netdev - Re: [PATCHv2 net-next-2.6 0/5] XFRM,IPv6: Removal of RH2/HAO from IPsec-protected MIPv6 traffic

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Message-ID: <87r5gdtuxv.fsf@small.ssi.corp>
Date:	Tue, 28 Sep 2010 23:33:16 +0200
From:	arno@...isbad.org (Arnaud Ebalard)
To:	David Miller <davem@...emloft.net>
Cc:	eric.dumazet@...il.com, herbert@...dor.apana.org.au,
	yoshfuji@...ux-ipv6.org, netdev@...r.kernel.org
Subject: Re: [PATCHv2 net-next-2.6 0/5] XFRM,IPv6: Removal of RH2/HAO from IPsec-protected MIPv6 traffic

Hi,

David Miller <davem@...emloft.net> writes:

> Try again, this time with ipv6 modular:
>
> net/built-in.o: In function `xfrm_input_addr_check':
> /home/davem/src/GIT/net-next-2.6/net/xfrm/xfrm_input.c:115: undefined reference to `xfrm6_input_addr_check'
>
> You can't put xfrm6_input_addr_check into the ipv6.o object build if you want to
> call it from the generic xfrm stack which is always built statically.
>
> Put this and xfrm4_input_addr_check where it belongs, as an afinfo->op()

Before following the (dumb) #ifdef path, I was about to do that but
worried about the penalty of the additional xfrm_state_get/put_afinfo()
calls on each packet I was about to add. Should I just reduce my amount
of coffee or is it a valid concern?

Cheers,

a+
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