Re: [PATCH] net: ethtool: mm: Increase FPE verification retry count

["Nazle Asmade, Muhammad Nazim Amirul" <muhammad.nazim.amirul.nazle.asmade@altera.com>]

On 16/6/2026 11:16 pm, Vladimir Oltean wrote:
> On Tue, Jun 16, 2026 at 08:19:25AM +0100, Simon Horman wrote:
>> + Vladimir
>>
>> On Mon, Jun 15, 2026 at 12:24:36AM -0700, muhammad.nazim.amirul.nazle.asmade@altera.com wrote:
>>> From: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
>>>
>>> The current FPE verification retry count is set to 3. However,
>>> the IEEE 802.3br standard does not specify a fixed value for this.
>>> A retry count of 3 may be insufficient when the remote device is
>>> slow to respond during link-up. Increase the retry count to 20 to
>>> improve robustness.
>>>
>>> Signed-off-by: Rohan G Thomas <rohan.g.thomas@altera.com>
>>> Signed-off-by: Nazim Amirul <muhammad.nazim.amirul.nazle.asmade@altera.com>
>>
>> Vladimir, I'm wondering if you could take a look at this one.
> 
> IEEE 802.3br is an obsolete standard, I don't even have access to it.
> 
> IEEE 802.3-2022 is the current one for the MAC Merge layer. Clause
> 99.4.7.2 Constants states:
> 
> verifyLimit: the integer 3, the number of verification attempts
> 
> I don't have something in principle against making the verifyLimit
> configurable past IEEE 802.3 for debugging purposes or non-standard
> applications, but keep the default to 3.
Thanks Simon and Vladimir for your review!

BR,
Nazim