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Re: generic 802.11 stack

To: Vladimir Kondratiev <vkondra@xxxxxxx>
Subject: Re: generic 802.11 stack
From: "David S. Miller" <davem@xxxxxxxxxxxxx>
Date: Tue, 7 Sep 2004 12:10:19 -0700
Cc: netdev@xxxxxxxxxxx
In-reply-to: <200409072141.58893.vkondra@mail.ru>
References: <200408312111.02438.vda@port.imtp.ilyichevsk.odessa.ua> <200409072106.28334.vkondra@mail.ru> <20040907110813.6b463f3a.davem@davemloft.net> <200409072141.58893.vkondra@mail.ru>
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On Tue, 7 Sep 2004 21:41:54 +0300
Vladimir Kondratiev <vkondra@xxxxxxx> wrote:

> This should be done in generic way. This information used to communicate 
> berween particular driver and generic stack. For example, Rx PHY info and Tx 
> status info should be used for in-stack generic rate scaling algorithm.
> 
> To complicate it a bit, cb[] is only 48 bytes long. PHY info may easily 
> exceed 
> this size, so it's better to allocate something and free it in destructor.
> 
> But again, point is this structure should be generic since it is used by 
> stack.

TCP does the same thing, and if space is an issue you can use
pointers in the cb[] area, other subsystems do this.


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