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Subject: Re: [PATCH v8 kunit-next 1/4] kunit: add debugfs
 /sys/kernel/debug/kunit/<suite>/results display
To:     Alan Maguire <alan.maguire@oracle.com>, brendanhiggins@google.com,
        frowand.list@gmail.com, gregkh@linuxfoundation.org,
        linux-kselftest@vger.kernel.org
Cc:     corbet@lwn.net, linux-kernel@vger.kernel.org,
        kunit-dev@googlegroups.com, linux-doc@vger.kernel.org,
        shuah <shuah@kernel.org>
References: <1585232710-322-1-git-send-email-alan.maguire@oracle.com>
 <1585232710-322-2-git-send-email-alan.maguire@oracle.com>
From:   shuah <shuah@kernel.org>
Message-ID: <0d310181-a172-dec9-19aa-337ece9d7380@kernel.org>
Date:   Wed, 1 Apr 2020 11:47:05 -0600
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Hi Alan,

On 3/26/20 8:25 AM, Alan Maguire wrote:
> add debugfs support for displaying kunit test suite results; this is
> especially useful for module-loaded tests to allow disentangling of
> test result display from other dmesg events.  debugfs support is
> provided if CONFIG_KUNIT_DEBUGFS=y.
> 
> As well as printk()ing messages, we append them to a per-test log.
> 
> Signed-off-by: Alan Maguire <alan.maguire@oracle.com>
> Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
> Reviewed-by: Frank Rowand <frank.rowand@sony.com>
> ---
>   include/kunit/test.h   |  54 +++++++++++++++---
>   lib/kunit/Kconfig      |   8 +++

Missing defaults for config options?

>   lib/kunit/Makefile     |   4 ++
>   lib/kunit/debugfs.c    | 116 ++++++++++++++++++++++++++++++++++++++
>   lib/kunit/debugfs.h    |  30 ++++++++++
>   lib/kunit/kunit-test.c |   4 +-
>   lib/kunit/test.c       | 147 ++++++++++++++++++++++++++++++++++++++-----------
>   7 files changed, 322 insertions(+), 41 deletions(-)
>   create mode 100644 lib/kunit/debugfs.c
>   create mode 100644 lib/kunit/debugfs.h
> 

snip

> diff --git a/lib/kunit/Kconfig b/lib/kunit/Kconfig
> index 065aa16..95d12e3 100644
> --- a/lib/kunit/Kconfig
> +++ b/lib/kunit/Kconfig
> @@ -14,6 +14,14 @@ menuconfig KUNIT
>   
>   if KUNIT
>   
> +config KUNIT_DEBUGFS
> +	bool "KUnit - Enable /sys/kernel/debug/kunit debugfs representation"
> +	help
> +	  Enable debugfs representation for kunit.  Currently this consists
> +	  of /sys/kernel/debug/kunit/<test_suite>/results files for each
> +	  test suite, which allow users to see results of the last test suite
> +	  run that occurred.
> +

Any reason why there is default for this option?

Same for all other options. I am sending pull request for now without
defaults. Would like to see this fixed for rc2.

thanks,
-- Shuah