41 	struct btrfs_path *path;  in insert_normal_tree_ref()  local
53 	path = btrfs_alloc_path();  in insert_normal_tree_ref()
54 	if (!path) {  in insert_normal_tree_ref()
59 	path->leave_spinning = 1;  in insert_normal_tree_ref()
60 	ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);  in insert_normal_tree_ref()
63 		btrfs_free_path(path);  in insert_normal_tree_ref()
67 	leaf = path->nodes[0];  in insert_normal_tree_ref()
68 	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);  in insert_normal_tree_ref()
83 	btrfs_free_path(path);  in insert_normal_tree_ref()
92 	struct btrfs_path *path;  in add_tree_ref()  local
103 	path = btrfs_alloc_path();  in add_tree_ref()
104 	if (!path) {  in add_tree_ref()
109 	path->leave_spinning = 1;  in add_tree_ref()
110 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in add_tree_ref()
113 		btrfs_free_path(path);  in add_tree_ref()
117 	item = btrfs_item_ptr(path->nodes[0], path->slots[0],  in add_tree_ref()
119 	refs = btrfs_extent_refs(path->nodes[0], item);  in add_tree_ref()
120 	btrfs_set_extent_refs(path->nodes[0], item, refs + 1);  in add_tree_ref()
121 	btrfs_release_path(path);  in add_tree_ref()
132 	ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);  in add_tree_ref()
135 	btrfs_free_path(path);  in add_tree_ref()
144 	struct btrfs_path *path;  in remove_extent_item()  local
153 	path = btrfs_alloc_path();  in remove_extent_item()
154 	if (!path) {  in remove_extent_item()
158 	path->leave_spinning = 1;  in remove_extent_item()
160 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_item()
163 		btrfs_free_path(path);  in remove_extent_item()
166 	btrfs_del_item(&trans, root, path);  in remove_extent_item()
167 	btrfs_free_path(path);  in remove_extent_item()
176 	struct btrfs_path *path;  in remove_extent_ref()  local
187 	path = btrfs_alloc_path();  in remove_extent_ref()
188 	if (!path) {  in remove_extent_ref()
193 	path->leave_spinning = 1;  in remove_extent_ref()
194 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in remove_extent_ref()
197 		btrfs_free_path(path);  in remove_extent_ref()
201 	item = btrfs_item_ptr(path->nodes[0], path->slots[0],  in remove_extent_ref()
203 	refs = btrfs_extent_refs(path->nodes[0], item);  in remove_extent_ref()
204 	btrfs_set_extent_refs(path->nodes[0], item, refs - 1);  in remove_extent_ref()
205 	btrfs_release_path(path);  in remove_extent_ref()
216 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_ref()
219 		btrfs_free_path(path);  in remove_extent_ref()
222 	btrfs_del_item(&trans, root, path);  in remove_extent_ref()
223 	btrfs_free_path(path);  in remove_extent_ref()