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Re: [Xen-devel] skb_checksum_setup and NAT

To: christophe@xxxxxxxx (Christophe Saout)
Subject: Re: [Xen-devel] skb_checksum_setup and NAT
From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Sat, 30 Sep 2006 11:10:53 +1000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
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Christophe Saout <christophe@xxxxxxxx> wrote:
> 
> You are probably talking about the work by Patrick McHardy that is being
> merged for post-2.6.18: 
> 
> http://www.kernel.org/git/?p=linux%2Fkernel%2Fgit%2Ftorvalds%2Flinux-2.6.git&a=search&h=HEAD&s=checksum
> 
> It looks promising though it doesn't seem to address this problem in
> particular (?).

This is the basis for a solution.  Once CHECKSUM_HW is split into the
TX and RX variants, you can then use them directly in the stack which
allows us to accept packets with partial checksums.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
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