40 	struct btrfs_path *path;  in insert_normal_tree_ref()  local
52 	path = btrfs_alloc_path();  in insert_normal_tree_ref()
53 	if (!path) {  in insert_normal_tree_ref()
58 	path->leave_spinning = 1;  in insert_normal_tree_ref()
59 	ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);  in insert_normal_tree_ref()
62 		btrfs_free_path(path);  in insert_normal_tree_ref()
66 	leaf = path->nodes[0];  in insert_normal_tree_ref()
67 	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);  in insert_normal_tree_ref()
82 	btrfs_free_path(path);  in insert_normal_tree_ref()
91 	struct btrfs_path *path;  in add_tree_ref()  local
102 	path = btrfs_alloc_path();  in add_tree_ref()
103 	if (!path) {  in add_tree_ref()
108 	path->leave_spinning = 1;  in add_tree_ref()
109 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in add_tree_ref()
112 		btrfs_free_path(path);  in add_tree_ref()
116 	item = btrfs_item_ptr(path->nodes[0], path->slots[0],  in add_tree_ref()
118 	refs = btrfs_extent_refs(path->nodes[0], item);  in add_tree_ref()
119 	btrfs_set_extent_refs(path->nodes[0], item, refs + 1);  in add_tree_ref()
120 	btrfs_release_path(path);  in add_tree_ref()
131 	ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);  in add_tree_ref()
134 	btrfs_free_path(path);  in add_tree_ref()
143 	struct btrfs_path *path;  in remove_extent_item()  local
152 	path = btrfs_alloc_path();  in remove_extent_item()
153 	if (!path) {  in remove_extent_item()
157 	path->leave_spinning = 1;  in remove_extent_item()
159 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_item()
162 		btrfs_free_path(path);  in remove_extent_item()
165 	btrfs_del_item(&trans, root, path);  in remove_extent_item()
166 	btrfs_free_path(path);  in remove_extent_item()
175 	struct btrfs_path *path;  in remove_extent_ref()  local
186 	path = btrfs_alloc_path();  in remove_extent_ref()
187 	if (!path) {  in remove_extent_ref()
192 	path->leave_spinning = 1;  in remove_extent_ref()
193 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in remove_extent_ref()
196 		btrfs_free_path(path);  in remove_extent_ref()
200 	item = btrfs_item_ptr(path->nodes[0], path->slots[0],  in remove_extent_ref()
202 	refs = btrfs_extent_refs(path->nodes[0], item);  in remove_extent_ref()
203 	btrfs_set_extent_refs(path->nodes[0], item, refs - 1);  in remove_extent_ref()
204 	btrfs_release_path(path);  in remove_extent_ref()
215 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_ref()
218 		btrfs_free_path(path);  in remove_extent_ref()
221 	btrfs_del_item(&trans, root, path);  in remove_extent_ref()
222 	btrfs_free_path(path);  in remove_extent_ref()