if (udev->mode == RTE_INTR_MODE_LEGACY && !pci_check_and_mask_intx(udev->pdev)) return IRQ_NONE; uio_event_notify(info); /* Message signal mode, no share IRQ and automasked */ return IRQ_HANDLED; } 当DPDK的app启动时,会进行EAL初始化,如下图: 端口初始化流程 注册设备驱动到"dev....
thread_id= pthread_self();//获取主线程的线程ID//初始化结构体struct internal_configeal_reset_internal_config(&internal_config);/*set log level as early as possible设置log level*/eal_log_level_parse(argc, argv);//赋值全局结构struct lcore_configif(rte_eal_cpu_init() <0) {//赋值全局结构...
4、Rx收包队列中断开关 当Rx队列长时间没有Rx数据包进入时,可以 休眠与Rx队列相关的cpu lcore,以节省电力,当Rx报文到达时再触发启用Rx中断进入轮询模式。具体示例可以参考l3fwd-power程序 int rte_eth_dev_rx_intr_enable(uint16_t port_id, uint16_t queue_id); int rte_eth_dev_rx_intr_disable(uint16...
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