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Date:   Sun, 28 Feb 2021 09:59:25 +0800
From:   kernel test robot <lkp@...el.com>
To:     Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh@...nel.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: rmem.c:undefined reference to `memremap'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   5695e51619745d4fe3ec2506a2f0cd982c5e27a4
commit: 5a3fa75a4d9cb6bcfc9081ef224a4cdcd4b3eafe nvmem: Add driver to expose reserved memory as nvmem
date:   3 weeks ago
config: s390-randconfig-r013-20210228 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 83bc7815c4235786111aa2abf7193292e4a602f5)
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 s390 cross compiling tool for clang build
        # apt-get install binutils-s390x-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5a3fa75a4d9cb6bcfc9081ef224a4cdcd4b3eafe
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 5a3fa75a4d9cb6bcfc9081ef224a4cdcd4b3eafe
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390 

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 >>):

   s390x-linux-gnu-ld: kernel/dma/coherent.o: in function `dma_declare_coherent_memory':
   coherent.c:(.text+0x7c): undefined reference to `memunmap'
   s390x-linux-gnu-ld: kernel/dma/coherent.o: in function `dma_init_coherent_memory':
   coherent.c:(.text+0xf4): undefined reference to `memremap'
   s390x-linux-gnu-ld: coherent.c:(.text+0x1e0): undefined reference to `memunmap'
   s390x-linux-gnu-ld: drivers/dma/dw/platform.o: in function `dw_probe':
   platform.c:(.text+0x92): undefined reference to `devm_platform_ioremap_resource'
   s390x-linux-gnu-ld: drivers/dma/fsl-edma.o: in function `fsl_edma_probe':
   fsl-edma.c:(.text+0xd4): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: fsl-edma.c:(.text+0x20a): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: drivers/dma/idma64.o: in function `idma64_platform_probe':
   idma64.c:(.text+0x76): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: drivers/dma/sf-pdma/sf-pdma.o: in function `sf_pdma_probe':
   sf-pdma.c:(.text+0x5a): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: drivers/dma/qcom/hidma_mgmt.o: in function `hidma_mgmt_probe':
   hidma_mgmt.c:(.text+0x2f8): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: drivers/dma/qcom/hidma_mgmt.o: in function `hidma_mgmt_of_populate_channels':
   hidma_mgmt.c:(.init.text+0x152): undefined reference to `of_address_to_resource'
   s390x-linux-gnu-ld: hidma_mgmt.c:(.init.text+0x16a): undefined reference to `of_address_to_resource'
   s390x-linux-gnu-ld: drivers/dma/xilinx/xilinx_dpdma.o: in function `xilinx_dpdma_probe':
   xilinx_dpdma.c:(.text+0xbc): undefined reference to `devm_platform_ioremap_resource'
   s390x-linux-gnu-ld: drivers/net/can/grcan.o: in function `grcan_probe':
   grcan.c:(.text+0x84): undefined reference to `devm_platform_ioremap_resource'
   s390x-linux-gnu-ld: drivers/media/rc/ir-hix5hd2.o: in function `hix5hd2_ir_probe':
   ir-hix5hd2.c:(.text+0xd8): undefined reference to `devm_ioremap_resource'
   s390x-linux-gnu-ld: drivers/iio/adc/adi-axi-adc.o: in function `adi_axi_adc_probe':
   adi-axi-adc.c:(.text+0x3aa): undefined reference to `devm_platform_ioremap_resource'
   s390x-linux-gnu-ld: drivers/nvmem/rmem.o: in function `rmem_read':
>> rmem.c:(.text+0x142): undefined reference to `memremap'
>> s390x-linux-gnu-ld: rmem.c:(.text+0x19a): undefined reference to `memunmap'

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

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