netdev - Re: [RFC] fib_trie: memory waste solutions

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Message-Id: <20080410.025717.04755660.davem@davemloft.net>
Date:	Thu, 10 Apr 2008 02:57:17 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	stephen.hemminger@...tta.com
Cc:	dada1@...mosbay.com, shemminger@...tta.com,
	Robert.Olsson@...a.slu.se, netdev@...r.kernel.org
Subject: Re: [RFC] fib_trie: memory waste solutions

From: Stephen Hemminger <stephen.hemminger@...tta.com>
Date: Mon, 7 Apr 2008 15:48:00 -0700

> On Mon, 07 Apr 2008 18:46:29 +0200
> Eric Dumazet <dada1@...mosbay.com> wrote:
> 
> > I prefer my patch Stephen, as your version enlarges every tnode with an 
> > embedded "struct work_struct" which can be larger than a "struct rcu_head"
> 
> The number of tnode's is small and the size growth of 2*(unsigned long) is not
> worth worrying about. Also theoretically, my version could have multiple
> work elements processed at once.

I pretty much agree with Stephen and thus applied his patch
to net-2.6.26.

We can tweak this further if new data supports that.
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