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Subject: Re: [PATCH v3] PCI: Add pci_iounmap
To:     George Cherian <george.cherian@marvell.com>,
        <linux-kernel@vger.kernel.org>, <linux-arch@vger.kernel.org>,
        <linux-pci@vger.kernel.org>
CC:     <kbuild-all@lists.01.org>, <bhelgaas@google.com>, <arnd@arndb.de>,
        <mst@redhat.com>
References: <20200824132046.3114383-1-george.cherian@marvell.com>
 <202008250903.G0uQ5UZk%lkp@intel.com>
From:   Yang Yingliang <yangyingliang@huawei.com>
Message-ID: <13af6d70-7de4-e86f-5db0-f42159c5b4a5@huawei.com>
Date:   Tue, 1 Sep 2020 21:28:48 +0800
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On 2020/8/25 9:25, kernel test robot wrote:
> Hi George,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on pci/next]
> [also build test ERROR on linux/master linus/master asm-generic/master v5.9-rc2 next-20200824]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
>
> url:    https://github.com/0day-ci/linux/commits/George-Cherian/PCI-Add-pci_iounmap/20200824-212149
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
> config: powerpc-allyesconfig (attached as .config)
> compiler: powerpc64-linux-gcc (GCC) 9.3.0
> 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
>          # save the attached .config to linux build tree
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
>     powerpc64-linux-ld: lib/pci_iomap.o: in function `__crc_pci_iounmap':
>>> (.rodata+0x10): multiple definition of `__crc_pci_iounmap'; lib/iomap.o:(.rodata+0x68): first defined here
EXPORT_SYMBOL(pci_iounmap) in lib/iomap.c need be removed.
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org