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

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Date: Tue, 28 May 2024 16:51:46 +0530
From: Devarsh Thakkar <devarsht@...com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.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>,
        <adobriyan@...il.com>, <jani.nikula@...el.com>,
        <p.zabel@...gutronix.de>, <airlied@...il.com>, <daniel@...ll.ch>,
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        <nicolas@...fresne.ca>, <davidgow@...gle.com>, <dlatypov@...gle.com>
Subject: Re: [PATCH v9 07/10] lib: add basic KUnit test for lib/math

Hi Andy,

Thanks for the review.

On 28/05/24 02:07, Andy Shevchenko wrote:

[..]
>> +#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.
> 

I did compile and test this, so math.h was indirectly getting included via
some other header file already included but I would not rely on that and
include math.h separately as you suggested.

>> +#include <linux/reciprocal_div.h>
> 
> ...
> 
>> +MODULE_LICENSE("GPL");
> 
> modpost validator won't be happy about this, i.e. missing MODULE_DESCRIPTION().
> 

Indeed, it gives below logs, let me add that too.
WARNING: modpost: missing MODULE_DESCRIPTION() in lib/math/math_kunit.o


Regards
Devarsh