Re: [PATCH 3/4] agents: add coding style documentation and rules

Kees Cook
2025-07-28T05:21:41Z

On Mon, Jul 28, 2025 at 01:10:25AM -0400, Sasha Levin wrote:
> On Sun, Jul 27, 2025 at 07:40:36PM -0700, Kees Cook wrote:
> > On Sun, Jul 27, 2025 at 03:58:01PM -0400, Sasha Levin wrote:
> > > +**80 character line limit**
> > > + The preferred limit on the length of a single line is 80 columns.
>
> Hrm, it is?
>
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst#n104
> claims:
>
> The preferred limit on the length of a single line is 80 columns.
>
> Statements longer than 80 columns should be broken into sensible chunks,
> unless exceeding 80 columns significantly increases readability and does
> not hide information.

That's true, it's not called out well enough. 80 is "preferred
limit" but not the hard limit, which is 100. See commit bdc48fa11e46
("checkpatch/coding-style: deprecate 80-column warning")

-Kees

--
Kees Cook