+static void ib_uverbs_release_dev(struct kref *ref)
+{
+ struct ib_uverbs_device *dev =
+ container_of(ref, struct ib_uverbs_device, ref);
+
+ kfree(dev);
+}
+
+void ib_uverbs_release_ucq(struct ib_uverbs_file *file,
+ struct ib_uverbs_event_file *ev_file,
+ struct ib_ucq_object *uobj)
+{
+ struct ib_uverbs_event *evt, *tmp;
+
+ if (ev_file) {
+ spin_lock_irq(&ev_file->lock);
+ list_for_each_entry_safe(evt, tmp, &uobj->comp_list, obj_list) {
+ list_del(&evt->list);
+ kfree(evt);
+ }
+ spin_unlock_irq(&ev_file->lock);
+
+ kref_put(&ev_file->ref, ib_uverbs_release_event_file);
+ }
+
+ spin_lock_irq(&file->async_file->lock);
+ list_for_each_entry_safe(evt, tmp, &uobj->async_list, obj_list) {
+ list_del(&evt->list);
+ kfree(evt);
+ }
+ spin_unlock_irq(&file->async_file->lock);
+}
+
+void ib_uverbs_release_uevent(struct ib_uverbs_file *file,
+ struct ib_uevent_object *uobj)
+{
+ struct ib_uverbs_event *evt, *tmp;
+
+ spin_lock_irq(&file->async_file->lock);
+ list_for_each_entry_safe(evt, tmp, &uobj->event_list, obj_list) {
+ list_del(&evt->list);
+ kfree(evt);
+ }
+ spin_unlock_irq(&file->async_file->lock);
+}
+
+static void ib_uverbs_detach_umcast(struct ib_qp *qp,
+ struct ib_uqp_object *uobj)
+{
+ struct ib_uverbs_mcast_entry *mcast, *tmp;
+
+ list_for_each_entry_safe(mcast, tmp, &uobj->mcast_list, list) {
+ ib_detach_mcast(qp, &mcast->gid, mcast->lid);
+ list_del(&mcast->list);
+ kfree(mcast);
+ }
+}
+
+static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
+ struct ib_ucontext *context)