netdev - Re: [PATCH 0/4] Extend Time Stamping

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Message-Id: <20100629.223715.216761137.davem@davemloft.net>
Date:	Tue, 29 Jun 2010 22:37:15 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	richardcochran@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 0/4] Extend Time Stamping

From: Richard Cochran <richardcochran@...il.com>
Date: Wed, 30 Jun 2010 08:28:06 +0200

> On Tue, Jun 29, 2010 at 03:31:34PM -0700, David Miller wrote:
>> --------------------
>> By this I mean you should provide these inline helpers by default
>> then we can begin to put them into the drivers.
>> --------------------
>> 
>> This means no config option.
> 
> Okay, but what about the PHY time stamping hooks?
> 
> I anticipate that people will complain about the "performance penalty"
> of these extra checks in a critical path.

If you want to conditionalize the PHY hooks, fine.

But at a minimum, the software timestamping bits should be there by
default.
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