netdev - Re: [PATCH] netdev: Netfilters on outgoing interfamily ipsec

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Message-ID: <20071019125555.GA13955@gondor.apana.org.au>
Date:	Fri, 19 Oct 2007 20:55:55 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Joakim Koskela <joakim.koskela@...t.fi>
Cc:	netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Patrick McHardy <kaber@...sh.net>
Subject: Re: [PATCH] netdev: Netfilters on outgoing interfamily ipsec

On Fri, Oct 19, 2007 at 02:37:38PM +0300, Joakim Koskela wrote:
> Hi,
> 
> I understand that Herbert is in midst of cleaning up the output of
> interfamily transformations, but I thought I'd post a couple of
> patches related to that anyway, sort of to show what we've needed to
> fix to get our systems working.
> 
> This one changes how the netfilters are applied during output to be
> based on the current address family of the packet instead of what it
> will be transformed to.

While I agree that this is definitely a problem, I've already
got a solution for it which we happen to need for async crypto
anyway.

Basically xfrm_output will invoke a continuation function based
on the external mode/family which will then call the right hooks.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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