netdev - Re: [RFC][PATCH 1/3] net: per skb control messages

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Date:	Fri, 25 Jul 2008 02:26:38 +0300
From:	Octavian Purdila <opurdila@...acom.com>
To:	David Miller <davem@...emloft.net>
Cc:	herbert@...dor.apana.org.au, netdev@...r.kernel.org
Subject: Re: [RFC][PATCH 1/3] net: per skb control messages

On Friday 25 July 2008, David Miller wrote:

> > Sure but the problem is that the NIC hw timestamp is not synced with
> > the CPU time. In that case I think that the netfilter rules which
> > are looking at the timestamp will be messed up.
>
> Right, but you can maintain a suitable "delta" between the two.

OK, I think I got the idea now:
- use a bit in the timestamp to specify that this is a hw timestamp
- use a new net_device method to convert a hw timestamp to a gettimeofday 
timestamp

This is great, thanks a lot !

tavi
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