1768 	WARN_ON_ONCE(event->attach_state & PERF_ATTACH_CONTEXT);  in list_add_event()
1769 	event->attach_state |= PERF_ATTACH_CONTEXT;  in list_add_event()
1943 	if (event->attach_state & PERF_ATTACH_GROUP)  in perf_group_attach()
1946 	event->attach_state |= PERF_ATTACH_GROUP;  in perf_group_attach()
1978 	if (!(event->attach_state & PERF_ATTACH_CONTEXT))  in list_del_event()
1981 	event->attach_state &= ~PERF_ATTACH_CONTEXT;  in list_del_event()
2135 	if (!(event->attach_state & PERF_ATTACH_GROUP))  in perf_group_detach()
2138 	event->attach_state &= ~PERF_ATTACH_GROUP;  in perf_group_detach()
2168 		if (sibling->attach_state & PERF_ATTACH_CONTEXT) {  in perf_group_detach()
2191 	if (!(event->attach_state & PERF_ATTACH_CHILD))  in perf_child_detach()
2194 	event->attach_state &= ~PERF_ATTACH_CHILD;  in perf_child_detach()
4550 	if ((event->attach_state & PERF_ATTACH_TASK) &&  in perf_event_read_local()
4557 	if (!(event->attach_state & PERF_ATTACH_TASK) &&  in perf_event_read_local()
4836 	if (event->attach_state & PERF_ATTACH_TASK_DATA) {  in find_get_pmu_context()
4960 	if (event->attach_state & PERF_ATTACH_TASK)  in is_sb_event()
5007 	if (event->attach_state & (PERF_ATTACH_TASK | PERF_ATTACH_SCHED_CB))  in unaccount_event()
5086 	if (event->attach_state & PERF_ATTACH_TASK) {  in exclusive_event_init()
5105 	if (event->attach_state & PERF_ATTACH_TASK)  in exclusive_event_destroy()
5292 		WARN_ON_ONCE(event->attach_state &  in perf_event_release_kernel()
9372 	event->attach_state |= PERF_ATTACH_ITRACE;  in perf_event_itrace_started()
9390 	    event->attach_state & PERF_ATTACH_ITRACE)  in perf_log_itrace_start()
11753 	if (event->attach_state & (PERF_ATTACH_TASK | PERF_ATTACH_SCHED_CB))  in account_event()
11892 		event->attach_state = PERF_ATTACH_TASK;  in perf_event_alloc()
13324 	child_event->attach_state |= PERF_ATTACH_CHILD;  in inherit_event()