Hi "Matthew, Thank you for the patch! Yet something to improve: [auto build test ERROR on next-20210409] [also build test ERROR on v5.12-rc6] [cannot apply to linux/master linus/master hnaz-linux-mm/master v5.12-rc6 v5.12-rc5 v5.12-rc4] [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/Matthew-Wilcox-Oracle/Memory-Folios/20210410-031353 base: e99d8a8495175df8cb8b739f8cf9b0fc9d0cd3b5 config: mips-gpr_defconfig (attached as .config) compiler: mipsel-linux-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/5658a201516d2ed74a34c328e3b55f552d4861d8 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Matthew-Wilcox-Oracle/Memory-Folios/20210410-031353 git checkout 5658a201516d2ed74a34c328e3b55f552d4861d8 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 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/bits.h:22, from include/linux/bitops.h:6, from include/linux/log2.h:12, from include/asm-generic/div64.h:53, from arch/mips/include/asm/div64.h:12, from include/linux/math64.h:7, from include/linux/time.h:6, from include/linux/compat.h:10, from arch/mips/kernel/asm-offsets.c:12: >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, lru) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:274:1: note: in expansion of macro 'FOLIO_MATCH' 274 | FOLIO_MATCH(lru, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, compound_head) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:275:1: note: in expansion of macro 'FOLIO_MATCH' 275 | FOLIO_MATCH(compound_head, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, index) == offsetof(struct folio, index)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:276:1: note: in expansion of macro 'FOLIO_MATCH' 276 | FOLIO_MATCH(index, index); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, private) == offsetof(struct folio, private)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:277:1: note: in expansion of macro 'FOLIO_MATCH' 277 | FOLIO_MATCH(private, private); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _mapcount) == offsetof(struct folio, _mapcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:278:1: note: in expansion of macro 'FOLIO_MATCH' 278 | FOLIO_MATCH(_mapcount, _mapcount); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _refcount) == offsetof(struct folio, _refcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:279:1: note: in expansion of macro 'FOLIO_MATCH' 279 | FOLIO_MATCH(_refcount, _refcount); | ^~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes] 26 | void output_ptreg_defines(void) | ^~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes] 78 | void output_task_defines(void) | ^~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes] 93 | void output_thread_info_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:109:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes] 109 | void output_thread_defines(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:137:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes] 137 | void output_thread_fpu_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:180:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes] 180 | void output_mm_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:219:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes] 219 | void output_sc_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:254:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes] 254 | void output_signal_defined(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:347:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes] 347 | void output_kvm_defines(void) | ^~~~~~~~~~~~~~~~~~ -- In file included from include/linux/bits.h:22, from include/linux/bitops.h:6, from include/linux/log2.h:12, from include/asm-generic/div64.h:53, from arch/mips/include/asm/div64.h:12, from include/linux/math64.h:7, from include/linux/time.h:6, from include/linux/compat.h:10, from arch/mips/kernel/asm-offsets.c:12: >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, lru) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:274:1: note: in expansion of macro 'FOLIO_MATCH' 274 | FOLIO_MATCH(lru, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, compound_head) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:275:1: note: in expansion of macro 'FOLIO_MATCH' 275 | FOLIO_MATCH(compound_head, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, index) == offsetof(struct folio, index)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:276:1: note: in expansion of macro 'FOLIO_MATCH' 276 | FOLIO_MATCH(index, index); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, private) == offsetof(struct folio, private)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:277:1: note: in expansion of macro 'FOLIO_MATCH' 277 | FOLIO_MATCH(private, private); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _mapcount) == offsetof(struct folio, _mapcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:278:1: note: in expansion of macro 'FOLIO_MATCH' 278 | FOLIO_MATCH(_mapcount, _mapcount); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _refcount) == offsetof(struct folio, _refcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:279:1: note: in expansion of macro 'FOLIO_MATCH' 279 | FOLIO_MATCH(_refcount, _refcount); | ^~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes] 26 | void output_ptreg_defines(void) | ^~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes] 78 | void output_task_defines(void) | ^~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes] 93 | void output_thread_info_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:109:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes] 109 | void output_thread_defines(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:137:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes] 137 | void output_thread_fpu_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:180:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes] 180 | void output_mm_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:219:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes] 219 | void output_sc_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:254:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes] 254 | void output_signal_defined(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:347:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes] 347 | void output_kvm_defines(void) | ^~~~~~~~~~~~~~~~~~ make[2]: *** [scripts/Makefile.build:118: arch/mips/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1304: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:222: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. -- error: no override and no default toolchain set init/Kconfig:70:warning: 'RUSTC_VERSION': number is invalid In file included from include/linux/bits.h:22, from include/linux/bitops.h:6, from include/linux/log2.h:12, from include/asm-generic/div64.h:53, from arch/mips/include/asm/div64.h:12, from include/linux/math64.h:7, from include/linux/time.h:6, from include/linux/compat.h:10, from arch/mips/kernel/asm-offsets.c:12: >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, lru) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:274:1: note: in expansion of macro 'FOLIO_MATCH' 274 | FOLIO_MATCH(lru, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, compound_head) == offsetof(struct folio, lru)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:275:1: note: in expansion of macro 'FOLIO_MATCH' 275 | FOLIO_MATCH(compound_head, lru); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, index) == offsetof(struct folio, index)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:276:1: note: in expansion of macro 'FOLIO_MATCH' 276 | FOLIO_MATCH(index, index); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, private) == offsetof(struct folio, private)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:277:1: note: in expansion of macro 'FOLIO_MATCH' 277 | FOLIO_MATCH(private, private); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _mapcount) == offsetof(struct folio, _mapcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:278:1: note: in expansion of macro 'FOLIO_MATCH' 278 | FOLIO_MATCH(_mapcount, _mapcount); | ^~~~~~~~~~~ >> include/linux/build_bug.h:78:41: error: static assertion failed: "offsetof(struct page, _refcount) == offsetof(struct folio, _refcount)" 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~~~~~~~~~~~ include/linux/build_bug.h:77:34: note: in expansion of macro '__static_assert' 77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) | ^~~~~~~~~~~~~~~ include/linux/mm_types.h:272:2: note: in expansion of macro 'static_assert' 272 | static_assert(offsetof(struct page, pg) == offsetof(struct folio, fl)) | ^~~~~~~~~~~~~ include/linux/mm_types.h:279:1: note: in expansion of macro 'FOLIO_MATCH' 279 | FOLIO_MATCH(_refcount, _refcount); | ^~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:26:6: warning: no previous prototype for 'output_ptreg_defines' [-Wmissing-prototypes] 26 | void output_ptreg_defines(void) | ^~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:78:6: warning: no previous prototype for 'output_task_defines' [-Wmissing-prototypes] 78 | void output_task_defines(void) | ^~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:93:6: warning: no previous prototype for 'output_thread_info_defines' [-Wmissing-prototypes] 93 | void output_thread_info_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:109:6: warning: no previous prototype for 'output_thread_defines' [-Wmissing-prototypes] 109 | void output_thread_defines(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:137:6: warning: no previous prototype for 'output_thread_fpu_defines' [-Wmissing-prototypes] 137 | void output_thread_fpu_defines(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:180:6: warning: no previous prototype for 'output_mm_defines' [-Wmissing-prototypes] 180 | void output_mm_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:219:6: warning: no previous prototype for 'output_sc_defines' [-Wmissing-prototypes] 219 | void output_sc_defines(void) | ^~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:254:6: warning: no previous prototype for 'output_signal_defined' [-Wmissing-prototypes] 254 | void output_signal_defined(void) | ^~~~~~~~~~~~~~~~~~~~~ arch/mips/kernel/asm-offsets.c:347:6: warning: no previous prototype for 'output_kvm_defines' [-Wmissing-prototypes] 347 | void output_kvm_defines(void) | ^~~~~~~~~~~~~~~~~~ make[2]: *** [scripts/Makefile.build:118: arch/mips/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1304: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:222: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +78 include/linux/build_bug.h bc6245e5efd70c Ian Abbott 2017-07-10 60 6bab69c65013be Rasmus Villemoes 2019-03-07 61 /** 6bab69c65013be Rasmus Villemoes 2019-03-07 62 * static_assert - check integer constant expression at build time 6bab69c65013be Rasmus Villemoes 2019-03-07 63 * 6bab69c65013be Rasmus Villemoes 2019-03-07 64 * static_assert() is a wrapper for the C11 _Static_assert, with a 6bab69c65013be Rasmus Villemoes 2019-03-07 65 * little macro magic to make the message optional (defaulting to the 6bab69c65013be Rasmus Villemoes 2019-03-07 66 * stringification of the tested expression). 6bab69c65013be Rasmus Villemoes 2019-03-07 67 * 6bab69c65013be Rasmus Villemoes 2019-03-07 68 * Contrary to BUILD_BUG_ON(), static_assert() can be used at global 6bab69c65013be Rasmus Villemoes 2019-03-07 69 * scope, but requires the expression to be an integer constant 6bab69c65013be Rasmus Villemoes 2019-03-07 70 * expression (i.e., it is not enough that __builtin_constant_p() is 6bab69c65013be Rasmus Villemoes 2019-03-07 71 * true for expr). 6bab69c65013be Rasmus Villemoes 2019-03-07 72 * 6bab69c65013be Rasmus Villemoes 2019-03-07 73 * Also note that BUILD_BUG_ON() fails the build if the condition is 6bab69c65013be Rasmus Villemoes 2019-03-07 74 * true, while static_assert() fails the build if the expression is 6bab69c65013be Rasmus Villemoes 2019-03-07 75 * false. 6bab69c65013be Rasmus Villemoes 2019-03-07 76 */ 6bab69c65013be Rasmus Villemoes 2019-03-07 @77 #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr) 6bab69c65013be Rasmus Villemoes 2019-03-07 @78 #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) 6bab69c65013be Rasmus Villemoes 2019-03-07 79 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
