Hi, [auto build test ERROR on v4.7-rc4] [also build test ERROR on next-20160621] [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/zhongjiang/mm-huge_memory-fix-the-memory-leak-due-to-the-race/20160621-221736 config: s390-allyesconfig (attached as .config) compiler: s390x-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205 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=s390 All errors (new ones prefixed by >>): mm/huge_memory.c: In function 'do_huge_pmd_wp_page': >> mm/huge_memory.c:1383:25: error: incompatible type for argument 3 of 'pmd_populate' pmd_populate(mm, pmd, entry); ^ In file included from arch/s390/include/asm/tlbflush.h:7:0, from include/linux/hugetlb.h:21, from mm/huge_memory.c:13: arch/s390/include/asm/pgalloc.h:120:20: note: expected 'pgtable_t {aka struct <anonymous> *}' but argument is of type 'pmd_t {aka struct <anonymous>}' static inline void pmd_populate(struct mm_struct *mm, ^ vim +/pmd_populate +1383 mm/huge_memory.c 1377 entry = mk_huge_pmd(new_page, vma->vm_page_prot); 1378 entry = maybe_pmd_mkwrite(pmd_mkdirty(entry), vma); 1379 pmdp_invalidate(vma, haddr, pmd); 1380 page_add_new_anon_rmap(new_page, vma, haddr, true); 1381 mem_cgroup_commit_charge(new_page, memcg, false, true); 1382 lru_cache_add_active_or_unevictable(new_page, vma); > 1383 pmd_populate(mm, pmd, entry); 1384 update_mmu_cache_pmd(vma, address, pmd); 1385 if (!page) { 1386 add_mm_counter(mm, MM_ANONPAGES, HPAGE_PMD_NR); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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