netdev - Re: [PATCH 07/38] netns ct: add ->ct_net -- pointer from conntrack to netns

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Date:	Thu, 04 Sep 2008 18:18:22 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	adobriyan@...il.com
CC:	netfilter-devel@...r.kernel.org, netdev@...r.kernel.org,
	containers@...ts.linux-foundation.org
Subject: Re: [PATCH 07/38] netns ct: add ->ct_net -- pointer from conntrack
 to netns

adobriyan@...il.com wrote:
> Conntrack (struct nf_conn) gets pointer to netns: ->ct_net -- netns in which
> it was created. It comes from netdevice.
> 
> ->ct_net is write-once field.
> 
> Every conntrack in system has ->ct_net initialized, no exceptions.
> 
> ->ct_net doesn't pin netns: conntracks are recycled after timeouts and
> pinning background traffic will prevent netns from even starting shutdown
> sequence.
> 
> Right now every conntrack is created in init_net.

Applied and fixed up another overly long line.

> +		h = init_conntrack(&init_net, &tuple, l3proto, l4proto, skb, dataoff);

This will probably cause clashes later, please don't
do that.
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