netdev - Re: [PATCH 4/4] ethtool: add PHY Fast Link Down tunable to man page

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Date:   Fri, 29 Mar 2019 19:54:54 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     "John W. Linville" <linville@...driver.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH 4/4] ethtool: add PHY Fast Link Down tunable to man page

On 29.03.2019 15:19, John W. Linville wrote:
> On Thu, Mar 28, 2019 at 09:12:45PM +0100, Heiner Kallweit wrote:
>> On 28.03.2019 21:01, Andrew Lunn wrote:
>>>> +	Sets the period after which the link is reported as down. Note that the PHY may choose
>>>> +	the closest supported value. Only on reading back you get the actual value.
>>>
>>> Hi Heiner
>>>
>>> 'Only on reading back the tunable do you get the actual value.'
>>>
>>> would be better.
>>>
>> OK. I'll wait for more review feedback and will consider this in a v2.
>> Currently all mails to John are bounced due to some spam filter rejecting mails from
>> Google servers, so let's see when he reads this.
> 
> I'm having some mail server problems right now, but I got this message... ;-)
> 
> I like Andrew's wording suggestions, FWIW. Should I expect a repost?
> 
You're alive, great ;) Yes, I'll send a v2.

> John
>  
>>>>  .TE
>>>>  .PD
>>>>  .RE
>>>> @@ -1090,6 +1106,14 @@ Link speed downshift after N failed 1000BASE-T auto-negotiation attempts.
>>>>  Downshift is useful where cable does not have the 4 pairs instance.
>>>>  
>>>>  Gets the PHY downshift count/status.
>>>> +.TP
>>>> +.B fast\-link\-down
>>>> +Depending on the mode it may take 0.5s - 1s until a broken link is reported as down.
>>>> +In certain use cases a link-down event needs to be reported as soon as possible.
>>>> +Some PHYs support a Fast Link Down feature, and partially even allow to configure
>>>> +the period until until a broken link is reported as being down.
>>>
>>> Some PHYs support a Fast Link Down Feature and may allow configuration
>>> of the delay before a broken link is reported as being down.
>>>
>> OK
>>
>>>    Andrew
>>>
>> Heiner
>>
>>
>