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Re: [PATCH 06/12] mm: convert page_mkclean_one() to page_check_walk()

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Hi Kirill,

[auto build test ERROR on mmotm/master]
[also build test ERROR on v4.10-rc5 next-20170124]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Kirill-A-Shutemov/Fix-few-rmap-related-THP-bugs/20170125-081918
base:   git://git.cmpxchg.org/linux-mmotm.git master
config: openrisc-or1ksim_defconfig (attached as .config)
compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
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
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   mm/rmap.c: In function 'page_mkclean_one':
   mm/rmap.c:1048:4: error: implicit declaration of function 'pmd_dirty'
   mm/rmap.c:1053:4: error: implicit declaration of function 'pmd_wrprotect'
>> mm/rmap.c:1053:10: error: incompatible types when assigning to type 'pmd_t' from type 'int'
   mm/rmap.c:1054:4: error: implicit declaration of function 'pmd_mkclean'
   mm/rmap.c:1054:10: error: incompatible types when assigning to type 'pmd_t' from type 'int'
   mm/rmap.c:1055:4: error: implicit declaration of function 'set_pmd_at'

vim +1053 mm/rmap.c

  1042				set_pte_at(vma->vm_mm, address, pte, entry);
  1043				ret = 1;
  1044			} else if (IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE)) {
  1045				pmd_t *pmd = pcw.pmd;
  1046				pmd_t entry;
  1047	
> 1048				if (!pmd_dirty(*pmd) && !pmd_write(*pmd))
  1049					continue;
  1050	
  1051				flush_cache_page(vma, address, page_to_pfn(page));
  1052				entry = pmdp_huge_clear_flush(vma, address, pmd);
> 1053				entry = pmd_wrprotect(entry);
  1054				entry = pmd_mkclean(entry);
  1055				set_pmd_at(vma->vm_mm, address, pmd, entry);
  1056				ret = 1;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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[PATCH 06/12] mm: convert page_mkclean_one() to page_check_walk() "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2017-01-24 17:30 +0100
  Re: [PATCH 06/12] mm: convert page_mkclean_one() to page_check_walk() kbuild test robot <lkp@intel.com> - 2017-01-25 02:40 +0100

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