netdev - Re: [net-next, v4, 10/11] selftests/net: timestamping: support binding PHC

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Date:   Sat, 26 Jun 2021 08:26:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Yangbo Lu <yangbo.lu@....com>, netdev@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, Yangbo Lu <yangbo.lu@....com>,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        mptcp@...ts.linux.dev, Richard Cochran <richardcochran@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Mat Martineau <mathew.j.martineau@...ux.intel.com>,
        Matthieu Baerts <matthieu.baerts@...sares.net>
Subject: Re: [net-next, v4, 10/11] selftests/net: timestamping: support
 binding PHC

Hi Yangbo,

I love your patch! Yet something to improve:

[auto build test ERROR on 19938bafa7ae8fc0a4a2c1c1430abb1a04668da1]

url:    https://github.com/0day-ci/linux/commits/Yangbo-Lu/ptp-support-virtual-clocks-and-timestamping/20210625-172554
base:   19938bafa7ae8fc0a4a2c1c1430abb1a04668da1
config: x86_64-rhel-8.3-kselftests (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        # https://github.com/0day-ci/linux/commit/57d8340e44c72b7f0a11cfbcd6f9f4ce81b40c18
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Yangbo-Lu/ptp-support-virtual-clocks-and-timestamping/20210625-172554
        git checkout 57d8340e44c72b7f0a11cfbcd6f9f4ce81b40c18
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> timestamping.c:48:8: error: redefinition of 'struct so_timestamping'
      48 | struct so_timestamping {
         |        ^~~~~~~~~~~~~~~
   In file included from timestamping.c:33:
   usr/include/linux/net_tstamp.h:57:8: note: originally defined here
      57 | struct so_timestamping {
         |        ^~~~~~~~~~~~~~~

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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