netdev - Re: [RFC PATCH 04/13] net: implement generic SOF_TIMESTAMPING_TX

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Date:	Wed, 12 Nov 2008 09:38:14 +0100
From:	Patrick Ohly <patrick.ohly@...el.com>
To:	Octavian Purdila <opurdila@...acom.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Stephen Hemminger <shemminger@...tta.com>,
	Ingo Oeser <netdev@...eo.de>, Andi Kleen <ak@...ux.intel.com>,
	"Ronciak, John" <john.ronciak@...el.com>,
	Eric Dumazet <dada1@...mosbay.com>,
	Oliver Hartkopp <oliver@...tkopp.net>
Subject: Re: [RFC PATCH 04/13] net: implement generic SOF_TIMESTAMPING_TX_*
	support

On Tue, 2008-11-11 at 23:15 +0000, Octavian Purdila wrote:
> I think the addition of the following bits will be of use to applications: 
> 
>         serr = SKB_EXT_ERR(skb);
>         serr->ee.ee_origin = SO_EE_ORIGIN_TXTSTAMP;
>         serr->ee.ee_mac = skb->mac.raw - skb->data;
>         serr->ee.ee_network = skb->nh.raw - skb->data;
>         serr->ee.ee_transport = skb->h.raw - skb->data;
> 
> For example, for UDP PTP we don't have to manually skip the ethernet (and take 
> into account VLANs) and IP headers.

Yes, that would be useful. Will add it.

-- 
Best Regards, Patrick Ohly

The content of this message is my personal opinion only and although
I am an employee of Intel, the statements I make here in no way
represent Intel's position on the issue, nor am I authorized to speak
on behalf of Intel on this matter.

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