> -----Original Message-----
> From: Intel-wired-lan <[email protected]> On Behalf
> Of Mauro Carvalho Chehab
> Sent: Thursday, January 29, 2026 9:08 AM
> To: Jonathan Corbet <[email protected]>; Linux Doc Mailing List <linux-
> [email protected]>
> Cc: Mauro Carvalho Chehab <[email protected]>;
> [email protected]; [email protected]; linux-
> [email protected]; [email protected];
> [email protected]; Mauro Carvalho Chehab <[email protected]>;
> Randy Dunlap <[email protected]>
> Subject: [Intel-wired-lan] [PATCH v3 04/30] docs: kdoc_parser: don't
> mangle with function defines
> 
> Mangling with #defines is not nice, as we may end removing the macro
> names, preventing several macros from being properly documented.
> 
> Also, on defines, we have something like:
> 
>       #define foo(a1, a2, a3, ...)                     \
>               /* some real implementation */
> 
> The prototype part (first line on this example) won't contain any
> macros, so no need to apply any regexes on it.
> 
> With that, move the apply_transforms() logic to ensure that it will be
> called only on functions.
> 
> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
> Acked-by: Randy Dunlap <[email protected]>
> Tested-by: Randy Dunlap <[email protected]>
> ---
>  tools/lib/python/kdoc/kdoc_parser.py | 12 +++++++-----
>  1 file changed, 7 insertions(+), 5 deletions(-)
> 
> diff --git a/tools/lib/python/kdoc/kdoc_parser.py
> b/tools/lib/python/kdoc/kdoc_parser.py
> index 0b68b140cd02..3ba2cda2487a 100644
> --- a/tools/lib/python/kdoc/kdoc_parser.py
> +++ b/tools/lib/python/kdoc/kdoc_parser.py
> @@ -163,7 +163,7 @@ struct_nested_prefixes = [  #  # Transforms for
> function prototypes  # -function_xforms  = [
> +function_xforms = [
>      (KernRe(r"^static +"), ""),
>      (KernRe(r"^extern +"), ""),
>      (KernRe(r"^asmlinkage +"), ""),
> @@ -1065,10 +1065,7 @@ class KernelDoc:
>          found = func_macro = False
>          return_type = ''
>          decl_type = 'function'
> -        #
> -        # Apply the initial transformations.
> -        #
> -        prototype = apply_transforms(function_xforms, prototype)
> +
>          #
>          # If we have a macro, remove the "#define" at the front.
>          #
> @@ -1087,6 +1084,11 @@ class KernelDoc:
>                  declaration_name = r.group(1)
>                  func_macro = True
>                  found = True
> +        else:
> +            #
> +            # Apply the initial transformations.
> +            #
> +            prototype = apply_transforms(function_xforms, prototype)
> 
>          # Yes, this truly is vile.  We are looking for:
>          # 1. Return type (may be nothing if we're looking at a macro)
> --
> 2.52.0

Reviewed-by: Aleksandr Loktionov <[email protected]>

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