一旦进入网络驱动(通常是传输一个数据包时)以及在进程调度器的空闲循环的时候，对网络接口进行轮询。

We poll the network interface anytime we enter the network driver (typically for transmitting a packet) and from the process scheduler's idle loop.

youdao

一旦进入网络驱动(通常是传输一个数据包时)以及在进程调度器的空闲循环的时候，对网络接口进行轮询。

We poll the network interface anytime we enter the network driver (typically for transmitting a packet) and from the process scheduler's idle loop.

youdao