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sk_buff

sk_buff

sk_buff

sk_buff

1

Each sk_buff identifies the device structure (net_device) to which the packet is being sent or from which the packet was received .

每个 sk_buff 都在设备结构（net_device ）中标识报文发送的目的地，或者接收报文的来源地。

2

As shown , multiple sk_buff may be chained together for a given connection .

如图所示，多个 sk_buff 可以针对某个给定连接链接在一起。

3

An sk_buff contains packet data and also state data that cover multiple layers of the protocol stack .

sk_buff 中包含了报文数据，以及涉及协议栈中多个层次的状态数据。

4

Because the sk_buff are central to the socket data management , a number of support functions have been created to manage them .

由于 sk_buff 是 socket 数据管理的中心，因此创建了很多支持函数来对它们进行管理。

6

Each packet sent or received is represented with an sk_buff.

所发送或接收的每个报文都是使用一个 sk_buff 表示的。

7

Data movement for sockets takes place using a core structure called the socket buffer (sk_buff).

socket 中的数据移动是使用一个所谓的 socket 缓冲区（sk_buff ）的核心结构实现的。

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