Messages in this thread | | | Date | Wed, 25 Jan 2017 10:00:43 +0800 | From | kbuild test robot <> | Subject | 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: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 6.2.0 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=ia64
All errors (new ones prefixed by >>):
mm/rmap.c: In function 'page_mkclean_one': >> mm/rmap.c:1048:9: error: implicit declaration of function 'pmd_dirty' [-Werror=implicit-function-declaration] if (!pmd_dirty(*pmd) && !pmd_write(*pmd)) ^~~~~~~~~ >> mm/rmap.c:1053:12: error: implicit declaration of function 'pmd_wrprotect' [-Werror=implicit-function-declaration] entry = pmd_wrprotect(entry); ^~~~~~~~~~~~~ >> mm/rmap.c:1053:10: error: incompatible types when assigning to type 'pmd_t {aka struct <anonymous>}' from type 'int' entry = pmd_wrprotect(entry); ^ >> mm/rmap.c:1054:12: error: implicit declaration of function 'pmd_mkclean' [-Werror=implicit-function-declaration] entry = pmd_mkclean(entry); ^~~~~~~~~~~ mm/rmap.c:1054:10: error: incompatible types when assigning to type 'pmd_t {aka struct <anonymous>}' from type 'int' entry = pmd_mkclean(entry); ^ >> mm/rmap.c:1055:4: error: implicit declaration of function 'set_pmd_at' [-Werror=implicit-function-declaration] set_pmd_at(vma->vm_mm, address, pmd, entry); ^~~~~~~~~~ cc1: some warnings being treated as errors
vim +/pmd_dirty +1048 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; 1057 } else { 1058 /* unexpected pmd-mapped page? */
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