1669 	WARN_ON_ONCE(event->attach_state & PERF_ATTACH_CONTEXT);  in list_add_event()
1670 	event->attach_state |= PERF_ATTACH_CONTEXT;  in list_add_event()
1827 	if (event->attach_state & PERF_ATTACH_GROUP)  in perf_group_attach()
1830 	event->attach_state |= PERF_ATTACH_GROUP;  in perf_group_attach()
1861 	if (!(event->attach_state & PERF_ATTACH_CONTEXT))  in list_del_event()
1864 	event->attach_state &= ~PERF_ATTACH_CONTEXT;  in list_del_event()
1983 	if (!(event->attach_state & PERF_ATTACH_GROUP))  in perf_group_detach()
1986 	event->attach_state &= ~PERF_ATTACH_GROUP;  in perf_group_detach()
2200 	WARN_ON_ONCE(event->attach_state & PERF_ATTACH_CONTEXT);  in perf_remove_from_context()
2202 	    (event->attach_state & PERF_ATTACH_GROUP)) {  in perf_remove_from_context()
4042 	if ((event->attach_state & PERF_ATTACH_TASK) &&  in perf_event_read_local()
4049 	if (!(event->attach_state & PERF_ATTACH_TASK) &&  in perf_event_read_local()
4248 	if (event->attach_state & PERF_ATTACH_TASK_DATA) {  in find_get_context()
4348 	if (event->attach_state & PERF_ATTACH_TASK)  in is_sb_event()
4404 	if (event->attach_state & PERF_ATTACH_TASK)  in unaccount_event()
4479 	if (event->attach_state & PERF_ATTACH_TASK) {  in exclusive_event_init()
4498 	if (event->attach_state & PERF_ATTACH_TASK)  in exclusive_event_destroy()
4680 		WARN_ON_ONCE(event->attach_state &  in perf_event_release_kernel()
8077 	event->attach_state |= PERF_ATTACH_ITRACE;  in perf_event_itrace_started()
8095 	    event->attach_state & PERF_ATTACH_ITRACE)  in perf_log_itrace_start()
10337 	if (event->attach_state & PERF_ATTACH_TASK)  in account_event()
10462 		event->attach_state = PERF_ATTACH_TASK;  in perf_event_alloc()
11797 	if ((child_event->attach_state & PERF_ATTACH_TASK_DATA) &&  in inherit_event()