linux-kernel - Re: [PATCH 2/2] debugobject: add unit test for static debug object

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Date:   Thu, 23 Mar 2023 16:44:21 +0800
From:   Schspa Shi <schspa@...il.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     longman@...hat.com, swboyd@...omium.org, linux@...ck-us.net,
        wuchi.zero@...il.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] debugobject: add unit test for static debug object


Thomas Gleixner <tglx@...utronix.de> writes:

> On Thu, Mar 23 2023 at 11:16, Schspa Shi wrote:
>> Schspa Shi <schspa@...il.com> writes:
>>>  MAINTAINERS                    |   5 ++
>>>  lib/Kconfig.debug              |  14 ++++
>>>  lib/Makefile                   |   2 +
>>>  lib/test_static_debug_object.c | 125 +++++++++++++++++++++++++++++++++
>>>  4 files changed, 146 insertions(+)
>>>  create mode 100644 lib/test_static_debug_object.c
>>
>> What do you think about this test case? Should we need it ? There are
>> some platform compatibility issues here that need a little optimization.
>
> What does it buy over the existing self test. Nothing AFACIT aside of
> extra code.
>

It checks the race of the is_static_object() call in the previous
BUG. This test can used to make sure the new fix patch works. The
existing self test have no ability to check this.

> Thanks,
>
>         tglx


-- 
BRs
Schspa Shi