linux-kernel - Re: [PATCH v2] kbuild: kselftest - new make target to build and run kernel selftests

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Message-id: <53E3A599.6090008@samsung.com>
Date:	Thu, 07 Aug 2014 10:13:13 -0600
From:	Shuah Khan <shuah.kh@...sung.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	mmarek@...e.cz, gregkh@...uxfoundation.org,
	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
	Shuah Khan <shuah.kh@...sung.com>
Subject: Re: [PATCH v2] kbuild: kselftest - new make target to build and run
 kernel selftests

On 08/07/2014 09:57 AM, Sam Ravnborg wrote:
> On Thu, Aug 07, 2014 at 08:03:12AM -0600, Shuah Khan wrote:
>> Add a new make target "kselftest" to enable kernel testing. This
>> new target builds and runs kernel selftests. Running as root is
>> recommended for a complete test run as some tests don't run when
>> run by non-root user.
>
> kselftest will run the test - but will not build the kerenl.
> That is does not build the kernel is IMO a good thing -
> as one may re-run the test while doing work on the kernel, and triggering
> a rebuild to re-run the test is not nice.

Good. That is the reason why I made the change to not run make all.
Result of an aha moment when I was working on the v2 :)

>
> The changelog + help text needs to be updated to reflect that the kernel is not
> built when you use "make kselftest".

I will update the changelog and re-send the patch.

>
> On top of this - can you please tell what plans exists to extend this.
> When we discussed "devtest" it was said that it would not be a wrapper
> for selftests run_tests only, but more was planned to be added.
>

I posted agenda item to ksummit-discuss this morning outlining the
progress made in 3.17 and what's planned for 3.18 and beyond. I think
the post is waiting for moderator approval.

-- Shuah

-- 
Shuah Khan
Senior Linux Kernel Developer - Open Source Group
Samsung Research America(Silicon Valley)
shuah.kh@...sung.com | (970) 672-0658
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