netdev - Re: [net-next-2.6 PATCH] net: fast consecutive name allocation

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Message-ID: <20091113144937.23693bb4@nehalam>
Date:	Fri, 13 Nov 2009 14:49:37 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Benjamin LaHaise <bcrl@...et.ca>
Cc:	Octavian Purdila <opurdila@...acom.com>,
	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org
Subject: Re: [net-next-2.6 PATCH] net: fast consecutive name allocation

On Fri, 13 Nov 2009 17:40:43 -0500
Benjamin LaHaise <bcrl@...et.ca> wrote:

> On Fri, Nov 13, 2009 at 02:29:39PM -0800, Stephen Hemminger wrote:
> > So it is lots of pseudo-devices for a special purpose test machine.
> > That's great use of Linux, but not a case worth optimizing for in the mainline kernel.
> 
> He's not the only one who needs that, I certainly do.  BRAS application 
> where traffic is being aggregated (ie PPPoE and L2TP servers) from lots of 
> customers requires it.  There are also people hitting the same scaling 
> issues in embedded PPPoE on wireless networks.
> 
> 		-ben

Then maybe network devices aren't the right layering model. At some
point the paradigm has to be re-examined.

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