1265 					   int refs_to_drop, int *last_ref)  in remove_extent_data_ref()  argument
1301 		*last_ref = 1;  in remove_extent_data_ref()
1760 				  int *last_ref)  in update_inline_extent_backref()  argument
1804 		*last_ref = 1;  in update_inline_extent_backref()
1869 				 int refs_to_drop, int is_data, int *last_ref)  in remove_extent_backref()  argument
1876 					     -refs_to_drop, NULL, last_ref);  in remove_extent_backref()
1879 					     last_ref);  in remove_extent_backref()
1881 		*last_ref = 1;  in remove_extent_backref()
6121 	int last_ref = 0;  in __btrfs_free_extent()  local
6176 						    is_data, &last_ref);  in __btrfs_free_extent()
6319 						    is_data, &last_ref);  in __btrfs_free_extent()
6340 		last_ref = 1;  in __btrfs_free_extent()
6366 	if (!ret && last_ref && !no_quota) {  in __btrfs_free_extent()
6457 			   u64 parent, int last_ref)  in btrfs_free_tree_block()  argument
6471 	if (!last_ref)  in btrfs_free_tree_block()