tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git 
willy-maple
head:   7e346d2845b4bd77663394f39fa70456e0084c86
commit: a24cca48d48f4f7610e13acc71494dd7da48e37c [133/202] mm/gup: Add 
mm_populate_vma() for use when the vma is known
config: sh-allmodconfig (attached as .config)
compiler: sh4-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/paulmck/linux-rcu.git/commit/?id=a24cca48d48f4f7610e13acc71494dd7da48e37c
        git remote add rcu 
https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
        git fetch --no-tags rcu willy-maple
        git checkout a24cca48d48f4f7610e13acc71494dd7da48e37c
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>

All warnings (new ones prefixed by >>):

   In file included from include/linux/mm_types.h:11,
                    from include/linux/mmzone.h:21,
                    from include/linux/gfp.h:6,
                    from include/linux/mm.h:10,
                    from arch/sh/kernel/asm-offsets.c:14:
   include/linux/maple_tree.h:79:22: error: 'MAPLE_RANGE64_SLOTS' undeclared 
here (not in a function)
      79 |  unsigned long pivot[MAPLE_RANGE64_SLOTS - 1];
         |                      ^~~~~~~~~~~~~~~~~~~
   include/linux/maple_tree.h:85:22: error: 'MAPLE_ARANGE64_SLOTS' undeclared 
here (not in a function)
      85 |  unsigned long pivot[MAPLE_ARANGE64_SLOTS - 1];
         |                      ^~~~~~~~~~~~~~~~~~~~
   include/linux/maple_tree.h:91:28: error: 'MAPLE_NODE_SLOTS' undeclared here 
(not in a function); did you mean 'MAPLE_ALLOC_SLOTS'?
      91 | #define MAPLE_ALLOC_SLOTS (MAPLE_NODE_SLOTS - 1)
         |                            ^~~~~~~~~~~~~~~~
   include/linux/maple_tree.h:96:27: note: in expansion of macro 
'MAPLE_ALLOC_SLOTS'
      96 |  struct maple_alloc *slot[MAPLE_ALLOC_SLOTS];
         |                           ^~~~~~~~~~~~~~~~~
   In file included from arch/sh/kernel/asm-offsets.c:14:
>> include/linux/mm.h:2595:6: warning: no previous prototype for 
>> 'mm_populate_vma' [-Wmissing-prototypes]
    2595 | void mm_populate_vma(struct vm_area_struct *vma, unsigned long start,
         |      ^~~~~~~~~~~~~~~
   make[2]: *** [scripts/Makefile.build:117: arch/sh/kernel/asm-offsets.s] 
Error 1
   make[2]: Target '__build' not remade because of errors.
   make[1]: *** [Makefile:1206: prepare0] Error 2
   make[1]: Target 'modules_prepare' not remade because of errors.
   make: *** [Makefile:185: __sub-make] Error 2
   make: Target 'modules_prepare' not remade because of errors.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC
   Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA
   Selected by
   - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC
   - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC 
&& ATMEL_SSC


vim +/mm_populate_vma +2595 include/linux/mm.h

  2582  
  2583  #ifdef CONFIG_MMU
  2584  extern int __mm_populate(unsigned long addr, unsigned long len,
  2585                           int ignore_errors);
  2586  static inline void mm_populate(unsigned long addr, unsigned long len)
  2587  {
  2588          /* Ignore errors */
  2589          (void) __mm_populate(addr, len, 1);
  2590  }
  2591  extern void mm_populate_vma(struct vm_area_struct *vma, unsigned long 
start,
  2592                              unsigned long end);
  2593  #else
  2594  static inline void mm_populate(unsigned long addr, unsigned long len) {}
> 2595  void mm_populate_vma(struct vm_area_struct *vma, unsigned long start,
  2596                       unsigned long end) {}
  2597  #endif
  2598  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

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