[rmk-arm:for-next 5/7] init.c:undefined reference to `phys_initrd_start'

[kernel test robot <lkp@intel.com>]

tree:   git://git.armlinux.org.uk/~rmk/linux-arm for-next
head:   a72b4b3ba681398a3ac1c1384efb949bef3ac846
commit: b35b2736b43d7124e7da6a8050b8fd9e02f9f734 [5/7] ARM: 9230/1: Support initrd with address in boot alias region
config: arm-eseries_pxa_defconfig (https://download.01.org/0day-ci/archive/20220831/202208310849.IBlVCgFP-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
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
        git remote add rmk-arm git://git.armlinux.org.uk/~rmk/linux-arm
        git fetch --no-tags rmk-arm for-next
        git checkout b35b2736b43d7124e7da6a8050b8fd9e02f9f734
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm 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 >>):

   arm-linux-gnueabi-ld: arch/arm/mm/init.o: in function `arm_memblock_init':
>> init.c:(.init.text+0x1bc): undefined reference to `phys_initrd_start'

-- 
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https://01.org/lkp