linux-kernel - Re: a Great Idea - include Kademlia networking protocol in kernel

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Message-ID: <4C570B6C.201@zytor.com>
Date:	Mon, 02 Aug 2010 11:16:12 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Valdis.Kletnieks@...edu
CC:	hp fk <fkhp101@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: a Great Idea - include Kademlia networking protocol in kernel

On 08/02/2010 08:09 AM, Valdis.Kletnieks@...edu wrote:
> On Mon, 02 Aug 2010 23:02:01 +0800, you said:
> 
>>  HTTP if more of an access protocol,the logical network is woven in
>> the web page controled by html, the network needed is formed and take
>> part in by tcp/ip protocol which usually lies in kernel.
>>
>> Kademlia itself has the responsibility to weave the p2p network and
>> bring a node into the p2p network before access can be done.
> 
> You're still failing to explain why the kernel needs to do this
> rather than some -lkademlia in userspace.
> 

Specifically, the reasons a network protocol goes in the kernel is
either because it needs a multiplex that isn't possible in userspace
(UDP, for example, needs a port number multiplex), or because acceptable
performance isn't possible in userspace (this mostly applies to NFS.)

	-hpa

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