netdev - Re: [RFC][PATCH 0/2] net: support for TX timestamps

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Message-Id: <200807301602.09298.opurdila@ixiacom.com>
Date:	Wed, 30 Jul 2008 16:02:08 +0300
From:	Octavian Purdila <opurdila@...acom.com>
To:	Ingo Oeser <netdev@...eo.de>
Cc:	netdev@...r.kernel.org
Subject: Re: [RFC][PATCH 0/2] net: support for TX timestamps

On Wednesday 30 July 2008, Ingo Oeser wrote:

> > This patches adds TX timestamping support and is main use case is the
> > Precision Time Protocol (IEEE 1588). Both software and hardware
> > timestamping can be used.
>
> Could you please include an example on how to use
> this in userspace?
>
> A proper place for this would be Documentation/net/
>
> At the moment I cannot imagine how to use this and how
> to correlate the sent packet with the timestamp.
>
> That would also be a way to test your implementation and
> test any changes done later to it. This will avoid future bitrot.
>

Yes, of course. 

I am also planning to add mac/network/transport layer pointers in the 
sock_extended_err, so that the application can easily "navigate"  the packet 
in the error queue and map it to the sent packet. 

Thanks for the input!

tavi
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