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内核struct net结构体
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tingwei liu
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Jul 4, 2011, 3:21:26 AM
7/4/11
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to linux-kernel
内核中的一个结构体struct net,不知道他的具体意义在哪?
如果只是为了将所有的网卡都统一管理起来,那么struct net_device结构体就可以完成这个任务啊。
还请哪位大侠分享过这块代码,给小弟说说。
多谢了。
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徐阳
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Jul 4, 2011, 4:03:54 AM
7/4/11
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to tingwei liu, linux-kernel
professional linux kernel architecture (英文版很容易找到) 的12.5章描述过
2.6.24开始,为了添加Networking Namespaces的支持而加入的
Américo Wang
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Jul 10, 2011, 5:48:38 AM
7/10/11
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to tingwei liu, linux-kernel
2011/7/4 tingwei liu <
ting...@gmail.com
>:
> 内核中的一个结构体struct net,不知道他的具体意义在哪?
> 如果只是为了将所有的网卡都统一管理起来,那么struct net_device结构体就可以完成这个任务啊。
> 还请哪位大侠分享过这块代码,给小弟说说。
你可以看看veth的实现,drivers/net/veth.c。
它的作用是把包从一个veth设备转发到成对的另一个veth上,它们在不同的namespace中。
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