104 	struct list_head event_sub; /* holds devx_event_subscription entries */  member
1366 	list_for_each_entry_safe(sub_entry, tmp, &obj->event_sub, obj_list)  in devx_obj_cleanup()
1467 	INIT_LIST_HEAD(&obj->event_sub);  in UVERBS_HANDLER()
1929 	struct devx_event_subscription *event_sub, *tmp_sub;  in UVERBS_HANDLER()  local
2017 		event_sub = kzalloc(sizeof(*event_sub), GFP_KERNEL);  in UVERBS_HANDLER()
2018 		if (!event_sub)  in UVERBS_HANDLER()
2021 		list_add_tail(&event_sub->event_list, &sub_list);  in UVERBS_HANDLER()
2023 			event_sub->eventfd =  in UVERBS_HANDLER()
2026 			if (IS_ERR(event_sub->eventfd)) {  in UVERBS_HANDLER()
2027 				err = PTR_ERR(event_sub->eventfd);  in UVERBS_HANDLER()
2028 				event_sub->eventfd = NULL;  in UVERBS_HANDLER()
2033 		event_sub->cookie = cookie;  in UVERBS_HANDLER()
2034 		event_sub->ev_file = ev_file;  in UVERBS_HANDLER()
2035 		event_sub->filp = fd_uobj->object;  in UVERBS_HANDLER()
2037 		event_sub->xa_key_level1 = key_level1;  in UVERBS_HANDLER()
2038 		event_sub->xa_key_level2 = obj_id;  in UVERBS_HANDLER()
2039 		INIT_LIST_HEAD(&event_sub->obj_list);  in UVERBS_HANDLER()
2046 	list_for_each_entry_safe(event_sub, tmp_sub, &sub_list, event_list) {  in UVERBS_HANDLER()
2050 		list_del_init(&event_sub->event_list);  in UVERBS_HANDLER()
2053 		list_add_tail_rcu(&event_sub->file_list,  in UVERBS_HANDLER()
2058 				event_sub->xa_key_level1);  in UVERBS_HANDLER()
2062 			list_add_tail_rcu(&event_sub->xa_list,  in UVERBS_HANDLER()
2069 		list_add_tail_rcu(&event_sub->xa_list,  in UVERBS_HANDLER()
2071 		list_add_tail_rcu(&event_sub->obj_list,  in UVERBS_HANDLER()
2072 				  &obj->event_sub);  in UVERBS_HANDLER()
2079 	list_for_each_entry_safe(event_sub, tmp_sub, &sub_list, event_list) {  in UVERBS_HANDLER()
2080 		list_del(&event_sub->event_list);  in UVERBS_HANDLER()
2083 					   event_sub->xa_key_level1,  in UVERBS_HANDLER()
2087 		if (event_sub->eventfd)  in UVERBS_HANDLER()
2088 			eventfd_ctx_put(event_sub->eventfd);  in UVERBS_HANDLER()
2090 		kfree(event_sub);  in UVERBS_HANDLER()
2303 static int deliver_event(struct devx_event_subscription *event_sub,  in deliver_event()  argument
2310 	ev_file = event_sub->ev_file;  in deliver_event()
2314 		if (!list_empty(&event_sub->event_list)) {  in deliver_event()
2319 		list_add_tail(&event_sub->event_list, &ev_file->event_list);  in deliver_event()
2334 	event_data->hdr.cookie = event_sub->cookie;  in deliver_event()
2547 	struct devx_event_subscription *event_sub;  in devx_async_event_read()  local
2589 		event_sub = list_first_entry(&ev_file->event_list,  in devx_async_event_read()
2592 		eventsz = sizeof(event_sub->cookie);  in devx_async_event_read()
2593 		event_data = &event_sub->cookie;  in devx_async_event_read()
2608 		list_del_init(&event_sub->event_list);  in devx_async_event_read()
2646 	struct devx_event_subscription *event_sub, *event_sub_tmp;  in devx_async_event_close()  local
2652 	list_for_each_entry_safe(event_sub, event_sub_tmp,  in devx_async_event_close()
2654 		devx_cleanup_subscription(dev, event_sub);  in devx_async_event_close()
2655 		if (event_sub->eventfd)  in devx_async_event_close()
2656 			eventfd_ctx_put(event_sub->eventfd);  in devx_async_event_close()
2658 		list_del_rcu(&event_sub->file_list);  in devx_async_event_close()
2660 		kfree_rcu(event_sub, rcu);  in devx_async_event_close()