linux-kernel - Re: [PATCH v4 3/3] configfs: Add unit tests

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Date:   Tue, 10 Aug 2021 20:13:31 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Brendan Higgins <brendanhiggins@...gle.com>,
        Christoph Hellwig <hch@....de>
Cc:     Joel Becker <jlbec@...lplan.org>, linux-kernel@...r.kernel.org,
        Bodo Stroesser <bostroesser@...il.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Yanko Kaneti <yaneti@...lera.com>
Subject: Re: [PATCH v4 3/3] configfs: Add unit tests

On 8/10/21 3:00 PM, Brendan Higgins wrote:
> On Mon, Aug 9, 2021 at 7:59 AM Christoph Hellwig <hch@....de> wrote:
>>
>>> text and binary attribute support. This is how I run these tests:
>>>
>>> set -e
>>> if [ -e .config ]; then
>>>     make ARCH=um mrproper
>>> fi
>>> if [ ! -e .kunit/.kunitconfig ]; then
>>>     cat <<EOF >.kunit/.kunitconfig
>>> CONFIG_CONFIGFS_FS=y
>>> CONFIG_CONFIGFS_KUNIT_TEST=y
>>> CONFIG_KUNIT=y
>>> CONFIG_PROVE_LOCKING=y
>>> CONFIG_SYSFS=y
>>> CONFIG_UBSAN=y
>>> EOF
>>>     cp .kunit/.kunitconfig .kunit/.config
>>> fi
>>> ./tools/testing/kunit/kunit.py run
>>
>> This is very useful documentation, but shouldn't it go into a README.kunit
>> or similar instead of a commit message?
> 
> You could also put this in a .kunitconfig specific to your subsystem
> like we did for ext4:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/fs/ext4/.kunitconfig
> 
> You can then build using this .kunitconfig with something like:
> 
> ./tools/testing/kunit/kunit.py run --kunitconfig=fs/ext4/.kunitconfig

Will look into this. Thanks for the feedback!

Bart.