Hi Mike, Thank you for the patch! Yet something to improve: [auto build test ERROR on mmotm/master] [also build test ERROR on v4.17-rc1 next-20180417] [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/Mike-Kravetz/mm-change-type-of-free_contig_range-nr_pages-to-unsigned-long/20180417-194309 base: git://git.cmpxchg.org/linux-mmotm.git master config: sparc-defconfig (attached as .config) compiler: sparc-linux-gcc (GCC) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=sparc All errors (new ones prefixed by >>): In file included from include/linux/slab.h:15:0, from include/linux/irq.h:21, from include/asm-generic/hardirq.h:13, from arch/sparc/include/asm/hardirq_32.h:11, from arch/sparc/include/asm/hardirq.h:7, from include/linux/hardirq.h:9, from include/linux/interrupt.h:11, from include/linux/kernel_stat.h:9, from arch/sparc/kernel/irq_32.c:15: include/linux/gfp.h:580:15: error: unknown type name 'page' static inline page *find_alloc_contig_pages(unsigned int order, gfp_t gfp, ^~~~ >> include/linux/gfp.h:585:13: error: 'free_contig_pages' defined but not used [-Werror=unused-function] static void free_contig_pages(struct page *page, unsigned long nr_pages) ^~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/free_contig_pages +585 include/linux/gfp.h 570 571 #if (defined(CONFIG_MEMORY_ISOLATION) && defined(CONFIG_COMPACTION)) || defined(CONFIG_CMA) 572 /* The below functions must be run on a range from a single zone. */ 573 extern int alloc_contig_range(unsigned long start, unsigned long end, 574 unsigned migratetype, gfp_t gfp_mask); 575 extern void free_contig_range(unsigned long pfn, unsigned long nr_pages); 576 extern struct page *find_alloc_contig_pages(unsigned int order, gfp_t gfp, 577 int nid, nodemask_t *nodemask); 578 extern void free_contig_pages(struct page *page, unsigned long nr_pages); 579 #else > 580 static inline page *find_alloc_contig_pages(unsigned int order, gfp_t gfp, 581 int nid, nodemask_t *nodemask) 582 { 583 return NULL; 584 } > 585 static void free_contig_pages(struct page *page, unsigned long nr_pages) 586 { 587 } 588 #endif 589 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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