Hi Ard, [auto build test ERROR on mmotm/master] [also build test ERROR on v4.12-rc3 next-20170602] [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/Ard-Biesheuvel/mm-vmalloc-make-vmalloc_to_page-deal-with-PMD-PUD-mappings/20170603-021745 base: git://git.cmpxchg.org/linux-mmotm.git master config: frv-defconfig (attached as .config) compiler: frv-linux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/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=frv All error/warnings (new ones prefixed by >>): In file included from arch/frv/include/asm/page.h:70:0, from include/linux/vmalloc.h:8, from mm/vmalloc.c:11: mm/vmalloc.c: In function 'vmalloc_to_page': >> mm/vmalloc.c:295:19: error: incompatible types when initializing type 'long unsigned int' using type 'pud_t {aka struct <anonymous>}' return pud_page(*pud) + ((addr & ~PUD_MASK) >> PAGE_SHIFT); ^ include/asm-generic/memory_model.h:32:41: note: in definition of macro '__pfn_to_page' #define __pfn_to_page(pfn) (mem_map + ((pfn) - ARCH_PFN_OFFSET)) ^~~ >> arch/frv/include/asm/pgtable.h:367:36: note: in expansion of macro 'pmd_val' #define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)) ^~~~~~~ >> arch/frv/include/asm/pgtable.h:247:27: note: in expansion of macro 'pmd_page' #define pud_page(pud) (pmd_page((pmd_t){ pud })) ^~~~~~~~ mm/vmalloc.c:295:10: note: in expansion of macro 'pud_page' return pud_page(*pud) + ((addr & ~PUD_MASK) >> PAGE_SHIFT); ^~~~~~~~ vim +295 mm/vmalloc.c 289 return NULL; 290 pud = pud_offset(p4d, addr); 291 if (pud_none(*pud)) 292 return NULL; 293 if (pud_huge(*pud)) { 294 VM_BUG_ON(!IS_ENABLED(CONFIG_HAVE_ARCH_HUGE_VMAP)); > 295 return pud_page(*pud) + ((addr & ~PUD_MASK) >> PAGE_SHIFT); 296 } 297 pmd = pmd_offset(pud, addr); 298 if (pmd_none(*pmd)) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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