+static void nvm_remove_target(struct nvm_target *t)
+{
+ struct nvm_tgt_type *tt = t->type;
+ struct gendisk *tdisk = t->disk;
+ struct request_queue *q = tdisk->queue;
+
+ lockdep_assert_held(&nvm_lock);
+
+ del_gendisk(tdisk);
+ blk_cleanup_queue(q);
+
+ if (tt->exit)
+ tt->exit(tdisk->private_data);
+
+ put_disk(tdisk);
+
+ list_del(&t->list);
+ kfree(t);
+}
+
+static void nvm_free_mgr(struct nvm_dev *dev)
+{
+ struct nvm_target *tgt, *tmp;
+
+ if (!dev->mt)
+ return;
+
+ down_write(&nvm_lock);
+ list_for_each_entry_safe(tgt, tmp, &nvm_targets, list) {
+ if (tgt->dev != dev)
+ continue;
+
+ nvm_remove_target(tgt);
+ }
+ up_write(&nvm_lock);
+
+ dev->mt->unregister_mgr(dev);
+ dev->mt = NULL;
+}
+