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: sparc64-allnoconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 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=sparc64 All error/warnings (new ones prefixed by >>): mm/page_check.c: In function 'check_pte': >> mm/page_check.c:48:38: error: invalid operands to binary - (have 'void *' and 'struct page *') if (migration_entry_to_page(entry) - pcw->page >= ^ ~~~~~~~~~ >> mm/page_check.c:52:38: warning: comparison of distinct pointer types lacks a cast if (migration_entry_to_page(entry) < pcw->page) ^ vim +48 mm/page_check.c 42 swp_entry_t entry; 43 if (!is_swap_pte(*pcw->pte)) 44 return false; 45 entry = pte_to_swp_entry(*pcw->pte); 46 if (!is_migration_entry(entry)) 47 return false; > 48 if (migration_entry_to_page(entry) - pcw->page >= 49 hpage_nr_pages(pcw->page)) { 50 return false; 51 } > 52 if (migration_entry_to_page(entry) < pcw->page) 53 return false; 54 } else { 55 if (!pte_present(*pcw->pte)) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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