netdev - Re: [PATCH 0/2] Disable forwarding of LRO skbs

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Date:	Sun, 15 Jun 2008 13:38:19 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Ben Hutchings <bhutchings@...arflare.com>
Cc:	davem@...emloft.net, kmansley@...arflare.com,
	shemminger@...tta.com, netdev@...r.kernel.org
Subject: Re: [PATCH 0/2] Disable forwarding of LRO skbs

On Sun, Jun 15, 2008 at 02:46:58AM +0100, Ben Hutchings wrote:
>
> > Can we distinguish them by testing skb->ip_summed == CHECKSUM_PARTIAL?
> > That is a requirement for using hardware segmentation offload (see
> > netif_needs_gso()) but an skb resulting from LRO should have ip_summed
> > set to either CHECKSUM_UNNECESSARY or CHECKSUM_NONE.
> 
> Actually, it seems like there's a cleaner test: gso_size != 0 &&
> gso_type == 0 (if we really want GSO then the latter must be set).
> I'll have to try that out.

Yeah either way should work.

Cheers,
-- 
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Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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