netdev - Re: [RFC PATCH net-next 1/4] gianfar: Added stub support for SIOCSHWTSTAMP

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Message-Id: <20100407.032640.172296134.davem@davemloft.net>
Date:	Wed, 07 Apr 2010 03:26:40 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	Manfred.Rudigier@...cron.at
Cc:	sandeep.kumar@...escale.com, netdev@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: [RFC PATCH net-next 1/4] gianfar: Added stub support for
 SIOCSHWTSTAMP

From: Manfred Rudigier <Manfred.Rudigier@...cron.at>
Date: Wed, 7 Apr 2010 11:46:08 +0200

> This ioctl command is required for enabling hardware time stamping support
> for network packets, see Documentation/networking/timestamping.txt. At the
> moment nothing will be done for all requests that enable time stamping and
> thus ERANGE will be returned.
> 
> Signed-off-by: Manfred Rudigier <manfred.rudigier@...cron.at>

This is completely pointless.

Something sane should happen so that every driver doesn't
need to add this stub code just to return -ERANGE.
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