netdev - Re: [PATCH] e1000e: export some settings using ethtool private flags

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Date:	Thu, 25 Mar 2010 10:52:05 -0700
From:	Laurent Chavey <chavey@...gle.com>
To:	"Tantilov, Emil S" <emil.s.tantilov@...el.com>
Cc:	Jeff Garzik <jeff@...zik.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH] e1000e: export some settings using ethtool private flags

http://lists.openwall.net/netdev/2007/08/10/114

On Thu, Mar 25, 2010 at 10:33 AM, Tantilov, Emil S
<emil.s.tantilov@...el.com> wrote:
> Jeff Garzik wrote:
>> On 03/25/2010 01:16 PM, Tantilov, Emil S wrote:
>>> Jeff Garzik wrote:
>>>> The ethtool private flags interface exists to get/set
>>>> driver-specific settings at runtime, in a flexible manner.
>>>>
>>>> Use this facility to export a couple e1000e features, that were
>>>> previously only set at module initialization time.
>>>>
>>>> Signed-off-by: Jeff Garzik<jgarzik@...hat.com>
>>>> ---
>>>>   drivers/net/e1000e/ethtool.c |   27 +++++++++++++++++++++++++++
>>>>   1 file changed, 27 insertions(+)
>>>
>>> Jeff,
>>>
>>> What is the use case for the ethtool private flags?
>>
>> It is stated in the changelog above :)  It enables feature setting at
>> setting, on an easy, per-network-interface basis, that were previously
>> only settable at module initialization (ie. load) time.
>>
>>
>>> At least I don't see an option in ethtool that would make use of
>>> them.
>>
>> This is added in a separate patch, since the above patch is the first
>> to make use of the private-flags ethtool mechanism.
>
> Can you point me to it? It would really help me with testing.
>
> Thanks,
> Emil
>
>
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