[cxl:preview 41/49] port.c:undefined reference to `dev_attr_create_pmem_region'

[cxl:preview 41/49] port.c:undefined reference to `dev_attr_create_pmem_region'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git preview
head:   b2d4fd5c97b59f622e6c45ac51020cdcd66bb022
commit: 96ec07f789bf8a52f5c00d3310d9b7ec4c701738 [41/49] cxl/region: Allocate host physical address (HPA) capacity to new regions
config: arc-randconfig-r032-20220622 (https://download.01.org/0day-ci/archive/20220623/202206231726.IXI7Lpd5-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 11.3.0
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
        # https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git/commit/?id=96ec07f789bf8a52f5c00d3310d9b7ec4c701738
        git remote add cxl https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git
        git fetch --no-tags cxl preview
        git checkout 96ec07f789bf8a52f5c00d3310d9b7ec4c701738
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   arc-elf-ld: drivers/cxl/core/port.o: in function `cxl_root_decoder_visible':
>> port.c:(.text+0xd1a): undefined reference to `dev_attr_create_pmem_region'
>> arc-elf-ld: port.c:(.text+0xd1a): undefined reference to `dev_attr_create_pmem_region'
>> arc-elf-ld: port.c:(.text+0xd38): undefined reference to `dev_attr_delete_region'
>> arc-elf-ld: port.c:(.text+0xd38): undefined reference to `dev_attr_delete_region'
>> arc-elf-ld: drivers/cxl/core/port.o:(.data+0x1a0): undefined reference to `dev_attr_create_pmem_region'
>> arc-elf-ld: drivers/cxl/core/port.o:(.data+0x1a0): undefined reference to `dev_attr_create_pmem_region'
>> arc-elf-ld: drivers/cxl/core/port.o:(.data+0x1a4): undefined reference to `dev_attr_delete_region'
>> arc-elf-ld: drivers/cxl/core/port.o:(.data+0x1a4): undefined reference to `dev_attr_delete_region'
   `.exit.text' referenced in section `.data' of sound/soc/codecs/tlv320adc3xxx.o: defined in discarded section `.exit.text' of sound/soc/codecs/tlv320adc3xxx.o

-- 
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https://01.org/lkp