Mountable btrfs, with readdir

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 7 insertions, 10 deletions

diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c
index 4d8083d..75d6e37 100644
--- a/fs/btrfs/dir-item.c
+++ b/fs/btrfs/dir-item.c
@@ -18,12 +18,7 @@ int btrfs_insert_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root
 	key.objectid = dir;
 	key.flags = 0;
 	btrfs_set_key_type(&key, BTRFS_DIR_ITEM_KEY);
-	if (name_len == 1 && *name == '.')
-		key.offset = 1;
-	else if (name_len == 2 && name[0] == '.' && name[1] == '.')
-		key.offset = 2;
-	else
-		ret = btrfs_name_hash(name, name_len, &key.offset);
+	ret = btrfs_name_hash(name, name_len, &key.offset);
 	BUG_ON(ret);
 	btrfs_init_path(&path);
 	data_size = sizeof(*dir_item) + name_len;
@@ -31,7 +26,8 @@ int btrfs_insert_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root
 	if (ret)
 		goto out;
 
-	dir_item = btrfs_item_ptr(&path.nodes[0]->leaf, path.slots[0],
+	dir_item = btrfs_item_ptr(btrfs_buffer_leaf(path.nodes[0]),
+				  path.slots[0],
 				  struct btrfs_dir_item);
 	btrfs_set_dir_objectid(dir_item, objectid);
 	btrfs_set_dir_type(dir_item, type);
@@ -45,8 +41,8 @@ out:
 }
 
 int btrfs_lookup_dir_item(struct btrfs_trans_handle *trans, struct btrfs_root
-			  *root, struct btrfs_path *path, u64 dir, char *name,
-			  int name_len, int mod)
+			  *root, struct btrfs_path *path, u64 dir,
+			  const char *name, int name_len, int mod)
 {
 	int ret;
 	struct btrfs_key key;
@@ -69,7 +65,8 @@ int btrfs_match_dir_item_name(struct btrfs_root *root,
 	struct btrfs_dir_item *dir_item;
 	char *name_ptr;
 
-	dir_item = btrfs_item_ptr(&path->nodes[0]->leaf, path->slots[0],
+	dir_item = btrfs_item_ptr(btrfs_buffer_leaf(path->nodes[0]),
+				  path->slots[0],
 				  struct btrfs_dir_item);
 	if (btrfs_dir_name_len(dir_item) != name_len)
 		return 0;