tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git virt-to-pfn-v6.0-rc1
head:   4d7acf8f4433bc283b286b226222d04e3e0de2e1
commit: 4e94a79c0885a2313ad25dfd2de624d1478cd109 [14/24] csky: Make pfn accessors static inlines
config: csky-randconfig-r001-20221019
compiler: csky-linux-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
        # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=4e94a79c0885a2313ad25dfd2de624d1478cd109
        git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
        git fetch --no-tags arm-integrator virt-to-pfn-v6.0-rc1
        git checkout 4e94a79c0885a2313ad25dfd2de624d1478cd109
        # 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=csky prepare

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 >>):

   In file included from arch/csky/include/asm/thread_info.h:9,
                    from include/linux/thread_info.h:60,
                    from include/asm-generic/current.h:5,
                    from ./arch/csky/include/generated/asm/current.h:1,
                    from include/linux/sched.h:12,
                    from arch/csky/kernel/asm-offsets.c:4:
   arch/csky/include/asm/page.h: In function 'pfn_to_virt':
>> arch/csky/include/asm/page.h:88:26: error: invalid operands to binary << (have 'void *' and 'int')
      88 |         return __va(pfn) << PAGE_SHIFT;
         |                          ^~
   make[2]: *** [scripts/Makefile.build:117: arch/csky/kernel/asm-offsets.s] Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1207: prepare0] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:222: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +88 arch/csky/include/asm/page.h

    85	
    86	static inline void * pfn_to_virt(unsigned long pfn)
    87	{
  > 88		return __va(pfn) << PAGE_SHIFT;
    89	}
    90	

-- 
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