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-rw-r--r--fs/ext4/dir.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index c7843b149a1e..1f7784bee42a 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -33,6 +33,9 @@
static int ext4_dx_readdir(struct file *, struct dir_context *);
/**
+ * is_dx_dir() - check if a directory is using htree indexing
+ * @inode: directory inode
+ *
* Check if the given dir-inode refers to an htree-indexed directory
* (or a directory which could potentially get converted to use htree
* indexing).