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And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Ba-Jing/memfd-fuse_mnt-remove-unused-macro/20240923-161950 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next patch link: https://lore.kernel.org/r/20240903044455.11268-1-bajing%40cmss.chinamobile.com patch subject: [PATCH] memfd: fuse_mnt: remove unused macro :::::: branch date: 24 hours ago :::::: commit date: 24 hours ago compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240924/202409241613.KyXs9fiF-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/r/202409241613.KyXs9fiF-lkp@intel.com/ All warnings (new ones prefixed by >>): fuse_mnt.c:101:10: error: 'struct fuse_operations_compat2' has no member named 'readdir' 101 | .readdir = memfd_readdir, | ^~~~~~~ >> fuse_mnt.c:101:27: warning: initialization of 'int (*)(const char *, char *, size_t)' {aka 'int (*)(const char *, char *, long unsigned int)'} from incompatible pointer type 'int (*)(const char *, void *, int (*)(void *, const char *, const struct stat *, off_t), off_t, struct fuse_file_info *)' {aka 'int (*)(const char *, void *, int (*)(void *, const char *, const struct stat *, long int), long int, struct fuse_file_info *)'} [-Wincompatible-pointer-types] 101 | .readdir = memfd_readdir, | ^~~~~~~~~~~~~ fuse_mnt.c:101:27: note: (near initialization for 'memfd_ops.readlink') >> fuse_mnt.c:102:27: warning: initialization of 'int (*)(const char *, int)' from incompatible pointer type 'int (*)(const char *, struct fuse_file_info *)' [-Wincompatible-pointer-types] 102 | .open = memfd_open, | ^~~~~~~~~~ fuse_mnt.c:102:27: note: (near initialization for 'memfd_ops.open') >> fuse_mnt.c:103:27: warning: initialization of 'int (*)(const char *, char *, size_t, off_t)' {aka 'int (*)(const char *, char *, long unsigned int, long int)'} from incompatible pointer type 'int (*)(const char *, char *, size_t, off_t, struct fuse_file_info *)' {aka 'int (*)(const char *, char *, long unsigned int, long int, struct fuse_file_info *)'} [-Wincompatible-pointer-types] 103 | .read = memfd_read, | ^~~~~~~~~~ fuse_mnt.c:103:27: note: (near initialization for 'memfd_ops.read') In file included from /usr/include/fuse.h:9, from fuse_mnt.c:15: fuse_mnt.c: In function 'main': fuse_mnt.c:108:16: error: too many arguments to function 'fuse_main_compat2' 108 | return fuse_main(argc, argv, &memfd_ops, NULL); | ^~~~~~~~~ In file included from /usr/include/fuse/fuse.h:1012: /usr/include/fuse/fuse_compat.h:151:5: note: declared here 151 | int fuse_main_compat2(int argc, char *argv[], | ^~~~~~~~~~~~~~~~~ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki