linux-kernel - Re: [cocci] [PATCH net-next 1/2] scripts/coccinelle: Find PTR

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Message-ID: <2c86405e-ae95-4567-b359-36c4dca1fa25@nvidia.com>
Date: Sun, 28 Sep 2025 19:40:52 +0300
From: Gal Pressman <gal@...dia.com>
To: Markus Elfring <Markus.Elfring@....de>, Tariq Toukan <tariqt@...dia.com>,
 cocci@...ia.fr, Alexei Lazar <alazar@...dia.com>,
 Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Julia Lawall <Julia.Lawall@...ia.fr>,
 Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org,
 linux-rdma@...r.kernel.org, Leon Romanovsky <leon@...nel.org>,
 Mark Bloch <mbloch@...dia.com>, Nicolas Palix <nicolas.palix@...g.fr>,
 Richard Cochran <richardcochran@...il.com>,
 Saeed Mahameed <saeedm@...dia.com>
Subject: Re: [cocci] [PATCH net-next 1/2] scripts/coccinelle: Find PTR_ERR()
 to %pe candidates

On 28/09/2025 17:16, Markus Elfring wrote:
>>>>>> +virtual context
>>>>>> +virtual org
>>>>>> +virtual report
>>>>>
>>>>> The restriction on the support for three operation modes will need further development considerations.
>>>>
>>>> I don't understand what you mean?
>>>
>>> The development status might be unclear for the handling of a varying number of operation modes
>>> by coccicheck rules, isn't it?
>>
>> I'm sorry, I still don't understand what you mean (the problem is likely
>> on my side).
> 
> The development status is evolving somehow.
> 
> 
>> Do you want me to change anything?
> 
> You would like to achieve further software refinements.
> Did you notice remaining open issues from public information sources?
> 
> 
>>>>>> +p << r.p;
>>>>>> +@@
>>>>>> +coccilib.org.print_todo(p[0], "WARNING: Consider using %pe to print PTR_ERR()")
>>>>>
>>>>> I suggest to reconsider the implementation detail once more
>>>>> if the SmPL asterisk functionality fits really to the operation modes “org” and “report”.
>>>>>
>>>>> The operation mode “context” can usually work also without an extra position variable,
>>>>> can't it?
>>>>
>>>> Can you please explain?
>>>
>>> Are you aware of data format requirements here?
>>
>> Apparently not, I'll be glad to learn.
> 
> Each “operation mode” is connected with a known data format.
> The corresponding software documentation is probably still improvable.
> Can you determine data format distinctions from published coccicheck scripts
> (and related development discussions)?
> 
> Regards,
> Markus

I'm not really sure if I'm speaking to a real person or some kind of
weird AI, so I'm going to respectfully ignore these comments..