linux-kernel - Re: [PATCH 2/3] bitmap: Rename module

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Message-ID: <4ed00550-dfc9-4a7b-803a-0a1f5c117d2d@collabora.com>
Date: Tue, 30 Jul 2024 12:51:46 +0500
From: Muhammad Usama Anjum <usama.anjum@...labora.com>
To: Randy Dunlap <rdunlap@...radead.org>, Yury Norov <yury.norov@...il.com>
Cc: Muhammad Usama Anjum <usama.anjum@...labora.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Rasmus Villemoes <linux@...musvillemoes.dk>, Shuah Khan <shuah@...nel.org>,
 linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
 kees@...nel.org, David Gow <davidgow@...gle.com>,
 John Hubbard <jhubbard@...dia.com>, kernel@...labora.com
Subject: Re: [PATCH 2/3] bitmap: Rename module

On 7/29/24 7:09 PM, Randy Dunlap wrote:
> 
> 
> On 7/29/24 1:07 AM, Muhammad Usama Anjum wrote:
>> On 7/27/24 10:35 PM, Yury Norov wrote:
>>> On Fri, Jul 26, 2024 at 04:06:57PM +0500, Muhammad Usama Anjum wrote:
>>>> Rename module to bitmap_kunit and rename the configuration option
>>>> compliant with kunit framework.
>>>
>>> ... , so those enabling bitmaps testing in their configs by setting
>>> "CONFIG_TEST_BITMAP=y" will suddenly get it broken, and will likely
>>> not realize it until something nasty will happen.
>> CONFIG_TEST_BITMAP was being enabled by the kselftest suite lib. The bitmap
>> test and its config option would disappear. The same test can be run by
>> just enabling KUNIT default config option:
>>
>> KUNIT_ALL_TESTS=y enables this bitmap config by default.
>>
>>>
>>> Sorry, NAK for config rename.
>>>  
> 
> I agree with Yury. Using KUNIT takes away test coverage for people who
> are willing to run selftests but not use KUNIT.
How is a kselftest useful when it doesn't even check results of the tests
and report failures when they happen?

-- 
BR,
Muhammad Usama Anjum