linux-kernel - Re: PROBLEM: error due to conflicting types during build of kselftests

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Date:   Sat, 28 Apr 2018 14:54:19 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Jeffrin Thalakkottoor <jeffrin@...agiritech.edu.in>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        linux-kselftest@...r.kernel.org
Subject: Re: PROBLEM: error due to conflicting types during build of
 kselftests

On 04/28/2018 02:42 PM, Jeffrin Thalakkottoor wrote:
> anyway my current is gcc (Debian 7.3.0-16) 7.3.0
> 
> may be you can try ... make -C tools/testing/selftests 2> error.txt

I have a much older gcc, so newer must be better.  :)


> On Sat, Apr 28, 2018 at 5:08 AM, Randy Dunlap <rdunlap@...radead.org> wrote:
>> On 04/20/2018 11:03 AM, Jeffrin Thalakkottoor wrote:
>>> hello,
>>>
>>> the following is the error found...
>>> -----------------------------------------------------------------------------------
>>> protection_keys.c:421:5: error: conflicting types for ‘pkey_set’
>>>  int pkey_set(int pkey, unsigned long rights, unsigned long flags)
>>>      ^~~~~~~~
>>> ------------------------------------------------------------------------------------
>>>
>>> to reproduce this error...
>>> make -C tools/testing/selftests
>>
>> Hi,
>>
>> I can't reproduce this problem.  What is your gcc --version?
>>
>> Thanks.
>>
>>> Details about software:
>>>
>>> Linux debian 4.17.0-rc1+ #1 SMP Thu Apr 19 18:59:45 IST 2018 x86_64 GNU/Linux
>>>
>>> GNU Make             4.2.1
>>> Binutils             2.30
>>> Util-linux           2.31.1
>>> Mount                2.31.1
>>> Linux C Library      2.27
>>> Dynamic linker (ldd) 2.27
>>> readlink: missing operand
>>> Try 'readlink --help' for more information.
>>> Procps               3.3.14
>>> Kbd                  2.0.4
>>> Console-tools        2.0.4
>>> Sh-utils             8.28
>>> Udev                 238


-- 
~Randy