netdev - Re: [PATCH 1/1] add ethtool loopback support

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Message-ID: <4BBE3692.7000807@hp.com>
Date:	Thu, 08 Apr 2010 13:03:30 -0700
From:	Rick Jones <rick.jones2@...com>
To:	Jeff Garzik <jeff@...zik.org>
CC:	Ben Hutchings <bhutchings@...arflare.com>, chavey@...gle.com,
	davem@...emloft.net, netdev@...r.kernel.org, therbert@...gle.com
Subject: Re: [PATCH 1/1] add ethtool loopback support


> Additionally, ethtool is intended as an interface that exports 
> capabilities generally useful to users.  Is this feature really 
> something that users will make use of?  It seems more in the realm of 
> design validation

In enterprise days gone by, performing loopback tests were a part of hardware 
problem diagnosis in the field - either by SEs or customers.

rick jones
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