Hi Xishi, [auto build test ERROR on v4.3-rc5 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Xishi-Qiu/mm-reset-migratetype-if-the-range-spans-two-pageblocks/20151016-180949 config: i386-randconfig-s1-201541 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): mm/page_alloc.c: In function '__free_one_page': >> mm/page_alloc.c:731:3: error: implicit declaration of function >> 'change_pageblock_range' [-Werror=implicit-function-declaration] change_pageblock_range(page, order, migratetype); ^ mm/page_alloc.c: At top level: >> mm/page_alloc.c:1515:13: warning: conflicting types for >> 'change_pageblock_range' static void change_pageblock_range(struct page *pageblock_page, ^ >> mm/page_alloc.c:1515:13: error: static declaration of >> 'change_pageblock_range' follows non-static declaration mm/page_alloc.c:731:3: note: previous implicit declaration of 'change_pageblock_range' was here change_pageblock_range(page, order, migratetype); ^ cc1: some warnings being treated as errors vim +/change_pageblock_range +731 mm/page_alloc.c 725 726 list_add(&page->lru, &zone->free_area[order].free_list[migratetype]); 727 out: 728 zone->free_area[order].nr_free++; 729 /* If the range spans two pageblocks, reset the migratetype. */ 730 if (order > pageblock_order) > 731 change_pageblock_range(page, order, migratetype); 732 } 733 734 static inline int free_pages_check(struct page *page) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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