linux-kernel - Re: [PATCH v4] docs: f2fs: wrap ASCII tables in literal blocks to fix LaTeX build

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Message-ID: <ca5ef73b-c394-4c63-b47d-40f2ff61ef42@gmail.com>
Date: Mon, 17 Nov 2025 11:39:52 +0900
From: Akira Yokosawa <akiyks@...il.com>
To: Masaharu Noguchi <nogunix@...il.com>
Cc: corbet@....net, linux-f2fs-devel@...ts.sourceforge.net,
 linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
 bagasdotme@...il.com, jaegeuk@...nel.org, chao@...nel.org
Subject: Re: [PATCH v4] docs: f2fs: wrap ASCII tables in literal blocks to fix
 LaTeX build

On Sun, 16 Nov 2025 19:26:44 +0900, Masaharu Noguchi wrote:
> Sphinx LaTeX builder fails on nested tables in f2fs.rst, producing:
> 
>   “Markup is unsupported in LaTeX: longtable does not support nesting a table.”
> 
> Wrap the affected ASCII tables in literal code blocks so Sphinx renders them
> verbatim. This avoids nested longtables and fixes the LaTeX build on Sphinx 8.2.x.
> 
> Changes in v4:
>  - Rebased on 62242ac51061
>  - Cleaned up Changelog placement (move version history above '---')

This is not what I asked by saying:

    These background and change history should go out of the Changelog area.

Changelog ends at '---'. See:

    https://www.kernel.org/doc/html/latest/process/submitting-patches.html#commentary

>  - Verified `make htmldocs` and `make pdfdocs` build fine
> 
> Changes in v3:
>  - Replace TABs inside ASCII tables with spaces
> 
> Changes in v2:
>  - Wrap nested ASCII tables in literal blocks and fix missing blank lines
> 
> Acked-by: Bagas Sanjaya <bagasdotme@...il.com>
> Reviewed-by: Akira Yokosawa <akiyks@...il.com>
> Signed-off-by: Masaharu Noguchi <nogunix@...il.com>
> 
> Link: https://www.spinics.net/lists/kernel/msg5921848.html
> Link: https://www.spinics.net/lists/kernel/msg5918264.html
> Link: https://www.spinics.net/lists/kernel/msg5875662.html
> ---
>  Documentation/filesystems/f2fs.rst | 131 +++++++++++++++--------------
>  1 file changed, 69 insertions(+), 62 deletions(-)

./scripts/checkpatch.pl emits the following:

------------------------------------------------------------------------
WARNING: Prefer a maximum 75 chars per line (possible unwrapped commit description?)
#26: 
  “Markup is unsupported in LaTeX: longtable does not support nesting a table.”

ERROR: Please use git commit description style 'commit <12+ chars of sha1> ("<title line>")' - ie: 'commit 62242ac51061 ("Documentation: f2fs: Reword title")'
#32: 
 - Rebased on 62242ac51061

WARNING: Use lore.kernel.org archive links when possible - see https://lore.kernel.org/lists.html
#46: 
Link: https://www.spinics.net/lists/kernel/msg5921848.html

WARNING: Use lore.kernel.org archive links when possible - see https://lore.kernel.org/lists.html
#47: 
Link: https://www.spinics.net/lists/kernel/msg5918264.html

WARNING: Use lore.kernel.org archive links when possible - see https://lore.kernel.org/lists.html
#48: 
Link: https://www.spinics.net/lists/kernel/msg5875662.html
------------------------------------------------------------------------

Also, please apply your patch on your own before submitting it and
see the Changelog looks good to you.

Thanks, Akira