linux-kernel - Re: [PATCH v6 07/13] iio: test: add basic tests for the iio-rescale driver

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Date:   Sat, 24 Jul 2021 16:40:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Liam Beguin <liambeguin@...il.com>, peda@...ntia.se,
        jic23@...nel.org, lars@...afoo.de, pmeerw@...erw.net
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, robh+dt@...nel.org
Subject: Re: [PATCH v6 07/13] iio: test: add basic tests for the iio-rescale
 driver

Hi Liam,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on 6cbb3aa0f9d5d23221df787cf36f74d3866fdb78]

url:    https://github.com/0day-ci/linux/commits/Liam-Beguin/iio-afe-add-temperature-rescaling-support/20210721-111032
base:   6cbb3aa0f9d5d23221df787cf36f74d3866fdb78
config: arm64-randconfig-r022-20210720 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project c781eb153bfbd1b52b03efe34f56bbeccbb8aba6)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://github.com/0day-ci/linux/commit/6ce4f151647d60473a4d71ed1d3036706632a020
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Liam-Beguin/iio-afe-add-temperature-rescaling-support/20210721-111032
        git checkout 6ce4f151647d60473a4d71ed1d3036706632a020
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash

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 >>):

>> ld.lld: error: duplicate symbol: rescale_process_scale
   >>> defined at iio-rescale.c
   >>> iio/afe/iio-rescale.o:(rescale_process_scale) in archive drivers/built-in.a
   >>> defined at iio-rescale.c
   >>> iio/afe/iio-rescale.o:(.text+0x0) in archive drivers/built-in.a
--
>> ld.lld: error: duplicate symbol: rescale_process_offset
   >>> defined at iio-rescale.c
   >>> iio/afe/iio-rescale.o:(rescale_process_offset) in archive drivers/built-in.a
   >>> defined at iio-rescale.c
   >>> iio/afe/iio-rescale.o:(.text+0x180) in archive drivers/built-in.a

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

Download attachment ".config.gz" of type "application/gzip" (45517 bytes)