linux-kernel - Re: [cocci] [RFC] Sharing data processing resources for selected SmPL scripts?

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Message-ID: <a00a59b-3079-d55c-eaf6-2db4c14f92a3@inria.fr>
Date: Fri, 5 Sep 2025 11:42:14 +0200 (CEST)
From: Julia Lawall <julia.lawall@...ia.fr>
To: Markus Elfring <Markus.Elfring@....de>
cc: cocci@...ia.fr, kernel-janitors@...r.kernel.org, 
    LKML <linux-kernel@...r.kernel.org>
Subject: Re: [cocci] [RFC] Sharing data processing resources for selected
 SmPL scripts?



On Fri, 5 Sep 2025, Markus Elfring wrote:

> Hello,
>
> I became curious if further developers would like to try the following script out
> for the semantic patch language.
>
>
> @display@
> identifier action;
> type t;
> @@
> *t * action(...)
>  {
>  ... when any

when any is not useful here.

>  }
>
>
> I interpret such a search approach in the way that it should extract some data
> from a lot of source code places.
> Thus I imagine that it results also in special software run time characteristics
> which matter especially for big codebases like Linux.

I guess it would be quite fast, because it will just find the deader of
each function.

julia

> How do you think about to clarify corresponding data collections
> and computation resources?
>
> Related source code analysis concerns can eventually be also clarified.
>
> * Handling of function declarations in header files
>
> * Relevance of some preprocessor directives
>
>
> Regards,
> Markus
>