[linux-next:master 5094/7430] arch/riscv/mm/init.c:454:25: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__inidata'

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

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   ccc252d2e818f6a479441119ad453c3ce7c7c461
commit: 010623568222bd144eb73aa9f3b46c79b63d7676 [5094/7430] riscv: mm: init: Consolidate vars, functions
config: riscv-randconfig-r002-20210604 (attached as .config)
compiler: riscv32-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
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=010623568222bd144eb73aa9f3b46c79b63d7676
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 010623568222bd144eb73aa9f3b46c79b63d7676
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv 

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 >>):

   In file included from include/linux/pgtable.h:6,
                    from include/linux/mm.h:33,
                    from arch/riscv/mm/init.c:10:
   arch/riscv/include/asm/pgtable.h: In function 'mk_pmd':
   arch/riscv/include/asm/pgtable.h:518:9: error: implicit declaration of function 'pfn_pmd'; did you mean 'pfn_pgd'? [-Werror=implicit-function-declaration]
     518 |  return pfn_pmd(page_to_pfn(page), prot);
         |         ^~~~~~~
         |         pfn_pgd
   In file included from arch/riscv/include/asm/page.h:185,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from arch/riscv/mm/init.c:10:
   include/asm-generic/memory_model.h:64:14: error: implicit declaration of function 'page_to_section'; did you mean 'present_section'? [-Werror=implicit-function-declaration]
      64 |  int __sec = page_to_section(__pg);   \
         |              ^~~~~~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
      81 | #define page_to_pfn __page_to_pfn
         |                     ^~~~~~~~~~~~~
   arch/riscv/include/asm/pgtable.h:518:17: note: in expansion of macro 'page_to_pfn'
     518 |  return pfn_pmd(page_to_pfn(page), prot);
         |                 ^~~~~~~~~~~
   In file included from include/linux/pgtable.h:6,
                    from include/linux/mm.h:33,
                    from arch/riscv/mm/init.c:10:
   arch/riscv/include/asm/pgtable.h:518:9: error: incompatible types when returning type 'int' but 'pmd_t' {aka 'struct <anonymous>'} was expected
     518 |  return pfn_pmd(page_to_pfn(page), prot);
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   In file included from arch/riscv/mm/init.c:10:
   include/linux/mm.h: At top level:
   include/linux/mm.h:1552:29: error: conflicting types for 'page_to_section'
    1552 | static inline unsigned long page_to_section(const struct page *page)
         |                             ^~~~~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:185,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:59,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:51,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from arch/riscv/mm/init.c:10:
   include/asm-generic/memory_model.h:64:14: note: previous implicit declaration of 'page_to_section' was here
      64 |  int __sec = page_to_section(__pg);   \
         |              ^~~~~~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
      81 | #define page_to_pfn __page_to_pfn
         |                     ^~~~~~~~~~~~~
   arch/riscv/include/asm/pgtable.h:518:17: note: in expansion of macro 'page_to_pfn'
     518 |  return pfn_pmd(page_to_pfn(page), prot);
         |                 ^~~~~~~~~~~
   In file included from include/linux/kexec.h:28,
                    from include/linux/crash_dump.h:5,
                    from arch/riscv/mm/init.c:20:
   arch/riscv/include/asm/kexec.h:45:1: warning: 'extern' is not at beginning of declaration [-Wold-style-declaration]
      45 | const extern unsigned char riscv_kexec_relocate[];
         | ^~~~~
   arch/riscv/include/asm/kexec.h:46:1: warning: 'extern' is not at beginning of declaration [-Wold-style-declaration]
      46 | const extern unsigned int riscv_kexec_relocate_size;
         | ^~~~~
>> arch/riscv/mm/init.c:454:25: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__inidata'
     454 | static uintptr_t xiprom __inidata;
         |                         ^~~~~~~~~
   In file included from include/linux/pgtable.h:6,
                    from include/linux/mm.h:33,
                    from arch/riscv/mm/init.c:10:
   arch/riscv/mm/init.c: In function 'create_kernel_page_table':
>> arch/riscv/mm/init.c:457:51: error: 'xiprom' undeclared (first use in this function); did you mean '_xiprom'?
     457 | #define xiprom         (*((uintptr_t *)XIP_FIXUP(&xiprom)))
         |                                                   ^~~~~~
   arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP'
      98 |  uintptr_t __a = (uintptr_t)(addr);     \
         |                              ^~~~
   arch/riscv/mm/init.c:467:8: note: in expansion of macro 'xiprom'
     467 |        xiprom + (va - kernel_virt_addr),
         |        ^~~~~~
   arch/riscv/mm/init.c:457:51: note: each undeclared identifier is reported only once for each function it appears in
     457 | #define xiprom         (*((uintptr_t *)XIP_FIXUP(&xiprom)))
         |                                                   ^~~~~~
   arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP'
      98 |  uintptr_t __a = (uintptr_t)(addr);     \
         |                              ^~~~
   arch/riscv/mm/init.c:467:8: note: in expansion of macro 'xiprom'
     467 |        xiprom + (va - kernel_virt_addr),
         |        ^~~~~~
   arch/riscv/mm/init.c: In function 'setup_vm':
>> arch/riscv/mm/init.c:457:51: error: 'xiprom' undeclared (first use in this function); did you mean '_xiprom'?
     457 | #define xiprom         (*((uintptr_t *)XIP_FIXUP(&xiprom)))
         |                                                   ^~~~~~
   arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP'
      98 |  uintptr_t __a = (uintptr_t)(addr);     \
         |                              ^~~~
   arch/riscv/mm/init.c:499:2: note: in expansion of macro 'xiprom'
     499 |  xiprom = (uintptr_t)CONFIG_XIP_PHYS_ADDR;
         |  ^~~~~~
   cc1: some warnings being treated as errors


vim +454 arch/riscv/mm/init.c

   452	
   453	#ifdef CONFIG_XIP_KERNEL
 > 454	static uintptr_t xiprom __inidata;
   455	static uintptr_t xiprom_sz __initdata;
   456	#define xiprom_sz      (*((uintptr_t *)XIP_FIXUP(&xiprom_sz)))
 > 457	#define xiprom         (*((uintptr_t *)XIP_FIXUP(&xiprom)))
   458	

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

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