f2fs crypto: add filename encryption for f2fs_lookup

This patch implements filename encryption support for f2fs_lookup.

Note that, f2fs_find_entry should be outside of f2fs_(un)lock_op().

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 5 insertions, 4 deletions

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index b478a6fa92a7..6f4d1dbac2f4 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1584,8 +1584,9 @@ struct dentry *f2fs_get_parent(struct dentry *child);
  */
 extern unsigned char f2fs_filetype_table[F2FS_FT_MAX];
 void set_de_type(struct f2fs_dir_entry *, umode_t);
-struct f2fs_dir_entry *find_target_dentry(struct qstr *, int *,
-                        struct f2fs_dentry_ptr *);
+
+struct f2fs_dir_entry *find_target_dentry(struct f2fs_filename *,
+                        f2fs_hash_t, int *, struct f2fs_dentry_ptr *);
 bool f2fs_fill_dentries(struct dir_context *, struct f2fs_dentry_ptr *,
                         unsigned int, struct f2fs_str *);
 void do_make_empty_dir(struct inode *, struct inode *,
@@ -1931,8 +1932,8 @@ int f2fs_convert_inline_page(struct dnode_of_data *, struct page *);
 int f2fs_convert_inline_inode(struct inode *);
 int f2fs_write_inline_data(struct inode *, struct page *);
 bool recover_inline_data(struct inode *, struct page *);
-struct f2fs_dir_entry *find_in_inline_dir(struct inode *, struct qstr *,
-                                                        struct page **);
+struct f2fs_dir_entry *find_in_inline_dir(struct inode *,
+                                struct f2fs_filename *, struct page **);
 struct f2fs_dir_entry *f2fs_parent_inline_dir(struct inode *, struct page **);
 int make_empty_inline_dir(struct inode *inode, struct inode *, struct page *);
 int f2fs_add_inline_entry(struct inode *, const struct qstr *, struct inode *,