| 371 | } |
| 372 | |
| 373 | int |
| 374 | rte_latencystats_get(struct rte_metric_value *values, uint16_t size) |
| 375 | { |
| 376 | if (size < NUM_LATENCY_STATS || values == NULL) |
| 377 | return NUM_LATENCY_STATS; |
| 378 | |
| 379 | if (rte_eal_process_type() == RTE_PROC_SECONDARY) { |
| 380 | const struct rte_memzone *mz; |
| 381 | mz = rte_memzone_lookup(MZ_RTE_LATENCY_STATS); |
| 382 | if (mz == NULL) { |
| 383 | RTE_LOG(ERR, LATENCY_STATS, |
| 384 | "Latency stats memzone not found\n"); |
| 385 | return -ENOMEM; |
| 386 | } |
| 387 | glob_stats = mz->addr; |
| 388 | } |
| 389 | |
| 390 | /* Retrieve latency stats */ |
| 391 | rte_latencystats_fill_values(values); |
| 392 | |
| 393 | return NUM_LATENCY_STATS; |
| 394 | } |