netdev - Re: [PATCH] HTB O(1) class lookup

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Date:	Mon, 5 Feb 2007 13:45:27 +0100
From:	Ingo Oeser <netdev@...eo.de>
To:	Andi Kleen <ak@...e.de>
Cc:	Jarek Poplawski <jarkao2@...pl>, Simon Lodal <simonl@...knet.dk>,
	Patrick McHardy <kaber@...sh.net>, netdev@...r.kernel.org,
	lartc@...lman.ds9a.nl
Subject: Re: [PATCH] HTB O(1) class lookup

Andi Kleen schrieb:
> On Monday 05 February 2007 11:16, Jarek Poplawski wrote:
> > I wonder, why not try, at least for a while, to do this
> > a compile (menuconfig) option with a comment:
> > recommended for a large number of classes. After hash
> > optimization and some testing, final decisions could be
> > made.
> 
> There are already far too many obscure CONFIGs. Don't add more.

And for people concerned about memory usage: There is always CONFIG_SMALL
for such decisions. Maybe one can limit worst case and average memory usage 
based on this config. The algorithm should stay the same.

Regards

Ingo Oeser
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