[dpdk-dev] when create DMA space to NIC

HI ! When create NIC tx_desc in eth_igb_tx_queue_setup(), tx_desc was allocated by ring_dma_zone_reserve(). But when DMA speace was allocated by EAL(memzone)? eth_igb_tx_queue_setup()-->ring_dma_zone_reserve()-->memzone_lookup_thread_u nsafe()-->mcfg->memzone[] THANKS

[dpdk-dev] what's mean of q_errors, rte_eth_stats_get

Hi, what's mean of q_errors in struct rte_eth_stats? The sum of q_errors equal to ierrors? when i test dpdk by test_pmd , the value of q_errors always is 0 but ierrors is bigger. in struct rte_eth_stats uint64_t q_errors[RTE_ETHDEV_QUEUE_STAT_CNTRS]; /**< Total number of queue packets rec