset (shared_header, sm->directory_vector); + shared_header->directory_vector = sm->directory_vector; vlib_stat_segment_unlock (); clib_mem_set_heap (oldheap); @@ -1009,7 +931,6 @@ static clib_error_t * statseg_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add) { stat_segment_main_t *sm = &stat_segment_main; - stat_segment_shared_header_t *shared_header = sm->shared_header; void *oldheap = vlib_stats_push_heap (sm->interfaces); vlib_stat_segment_lock (); @@ -1040,32 +961,7 @@ statseg_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add) stat_segment_directory_entry_t *ep; ep = &sm->directory_vector[STAT_COUNTER_INTERFACE_NAMES]; - ep->offset = stat_segment_offset (shared_header, sm->interfaces); - - int i; - u64 *offset_vector = - ep->offset_vector ? stat_segment_pointer (shared_header, - ep->offset_vector) : 0; - - vec_validate (offset_vector, vec_len (sm->interfaces) - 1); - - if (sm->last != sm->interfaces) - { - /* the interface vector moved, so need to recalulate the offset array */ - for (i = 0; i < vec_len (sm->interfaces); i++) - { - offset_vector[i] = - sm->interfaces[i] ? stat_segment_offset (shared_header, - sm->interfaces[i]) : 0; - } - } - else - { - offset_vector[sw_if_index] = - sm->interfaces[sw_if_index] ? - stat_segment_offset (shared_header, sm->interfaces[sw_if_index]) : 0; - } - ep->offset_vector = stat_segment_offset (shared_header, offset_vector); + ep->data = sm->interfaces; vlib_stat_segment_unlock (); clib_mem_set_heap (oldheap); |