linux-kernel - Re: [PATCH 1/2] selftests: fix the broken individual test for x86

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Date:   Tue, 28 Mar 2017 19:33:40 +0800
From:   Bamvor Zhang Jian <bamvor.zhangjian@...aro.org>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Andy Lutomirski <luto@...capital.net>,
        Shuah Khan <shuahkh@....samsung.com>,
        linux-api <linux-api@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Kevin Hilman <khilman@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        "Zhang Jian(Bamvor)" <bamvor.zhangjian@...wei.com>
Subject: Re: [PATCH 1/2] selftests: fix the broken individual test for x86

Hi, Michael

On 28 March 2017 at 08:22, Michael Ellerman <mpe@...erman.id.au> wrote:
> Bamvor Jian Zhang <bamvor.zhangjian@...aro.org> writes:
>
>> Andy Lutomirski report that build individual testcase in x86 is broken:
>>
>> $ make -C tools/testing/selftests/x86 ldt_gdt_32
>> make: Entering directory '/home/luto/apps/linux/tools/testing/selftests/x86'
>> Makefile:44: warning: overriding recipe for target 'clean'
>> ../lib.mk:55: warning: ignoring old recipe for target 'clean'
>> make: *** No rule to make target 'ldt_gdt_32'.  Stop.
>> make: Leaving directory '/home/luto/apps/linux/tools/testing/selftests/x86'
>>
>> This patch fix this issue by adding default OUTPUT and convert
>> target in Makefile of x86.
>>
>> And also mention this use case in Documentation/kselftests.txt
>>
>> Reported-by: Andy Lutomirski <luto@...capital.net>
>> Signed-off-by: Bamvor Jian Zhang <bamvor.zhangjian@...aro.org>
>> ---
>>  Documentation/kselftest.txt          |  6 ++++++
>>  tools/testing/selftests/x86/Makefile | 23 ++++++++++++++---------
>>  2 files changed, 20 insertions(+), 9 deletions(-)
>
> I don't think this is a good fix, it only fixes this one Makefile, and
> it's quite verbose. But if it really bothers Andy then it would be OK as
> a stop-gap for 4.11.
Thanks for review.
Do you mean check this issue in other directory? I plan to do it.
Currently, the x86/Makefile do not use the TEST_GEN_XXX, so
if we found a better fix, we could convert x86/Makefile later.

Regards

Bamvor
>
> cheers
> --
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