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From: Shuah Khan <skhan@linuxfoundation.org>
To: Kees Cook <keescook@chromium.org>
Cc: corbet@lwn.net, gregkh@linuxfoundation.org, shuah@kernel.org,
	rafael@kernel.org, johannes@sipsolutions.net, lenb@kernel.org,
	james.morse@arm.com, tony.luck@intel.com, bp@alien8.de,
	arve@android.com, tkjos@android.com, maco@android.com,
	joel@joelfernandes.org, christian@brauner.io, hridya@google.com,
	surenb@google.com, minyard@acm.org, arnd@arndb.de,
	mchehab@kernel.org, rric@kernel.org, linux-doc@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-acpi@vger.kernel.org, devel@driverdev.osuosl.org,
	openipmi-developer@lists.sourceforge.net,
	linux-edac@vger.kernel.org,
	Shuah Khan <skhan@linuxfoundation.org>
Subject: Re: [PATCH 00/11] Introduce Simple atomic and non-atomic counters
Date: Tue, 6 Oct 2020 09:21:01 -0600	[thread overview]
Message-ID: <700f0ed4-fe09-7610-b460-89b5ad08452c@linuxfoundation.org> (raw)
In-Reply-To: <202009281612.EDC1C0078@keescook>

On 9/28/20 5:13 PM, Kees Cook wrote:
> On Mon, Sep 28, 2020 at 04:41:47PM -0600, Shuah Khan wrote:
>> On 9/26/20 10:29 AM, Kees Cook wrote:
>>> On Fri, Sep 25, 2020 at 05:47:14PM -0600, Shuah Khan wrote:
>>>>      7. Verified that the test module compiles in kunit env. and test
>>>>         module can be loaded to run the test.
>>>
>>> I meant write it using KUnit interfaces (e.g. KUNIT_EXPECT*(),
>>> kunit_test_suite(), etc):
>>> https://www.kernel.org/doc/html/latest/dev-tools/kunit/
>>>
>>> Though I see the docs are still not updated[1] to reflect the Kconfig
>>> (CONFIG_foo_KUNIT_TEST) and file naming conventions (foo_kunit.c).
>>>
>>
>> I would like to be able to run this test outside Kunit env., hence the
>> choice to go with a module and kselftest script. It makes it easier to
>> test as part of my workflow as opposed to doing a kunit and build and
>> running it that way.
> 
> It does -- you just load it normally like before and it prints out
> everything just fine. This is how I use the lib/test_user_copy.c and
> lib/test_overflow.c before/after their conversions.
> 

I am not seeing any kunit links to either of these tests. I find the
lib/test_overflow.c very hard to read.

I am going to stick with what I have for now and handle conversion
later.

I think it might be a good idea to add tests for atomic_t and refcount_t
APIS as well at some point.

thanks,
-- Shuah

WARNING: multiple messages have this Message-ID (diff)
From: Shuah Khan <skhan@linuxfoundation.org>
To: Kees Cook <keescook@chromium.org>
Cc: rafael@kernel.org, linux-kselftest@vger.kernel.org,
	joel@joelfernandes.org, rric@kernel.org, shuah@kernel.org,
	devel@driverdev.osuosl.org, minyard@acm.org, corbet@lwn.net,
	surenb@google.com, linux-doc@vger.kernel.org,
	linux-acpi@vger.kernel.org, lenb@kernel.org, tkjos@android.com,
	arnd@arndb.de, bp@alien8.de,
	Shuah Khan <skhan@linuxfoundation.org>,
	openipmi-developer@lists.sourceforge.net, mchehab@kernel.org,
	maco@android.com, christian@brauner.io,
	linux-edac@vger.kernel.org, tony.luck@intel.com,
	gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org,
	arve@android.com, james.morse@arm.com, hridya@google.com,
	johannes@sipsolutions.net
Subject: Re: [PATCH 00/11] Introduce Simple atomic and non-atomic counters
Date: Tue, 6 Oct 2020 09:21:01 -0600	[thread overview]
Message-ID: <700f0ed4-fe09-7610-b460-89b5ad08452c@linuxfoundation.org> (raw)
In-Reply-To: <202009281612.EDC1C0078@keescook>

On 9/28/20 5:13 PM, Kees Cook wrote:
> On Mon, Sep 28, 2020 at 04:41:47PM -0600, Shuah Khan wrote:
>> On 9/26/20 10:29 AM, Kees Cook wrote:
>>> On Fri, Sep 25, 2020 at 05:47:14PM -0600, Shuah Khan wrote:
>>>>      7. Verified that the test module compiles in kunit env. and test
>>>>         module can be loaded to run the test.
>>>
>>> I meant write it using KUnit interfaces (e.g. KUNIT_EXPECT*(),
>>> kunit_test_suite(), etc):
>>> https://www.kernel.org/doc/html/latest/dev-tools/kunit/
>>>
>>> Though I see the docs are still not updated[1] to reflect the Kconfig
>>> (CONFIG_foo_KUNIT_TEST) and file naming conventions (foo_kunit.c).
>>>
>>
>> I would like to be able to run this test outside Kunit env., hence the
>> choice to go with a module and kselftest script. It makes it easier to
>> test as part of my workflow as opposed to doing a kunit and build and
>> running it that way.
> 
> It does -- you just load it normally like before and it prints out
> everything just fine. This is how I use the lib/test_user_copy.c and
> lib/test_overflow.c before/after their conversions.
> 

I am not seeing any kunit links to either of these tests. I find the
lib/test_overflow.c very hard to read.

I am going to stick with what I have for now and handle conversion
later.

I think it might be a good idea to add tests for atomic_t and refcount_t
APIS as well at some point.

thanks,
-- Shuah
_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

  reply	other threads:[~2020-10-06 15:21 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-25 23:47 [PATCH 00/11] Introduce Simple atomic and non-atomic counters Shuah Khan
2020-09-25 23:47 ` Shuah Khan
2020-09-25 23:47 ` [PATCH 01/11] counters: Introduce counter_simple* and counter_atomic* counters Shuah Khan
2020-09-25 23:47 ` [PATCH 02/11] selftests:lib:test_counters: add new test for counters Shuah Khan
2020-09-25 23:47 ` [PATCH 03/11] drivers/base: convert deferred_trigger_count and probe_count to counter_atomic32 Shuah Khan
2020-09-25 23:47 ` [PATCH 04/11] drivers/base/devcoredump: convert devcd_count " Shuah Khan
2020-09-25 23:47 ` [PATCH 05/11] drivers/acpi: convert seqno counter_atomic32 Shuah Khan
2020-09-25 23:47 ` [PATCH 06/11] drivers/acpi/apei: " Shuah Khan
2020-09-25 23:47 ` [PATCH 07/11] drivers/android/binder: convert stats, transaction_log to counter_atomic32 Shuah Khan
2020-09-25 23:47   ` Shuah Khan
2020-09-27 23:39   ` Joel Fernandes
2020-09-27 23:39     ` Joel Fernandes
2020-09-25 23:47 ` [PATCH 08/11] drivers/base/test/test_async_driver_probe: convert to use counter_atomic32 Shuah Khan
2020-09-25 23:47 ` [PATCH 09/11] drivers/char/ipmi: convert stats " Shuah Khan
2020-09-26  0:15   ` Corey Minyard
2020-09-26  2:05     ` Shuah Khan
2020-09-25 23:47 ` [PATCH 10/11] drivers/misc/vmw_vmci: convert num guest devices counter to counter_atomic32 Shuah Khan
2020-09-25 23:47 ` [PATCH 11/11] drivers/edac: convert pci counters " Shuah Khan
2020-09-28 12:05   ` Borislav Petkov
2020-09-25 23:52 ` [PATCH 00/11] Introduce Simple atomic and non-atomic counters Kees Cook
2020-09-25 23:52   ` Kees Cook
2020-09-26  0:13   ` Shuah Khan
2020-09-26  0:13     ` Shuah Khan
2020-09-26 16:33     ` Kees Cook
2020-09-26 16:33       ` Kees Cook
2020-09-28 22:52       ` Shuah Khan
2020-09-28 22:52         ` Shuah Khan
2020-09-26 16:22 ` Kees Cook
2020-09-26 16:22   ` Kees Cook
2020-09-28 22:42   ` Shuah Khan
2020-09-28 22:42     ` Shuah Khan
2020-09-26 16:29 ` Kees Cook
2020-09-26 16:29   ` Kees Cook
2020-09-28 22:41   ` Shuah Khan
2020-09-28 22:41     ` Shuah Khan
2020-09-28 23:13     ` Kees Cook
2020-09-28 23:13       ` Kees Cook
2020-10-06 15:21       ` Shuah Khan [this message]
2020-10-06 15:21         ` Shuah Khan
2020-09-27 23:35 ` Joel Fernandes
2020-09-27 23:35   ` Joel Fernandes
2020-09-28 20:34   ` Kees Cook
2020-09-28 20:34     ` Kees Cook
2020-09-28 21:17     ` Joel Fernandes
2020-09-28 21:17       ` Joel Fernandes
2020-09-28 23:01       ` Shuah Khan
2020-09-28 23:01         ` Shuah Khan

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