tree:   git://git.cmpxchg.org/linux-mmotm.git master
head:   fe8eec967fb5db169b876720a6e0cced026173b6
commit: 98abd4910a62da41245a290a82d15ea834824c06 [122/298] lib/ioremap.c: add huge I/O map capability interfaces
config: m32r-m32104ut_defconfig (attached as .config)
reproduce:
  wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
  chmod +x ~/bin/make.cross
  git checkout 98abd4910a62da41245a290a82d15ea834824c06
  # save the attached .config to linux build tree
  make.cross ARCH=m32r 

All error/warnings:

   In file included from lib/iomap_copy.c:19:0:
>> include/linux/io.h:41:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'ioremap_huge_init'
    void __init ioremap_huge_init(void);
                ^

vim +41 include/linux/io.h

    35					     phys_addr_t phys_addr, pgprot_t prot)
    36	{
    37		return 0;
    38	}
    39	#endif
    40	
  > 41	void __init ioremap_huge_init(void);
    42	
    43	#ifdef CONFIG_HAVE_ARCH_HUGE_VMAP
    44	int arch_ioremap_pud_supported(void);

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0-DAY kernel test infrastructure                Open Source Technology Center
http://lists.01.org/mailman/listinfo/kbuild                 Intel Corporation