Hi Michal, [auto build test ERROR on mmotm/master] [also build test ERROR on next-20170502] [cannot apply to v4.11] [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/Michal-Hocko/mm-vmalloc-properly-track-vmalloc-users/20170503-065022 base: git://git.cmpxchg.org/linux-mmotm.git master config: m68k-m5475evb_defconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 4.9.0 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=m68k All error/warnings (new ones prefixed by >>): In file included from arch/m68k/include/asm/pgtable_mm.h:145:0, from arch/m68k/include/asm/pgtable.h:4, from include/linux/vmalloc.h:9, from arch/m68k/kernel/module.c:9: arch/m68k/include/asm/mcf_pgtable.h: In function 'nocache_page': >> arch/m68k/include/asm/mcf_pgtable.h:339:43: error: 'init_mm' undeclared >> (first use in this function) #define pgd_offset_k(address) pgd_offset(&init_mm, address) ^ arch/m68k/include/asm/mcf_pgtable.h:334:35: note: in definition of macro 'pgd_offset' #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) ^ >> arch/m68k/include/asm/mcf_pgtable.h:366:8: note: in expansion of macro >> 'pgd_offset_k' dir = pgd_offset_k(addr); ^ arch/m68k/include/asm/mcf_pgtable.h:339:43: note: each undeclared identifier is reported only once for each function it appears in #define pgd_offset_k(address) pgd_offset(&init_mm, address) ^ arch/m68k/include/asm/mcf_pgtable.h:334:35: note: in definition of macro 'pgd_offset' #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) ^ >> arch/m68k/include/asm/mcf_pgtable.h:366:8: note: in expansion of macro >> 'pgd_offset_k' dir = pgd_offset_k(addr); ^ arch/m68k/include/asm/mcf_pgtable.h: In function 'cache_page': >> arch/m68k/include/asm/mcf_pgtable.h:339:43: error: 'init_mm' undeclared >> (first use in this function) #define pgd_offset_k(address) pgd_offset(&init_mm, address) ^ arch/m68k/include/asm/mcf_pgtable.h:334:35: note: in definition of macro 'pgd_offset' #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) ^ arch/m68k/include/asm/mcf_pgtable.h:382:8: note: in expansion of macro 'pgd_offset_k' dir = pgd_offset_k(addr); ^ vim +/init_mm +339 arch/m68k/include/asm/mcf_pgtable.h 91521c2e Greg Ungerer 2011-10-14 333 #define pgd_index(address) ((address) >> PGDIR_SHIFT) 91521c2e Greg Ungerer 2011-10-14 334 #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) 91521c2e Greg Ungerer 2011-10-14 335 91521c2e Greg Ungerer 2011-10-14 336 /* 91521c2e Greg Ungerer 2011-10-14 337 * Find an entry in a kernel pagetable directory. 91521c2e Greg Ungerer 2011-10-14 338 */ 91521c2e Greg Ungerer 2011-10-14 @339 #define pgd_offset_k(address) pgd_offset(&init_mm, address) 91521c2e Greg Ungerer 2011-10-14 340 91521c2e Greg Ungerer 2011-10-14 341 /* 91521c2e Greg Ungerer 2011-10-14 342 * Find an entry in the second-level pagetable. 91521c2e Greg Ungerer 2011-10-14 343 */ 91521c2e Greg Ungerer 2011-10-14 344 static inline pmd_t *pmd_offset(pgd_t *pgd, unsigned long address) 91521c2e Greg Ungerer 2011-10-14 345 { 91521c2e Greg Ungerer 2011-10-14 346 return (pmd_t *) pgd; 91521c2e Greg Ungerer 2011-10-14 347 } 91521c2e Greg Ungerer 2011-10-14 348 91521c2e Greg Ungerer 2011-10-14 349 /* 91521c2e Greg Ungerer 2011-10-14 350 * Find an entry in the third-level pagetable. 91521c2e Greg Ungerer 2011-10-14 351 */ 91521c2e Greg Ungerer 2011-10-14 352 #define __pte_offset(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) 91521c2e Greg Ungerer 2011-10-14 353 #define pte_offset_kernel(dir, address) \ 91521c2e Greg Ungerer 2011-10-14 354 ((pte_t *) __pmd_page(*(dir)) + __pte_offset(address)) 91521c2e Greg Ungerer 2011-10-14 355 91521c2e Greg Ungerer 2011-10-14 356 /* 91521c2e Greg Ungerer 2011-10-14 357 * Disable caching for page at given kernel virtual address. 91521c2e Greg Ungerer 2011-10-14 358 */ 91521c2e Greg Ungerer 2011-10-14 359 static inline void nocache_page(void *vaddr) 91521c2e Greg Ungerer 2011-10-14 360 { 91521c2e Greg Ungerer 2011-10-14 361 pgd_t *dir; 91521c2e Greg Ungerer 2011-10-14 362 pmd_t *pmdp; 91521c2e Greg Ungerer 2011-10-14 363 pte_t *ptep; 91521c2e Greg Ungerer 2011-10-14 364 unsigned long addr = (unsigned long) vaddr; 91521c2e Greg Ungerer 2011-10-14 365 91521c2e Greg Ungerer 2011-10-14 @366 dir = pgd_offset_k(addr); 91521c2e Greg Ungerer 2011-10-14 367 pmdp = pmd_offset(dir, addr); 91521c2e Greg Ungerer 2011-10-14 368 ptep = pte_offset_kernel(pmdp, addr); 91521c2e Greg Ungerer 2011-10-14 369 *ptep = pte_mknocache(*ptep); :::::: The code at line 339 was first introduced by commit :::::: 91521c2ea6e3d5a790df40988101ad099ddbf7c8 m68k: page table support definitions and code for ColdFire MMU :::::: TO: Greg Ungerer <g...@uclinux.org> :::::: CC: Greg Ungerer <g...@uclinux.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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