Hi "Mickaël, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on arm64/for-next/core] [also build test WARNING on tip/x86/asm kselftest/next linus/master v5.9-rc6 next-20200924] [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/Micka-l-Sala-n/Add-trusted_for-2-was-O_MAYEXEC/20200924-234005 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: mips-randconfig-r024-20200923 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c32e69b2ce7abfb151a87ba363ac9e25abf7d417) 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 mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from fs//autofs/dev-ioctl.c:9: >> include/linux/syscalls.h:432:46: warning: declaration of 'enum trusted_for_usage' will not be visible outside of this function [-Wvisibility] asmlinkage long sys_trusted_for(int fd, enum trusted_for_usage usage, u32 flags); ^ 1 warning generated. -- In file included from drivers/char/random.c:335: >> include/linux/syscalls.h:432:46: warning: declaration of 'enum trusted_for_usage' will not be visible outside of this function [-Wvisibility] asmlinkage long sys_trusted_for(int fd, enum trusted_for_usage usage, u32 flags); ^ drivers/char/random.c:2297:6: warning: no previous prototype for function 'add_hwgenerator_randomness' [-Wmissing-prototypes] void add_hwgenerator_randomness(const char *buffer, size_t count, ^ drivers/char/random.c:2297:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void add_hwgenerator_randomness(const char *buffer, size_t count, ^ static 2 warnings generated. -- In file included from drivers/android/binder.c:66: >> include/linux/syscalls.h:432:46: warning: declaration of 'enum trusted_for_usage' will not be visible outside of this function [-Wvisibility] asmlinkage long sys_trusted_for(int fd, enum trusted_for_usage usage, u32 flags); ^ In file included from drivers/android/binder.c:6207: In file included from drivers/android/binder_trace.h:399: include/trace/define_trace.h:95:10: fatal error: './binder_trace.h' file not found #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/trace/define_trace.h:90:32: note: expanded from macro 'TRACE_INCLUDE' # define TRACE_INCLUDE(system) __TRACE_INCLUDE(system) ^~~~~~~~~~~~~~~~~~~~~~~ include/trace/define_trace.h:87:34: note: expanded from macro '__TRACE_INCLUDE' # define __TRACE_INCLUDE(system) __stringify(TRACE_INCLUDE_PATH/system.h) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/stringify.h:10:27: note: expanded from macro '__stringify' #define __stringify(x...) __stringify_1(x) ^~~~~~~~~~~~~~~~ include/linux/stringify.h:9:29: note: expanded from macro '__stringify_1' #define __stringify_1(x...) #x ^~ <scratch space>:35:1: note: expanded from here "./binder_trace.h" ^~~~~~~~~~~~~~~~~~ 1 warning and 1 error generated. # https://github.com/0day-ci/linux/commit/4671d1c72b214c586edd9293053dabfa053b003a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Micka-l-Sala-n/Add-trusted_for-2-was-O_MAYEXEC/20200924-234005 git checkout 4671d1c72b214c586edd9293053dabfa053b003a vim +432 include/linux/syscalls.h 413 414 /* fs/open.c */ 415 asmlinkage long sys_statfs(const char __user * path, 416 struct statfs __user *buf); 417 asmlinkage long sys_statfs64(const char __user *path, size_t sz, 418 struct statfs64 __user *buf); 419 asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); 420 asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, 421 struct statfs64 __user *buf); 422 asmlinkage long sys_truncate(const char __user *path, long length); 423 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); 424 #if BITS_PER_LONG == 32 425 asmlinkage long sys_truncate64(const char __user *path, loff_t length); 426 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); 427 #endif 428 asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); 429 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); 430 asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode, 431 int flags); > 432 asmlinkage long sys_trusted_for(int fd, enum trusted_for_usage usage, u32 flags); 433 asmlinkage long sys_chdir(const char __user *filename); 434 asmlinkage long sys_fchdir(unsigned int fd); 435 asmlinkage long sys_chroot(const char __user *filename); 436 asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); 437 asmlinkage long sys_fchmodat(int dfd, const char __user * filename, 438 umode_t mode); 439 asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, 440 gid_t group, int flag); 441 asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); 442 asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, 443 umode_t mode); 444 asmlinkage long sys_openat2(int dfd, const char __user *filename, 445 struct open_how *how, size_t size); 446 asmlinkage long sys_close(unsigned int fd); 447 asmlinkage long sys_close_range(unsigned int fd, unsigned int max_fd, 448 unsigned int flags); 449 asmlinkage long sys_vhangup(void); 450 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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