Hi Daeho, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on f2fs/dev-test] [also build test WARNING on linux/master linus/master v5.8-rc5 next-20200717] [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/Daeho-Jeong/f2fs-add-sysfs-symbolic-link-to-kobject-with-volume-name/20200719-134628 base: https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test config: s390-randconfig-s032-20200719 (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-49-g707c5017-dirty # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> sparse warnings: (new ones prefixed by >>) >> fs/f2fs/sysfs.c:915:36: sparse: sparse: incorrect type in argument 1 >> (different base types) @@ expected unsigned short const [usertype] *pwcs >> @@ got restricted __le16 * @@ >> fs/f2fs/sysfs.c:915:36: sparse: expected unsigned short const [usertype] >> *pwcs >> fs/f2fs/sysfs.c:915:36: sparse: got restricted __le16 * vim +915 fs/f2fs/sysfs.c 909 910 static int f2fs_load_syslink(struct f2fs_sb_info *sbi) 911 { 912 int idx, count, ret; 913 914 down_read(&sbi->sb_lock); > 915 count = utf16s_to_utf8s(sbi->raw_super->volume_name, 916 ARRAY_SIZE(sbi->raw_super->volume_name), 917 UTF16_LITTLE_ENDIAN, sbi->syslink_name, 918 MAX_VOLUME_NAME); 919 up_read(&sbi->sb_lock); 920 921 if (!count) 922 return -ENOENT; 923 924 for (idx = 0; idx < MAX_DUP_NUM; idx++) { 925 snprintf(sbi->syslink_name + count, MAX_DUP_NAME, "_%d", idx); 926 ret = sysfs_create_link(&f2fs_kset.kobj, &sbi->s_kobj, 927 sbi->syslink_name); 928 if (ret != -EEXIST) 929 break; 930 } 931 932 if (ret) 933 memset(sbi->syslink_name, 0, MAX_SYSLINK_NAME); 934 935 return ret; 936 } 937 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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