If write returned zero, register the channel for OP_WRITE, remember the buffer somehow, and keep selecting.

如果写返回零，OP _ WRITE注册通道，记得缓冲区，并保持选择。

youdao

If write returned zero, register the channel for OP_WRITE, remember the buffer somehow, and keep selecting.

如果写返回零，OP _ WRITE注册通道，记得缓冲区，并保持选择。

youdao