Hi Vitaly, [auto build test ERROR on mmotm/master] [also build test ERROR on v4.13-rc3 next-20170802] [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/Vitaly-Wool/z3fold-use-per-cpu-unbuddied-lists/20170802-211153 base: git://git.cmpxchg.org/linux-mmotm.git master config: i386-randconfig-x019-201731 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): mm/z3fold.c: In function 'free_pages_work': >> mm/z3fold.c:310:3: error: implicit declaration of function 'cond_resched' [-Werror=implicit-function-declaration] cond_resched(); ^~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/cond_resched +310 mm/z3fold.c 292 293 static void free_pages_work(struct work_struct *w) 294 { 295 struct z3fold_pool *pool = container_of(w, struct z3fold_pool, work); 296 297 spin_lock(&pool->stale_lock); 298 while (!list_empty(&pool->stale)) { 299 struct z3fold_header *zhdr = list_first_entry(&pool->stale, 300 struct z3fold_header, buddy); 301 struct page *page = virt_to_page(zhdr); 302 303 list_del(&zhdr->buddy); 304 if (WARN_ON(!test_bit(PAGE_STALE, &page->private))) 305 continue; 306 clear_bit(NEEDS_COMPACTING, &page->private); 307 spin_unlock(&pool->stale_lock); 308 cancel_work_sync(&zhdr->work); 309 free_z3fold_page(page); > 310 cond_resched(); 311 spin_lock(&pool->stale_lock); 312 } 313 spin_unlock(&pool->stale_lock); 314 } 315 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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