linux-kernel - Re: [PATCH v9 07/10] lib: add basic KUnit test for lib/math

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Message-ID: <ZlTu_9orsuosNiGk@smile.fi.intel.com>
Date: Mon, 27 May 2024 23:37:19 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Devarsh Thakkar <devarsht@...com>
Cc: mchehab@...nel.org, hverkuil-cisco@...all.nl,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
	benjamin.gaignard@...labora.com, sebastian.fricke@...labora.com,
	akpm@...ux-foundation.org, gregkh@...uxfoundation.org,
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	andrzej.p@...labora.com, nicolas@...fresne.ca, davidgow@...gle.com,
	dlatypov@...gle.com
Subject: Re: [PATCH v9 07/10] lib: add basic KUnit test for lib/math

On Sun, May 26, 2024 at 11:39:33PM +0530, Devarsh Thakkar wrote:
> From: Daniel Latypov <dlatypov@...gle.com>
> 
> Add basic test coverage for files that don't require any config options:
> * part of math.h (what seem to be the most commonly used macros)
> * gcd.c
> * lcm.c
> * int_sqrt.c
> * reciprocal_div.c
> (Ignored int_pow.c since it's a simple textbook algorithm.)
> 
> These tests aren't particularly interesting, but they
> * provide short and simple examples of parameterized tests
> * provide a place to add tests for any new files in this dir
> * are written so adding new test cases to cover edge cases should be
>   easy
>   * looking at code coverage, we hit all the branches in the .c files

..

> +#include <kunit/test.h>
> +#include <linux/gcd.h>
> +#include <linux/lcm.h>

+ math.h (where abs()/DIV_ROUND_*()/etc come from?)
I believe I mentioned that.

> +#include <linux/reciprocal_div.h>

..

> +MODULE_LICENSE("GPL");

modpost validator won't be happy about this, i.e. missing MODULE_DESCRIPTION().

-- 
With Best Regards,
Andy Shevchenko