139 	struct rb_root write_tree;  member
1196 		struct rb_root write_tree;  in dmcrypt_write()  local
1204 		if (!RB_EMPTY_ROOT(&cc->write_tree))  in dmcrypt_write()
1224 		write_tree = cc->write_tree;  in dmcrypt_write()
1225 		cc->write_tree = RB_ROOT;  in dmcrypt_write()
1228 		BUG_ON(rb_parent(write_tree.rb_node));  in dmcrypt_write()
1236 			io = crypt_io_from_node(rb_first(&write_tree));  in dmcrypt_write()
1237 			rb_erase(&io->rb_node, &write_tree);  in dmcrypt_write()
1239 		} while (!RB_EMPTY_ROOT(&write_tree));  in dmcrypt_write()
1271 	rbp = &cc->write_tree.rb_node;  in kcryptd_crypt_write_io_submit()
1282 	rb_insert_color(&io->rb_node, &cc->write_tree);  in kcryptd_crypt_write_io_submit()
1884 	cc->write_tree = RB_ROOT;  in crypt_ctr()