Hi Michel, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/x86/mm] [also build test ERROR on arm64/for-next/core v5.12] [cannot apply to hnaz-linux-mm/master linus/master next-20210430] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Michel-Lespinasse/Speculative-page-faults-anon-vmas-only/20210501-035602 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git a500fc918f7b8dc3dff2e6c74f3e73e856c18248 config: arm-defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/284898f9c11d755d2b231794fc7529d562f8e918 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Michel-Lespinasse/Speculative-page-faults-anon-vmas-only/20210501-035602 git checkout 284898f9c11d755d2b231794fc7529d562f8e918 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from include/linux/mm.h:33, from arch/arm/kernel/asm-offsets.c:12: include/linux/mm.h: In function 'pte_map_lock': >> include/linux/pgtable.h:79:12: error: implicit declaration of function 'kmap_atomic'; did you mean 'in_atomic'? [-Werror=implicit-function-declaration] 79 | ((pte_t *)kmap_atomic(pmd_page(*(dir))) + \ | ^~~~~~~~~~~ include/linux/mm.h:2205:17: note: in expansion of macro 'pte_offset_map' 2205 | pte_t *__pte = pte_offset_map(pmd, address); \ | ^~~~~~~~~~~~~~ include/linux/mm.h:3174:13: note: in expansion of macro 'pte_offset_map_lock' 3174 | vmf->pte = pte_offset_map_lock(vmf->vma->vm_mm, vmf->pmd, vmf->address, | ^~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from include/linux/mm.h:33, from arch/arm/kernel/asm-offsets.c:12: include/linux/mm.h: In function 'pte_map_lock': >> include/linux/pgtable.h:79:12: error: implicit declaration of function 'kmap_atomic'; did you mean 'in_atomic'? [-Werror=implicit-function-declaration] 79 | ((pte_t *)kmap_atomic(pmd_page(*(dir))) + \ | ^~~~~~~~~~~ include/linux/mm.h:2205:17: note: in expansion of macro 'pte_offset_map' 2205 | pte_t *__pte = pte_offset_map(pmd, address); \ | ^~~~~~~~~~~~~~ include/linux/mm.h:3174:13: note: in expansion of macro 'pte_offset_map_lock' 3174 | vmf->pte = pte_offset_map_lock(vmf->vma->vm_mm, vmf->pmd, vmf->address, | ^~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:116: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1233: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:215: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. -- In file included from include/linux/mm.h:33, from arch/arm/kernel/asm-offsets.c:12: include/linux/mm.h: In function 'pte_map_lock': >> include/linux/pgtable.h:79:12: error: implicit declaration of function 'kmap_atomic'; did you mean 'in_atomic'? [-Werror=implicit-function-declaration] 79 | ((pte_t *)kmap_atomic(pmd_page(*(dir))) + \ | ^~~~~~~~~~~ include/linux/mm.h:2205:17: note: in expansion of macro 'pte_offset_map' 2205 | pte_t *__pte = pte_offset_map(pmd, address); \ | ^~~~~~~~~~~~~~ include/linux/mm.h:3174:13: note: in expansion of macro 'pte_offset_map_lock' 3174 | vmf->pte = pte_offset_map_lock(vmf->vma->vm_mm, vmf->pmd, vmf->address, | ^~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:116: arch/arm/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1233: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:215: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +79 include/linux/pgtable.h 974b9b2c68f3d3 Mike Rapoport 2020-06-08 76 974b9b2c68f3d3 Mike Rapoport 2020-06-08 77 #if defined(CONFIG_HIGHPTE) 974b9b2c68f3d3 Mike Rapoport 2020-06-08 78 #define pte_offset_map(dir, address) \ 974b9b2c68f3d3 Mike Rapoport 2020-06-08 @79 ((pte_t *)kmap_atomic(pmd_page(*(dir))) + \ 974b9b2c68f3d3 Mike Rapoport 2020-06-08 80 pte_index((address))) 974b9b2c68f3d3 Mike Rapoport 2020-06-08 81 #define pte_unmap(pte) kunmap_atomic((pte)) 974b9b2c68f3d3 Mike Rapoport 2020-06-08 82 #else 974b9b2c68f3d3 Mike Rapoport 2020-06-08 83 #define pte_offset_map(dir, address) pte_offset_kernel((dir), (address)) 974b9b2c68f3d3 Mike Rapoport 2020-06-08 84 #define pte_unmap(pte) ((void)(pte)) /* NOP */ 974b9b2c68f3d3 Mike Rapoport 2020-06-08 85 #endif 974b9b2c68f3d3 Mike Rapoport 2020-06-08 86 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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