This lays the ground work for enabling casefolding and encryption at the same time for ext4 and f2fs. A future set of patches will enable that functionality. These unify the highly similar dentry_operations that ext4 and f2fs both use for casefolding. Daniel Rosenberg (4): unicode: Add utf8_casefold_hash fs: Add standard casefolding support f2fs: Use generic casefolding support ext4: Use generic casefolding support fs/ext4/dir.c | 64 +------------------------ fs/ext4/ext4.h | 12 ----- fs/ext4/hash.c | 2 +- fs/ext4/namei.c | 20 ++++---- fs/ext4/super.c | 12 ++--- fs/f2fs/dir.c | 84 ++++----------------------------- fs/f2fs/f2fs.h | 4 -- fs/f2fs/super.c | 10 ++-- fs/f2fs/sysfs.c | 10 ++-- fs/libfs.c | 101 ++++++++++++++++++++++++++++++++++++++++ fs/unicode/utf8-core.c | 23 ++++++++- include/linux/f2fs_fs.h | 3 -- include/linux/fs.h | 22 +++++++++ include/linux/unicode.h | 3 ++ 14 files changed, 186 insertions(+), 184 deletions(-) -- 2.27.0.111.gc72c7da667-goog