Re: [PATCH 1/9] docs: kdoc: Make body_with_blank_line parsing more flexible

From: Mauro Carvalho Chehab
Date: Sun Jun 22 2025 - 07:46:30 EST


Em Sat, 21 Jun 2025 14:35:04 -0600
Jonathan Corbet <corbet@xxxxxxx> escreveu:

> The regex in the BODY_WITH_BLANK_LINE case was looking for lines starting
> with " * ", where exactly one space was allowed before the following text.
> There are many kerneldoc comments where the authors have put multiple
> spaces instead, leading to mis-formatting of the documentation.
> Specifically, in this case, the description portion is associated with the
> last of the parameters.
>
> Allow multiple spaces in this context.
>
> See, for example, synchronize_hardirq() and how its documentation is
> formatted before and after the change.
>
> Signed-off-by: Jonathan Corbet <corbet@xxxxxxx>
> ---
> scripts/lib/kdoc/kdoc_parser.py | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/lib/kdoc/kdoc_parser.py b/scripts/lib/kdoc/kdoc_parser.py
> index 42b2e0936b72..c46e1b6a7d4b 100644
> --- a/scripts/lib/kdoc/kdoc_parser.py
> +++ b/scripts/lib/kdoc/kdoc_parser.py
> @@ -1309,7 +1309,7 @@ class KernelDoc:
> """
>
> if self.state == state.BODY_WITH_BLANK_LINE:
> - r = KernRe(r"\s*\*\s?\S")
> + r = KernRe(r"\s*\*\s*\S")
> if r.match(line):
> self.dump_section()
> self.entry.section = SECTION_DEFAULT

I was a little bit afraid that this might be causing regressions,
but after checking the output, it looks ok.

So:

Acked-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Tested-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>


Thanks,
Mauro