Hi, Thank you for the patch! Yet something to improve:
[auto build test ERROR on linux/master] [also build test ERROR on kbuild/for-next linus/master v5.10] [cannot apply to tip/locking/core next-20201214] [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/sylvain-bertrand-legeek-net/unlock-patched-C-gccs/20201215-021711 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 09162bc32c880a791c6c0668ce0745cf7958f576 config: arm-randconfig-r022-20201214 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project d38205144febf4dc42c9270c6aa3d978f1ef65e1) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/0day-ci/linux/commit/2a8dfb33ffef5f529b5e6b728aa8f69024165f47 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review sylvain-bertrand-legeek-net/unlock-patched-C-gccs/20201215-021711 git checkout 2a8dfb33ffef5f529b5e6b728aa8f69024165f47 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 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 scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: implicit declaration of function >> '__generic' [-Werror,-Wimplicit-function-declaration] return __READ_ONCE(*(unsigned long *)addr); ^ include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:258:2: note: expanded from macro '__unqual_scalar_typeof' __generic((x), char, (char)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:258:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), char, (char)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:259:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), unsigned char, (unsigned char)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:260:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), signed char, (unsigned char)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:261:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), unsigned short, (unsigned short)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:262:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), signed short, (signed short)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:263:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), unsigned int, (unsigned int)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:264:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), signed int, (signed int)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:265:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), unsigned long, (unsigned long)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:266:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), signed long, (signed long)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:267:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), unsigned long long, (unsigned long long)0, \ ^ In file included from scripts/mod/devicetable-offsets.c:3: In file included from include/linux/mod_devicetable.h:13: In file included from include/linux/uuid.h:12: In file included from include/linux/string.h:6: In file included from include/linux/compiler.h:246: In file included from ./arch/arm/include/generated/asm/rwonce.h:1: >> include/asm-generic/rwonce.h:67:9: error: expected expression include/asm-generic/rwonce.h:44:42: note: expanded from macro '__READ_ONCE' #define __READ_ONCE(x) (*(const volatile __unqual_scalar_typeof(x) *)&(x)) ^ include/linux/compiler_types.h:268:17: note: expanded from macro '__unqual_scalar_typeof' __generic((x), signed long long, (signed long long)0, \ ^ 12 errors generated. make[2]: *** [scripts/Makefile.build:117: scripts/mod/devicetable-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1196: 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 +/__generic +67 include/asm-generic/rwonce.h e506ea451254ab1 Will Deacon 2019-10-15 63 e506ea451254ab1 Will Deacon 2019-10-15 64 static __no_sanitize_or_inline e506ea451254ab1 Will Deacon 2019-10-15 65 unsigned long __read_once_word_nocheck(const void *addr) e506ea451254ab1 Will Deacon 2019-10-15 66 { e506ea451254ab1 Will Deacon 2019-10-15 @67 return __READ_ONCE(*(unsigned long *)addr); e506ea451254ab1 Will Deacon 2019-10-15 68 } e506ea451254ab1 Will Deacon 2019-10-15 69 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
