These patches are largely based on the casefolding patches for ext4 v4: Added FS_CASEFOLD_FL flag, added documentation that escaped the last format-patch, moved setting dentry ops to f2fs_setup_casefold v3: Addressed feedback, apart from F2FS_CASEFOLD_FL/FS_CASEFOLD_FL Added sysfs file "encoding" to see the encoding set on a filesystem v2: Rebased patches again master, changed f2fs_msg to f2fs_info/f2fs_err Daniel Rosenberg (3): fs: Reserve flag for casefolding f2fs: include charset encoding information in the superblock f2fs: Support case-insensitive file name lookups Documentation/ABI/testing/sysfs-fs-f2fs | 7 ++ Documentation/filesystems/f2fs.txt | 3 + fs/f2fs/dir.c | 126 ++++++++++++++++++++++-- fs/f2fs/f2fs.h | 21 +++- fs/f2fs/file.c | 16 ++- fs/f2fs/hash.c | 35 ++++++- fs/f2fs/inline.c | 4 +- fs/f2fs/inode.c | 4 +- fs/f2fs/namei.c | 21 ++++ fs/f2fs/super.c | 96 ++++++++++++++++++ fs/f2fs/sysfs.c | 23 +++++ include/linux/f2fs_fs.h | 9 +- include/uapi/linux/fs.h | 1 + tools/include/uapi/linux/fs.h | 1 + 14 files changed, 347 insertions(+), 20 deletions(-) -- 2.22.0.657.g960e92d24f-goog