ext4: let ext4_readdir handle inline data

For "." and "..", we just call filldir by ourselves
instead of iterating the real dir entry.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 9 insertions, 0 deletions

diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index 397ef4bbaf1e..539e6a08c95f 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -168,6 +168,9 @@ extern int ext4_try_add_inline_entry(handle_t *handle, struct dentry *dentry,
 extern int ext4_try_create_inline_dir(handle_t *handle,
                                       struct inode *parent,
                                       struct inode *inode);
+extern int ext4_read_inline_dir(struct file *filp,
+                                void *dirent, filldir_t filldir,
+                                int *has_inline_data);
 # else  /* CONFIG_EXT4_FS_XATTR */
 
 static inline int
@@ -346,6 +349,12 @@ static inline int ext4_try_create_inline_dir(handle_t *handle,
 {
         return 0;
 }
+static inline int ext4_read_inline_dir(struct file *filp,
+                                       void *dirent, filldir_t filldir,
+                                       int *has_inline_data)
+{
+        return 0;
+}
 # endif  /* CONFIG_EXT4_FS_XATTR */
 
 #ifdef CONFIG_EXT4_FS_SECURITY