Hi Alexey, Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master] [also build test ERROR on v5.10-rc6 next-20201204] [cannot apply to powerpc/next scottwood/next] [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/Alexey-Kardashevskiy/powerpc-kuap-Restore-AMR-after-replaying-soft-interrupts/20201203-135010 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 34816d20f173a90389c8a7e641166d8ea9dce70a config: powerpc64-randconfig-r023-20201204 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 32c501dd88b62787d3a5ffda7aabcf4650dbe3cd) 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 # install powerpc64 cross compiling tool for clang build # apt-get install binutils-powerpc64-linux-gnu # https://github.com/0day-ci/linux/commit/d2a99260ef6d241abe6fb961ee3ed84bbc5db7f5 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Alexey-Kardashevskiy/powerpc-kuap-Restore-AMR-after-replaying-soft-interrupts/20201203-135010 git checkout d2a99260ef6d241abe6fb961ee3ed84bbc5db7f5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): In file included from arch/powerpc/kernel/asm-offsets.c:14: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:9: In file included from include/linux/sched/task.h:11: In file included from include/linux/uaccess.h:11: In file included from arch/powerpc/include/asm/uaccess.h:9: >> arch/powerpc/include/asm/kup.h:71:29: error: redefinition of 'get_kuap' static inline unsigned long get_kuap(void) ^ arch/powerpc/include/asm/book3s/64/kup-radix.h:152:29: note: previous definition is here static inline unsigned long get_kuap(void) ^ In file included from arch/powerpc/kernel/asm-offsets.c:14: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:9: In file included from include/linux/sched/task.h:11: In file included from include/linux/uaccess.h:11: In file included from arch/powerpc/include/asm/uaccess.h:9: >> arch/powerpc/include/asm/kup.h:76:20: error: redefinition of 'set_kuap' static inline void set_kuap(unsigned long value) { } ^ arch/powerpc/include/asm/book3s/64/kup-radix.h:157:20: note: previous definition is here static inline void set_kuap(unsigned long value) { } ^ In file included from arch/powerpc/kernel/asm-offsets.c:21: include/linux/mman.h:155:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:133:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ include/linux/mman.h:156:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_SYNC, VM_SYNC ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:133:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ 2 warnings and 2 errors generated. -- In file included from arch/powerpc/kernel/asm-offsets.c:14: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:9: In file included from include/linux/sched/task.h:11: In file included from include/linux/uaccess.h:11: In file included from arch/powerpc/include/asm/uaccess.h:9: >> arch/powerpc/include/asm/kup.h:71:29: error: redefinition of 'get_kuap' static inline unsigned long get_kuap(void) ^ arch/powerpc/include/asm/book3s/64/kup-radix.h:152:29: note: previous definition is here static inline unsigned long get_kuap(void) ^ In file included from arch/powerpc/kernel/asm-offsets.c:14: In file included from include/linux/compat.h:17: In file included from include/linux/fs.h:33: In file included from include/linux/percpu-rwsem.h:7: In file included from include/linux/rcuwait.h:6: In file included from include/linux/sched/signal.h:9: In file included from include/linux/sched/task.h:11: In file included from include/linux/uaccess.h:11: In file included from arch/powerpc/include/asm/uaccess.h:9: >> arch/powerpc/include/asm/kup.h:76:20: error: redefinition of 'set_kuap' static inline void set_kuap(unsigned long value) { } ^ arch/powerpc/include/asm/book3s/64/kup-radix.h:157:20: note: previous definition is here static inline void set_kuap(unsigned long value) { } ^ In file included from arch/powerpc/kernel/asm-offsets.c:21: include/linux/mman.h:155:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:133:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ include/linux/mman.h:156:9: warning: division by zero is undefined [-Wdivision-by-zero] _calc_vm_trans(flags, MAP_SYNC, VM_SYNC ) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/mman.h:133:21: note: expanded from macro '_calc_vm_trans' : ((x) & (bit1)) / ((bit1) / (bit2)))) ^ ~~~~~~~~~~~~~~~~~ 2 warnings and 2 errors generated. make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1198: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:185: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/get_kuap +71 arch/powerpc/include/asm/kup.h 69 70 static inline void kuap_check_amr(void) { } > 71 static inline unsigned long get_kuap(void) 72 { 73 return AMR_KUAP_BLOCKED; 74 } 75 > 76 static inline void set_kuap(unsigned long value) { } 77 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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