2319 static void sync_child_event(struct perf_event *child_event);
13953 static void sync_child_event(struct perf_event *child_event)  in sync_child_event()  argument
13955 	struct perf_event *parent_event = child_event->parent;  in sync_child_event()
13958 	if (child_event->attr.inherit_stat) {  in sync_child_event()
13959 		struct task_struct *task = child_event->ctx->task;  in sync_child_event()
13962 			perf_event_read_event(child_event, task);  in sync_child_event()
13965 	child_val = perf_event_count(child_event, false);  in sync_child_event()
13971 	atomic64_add(child_event->total_time_enabled,  in sync_child_event()
13973 	atomic64_add(child_event->total_time_running,  in sync_child_event()
14042 	struct perf_event *child_event, *next;  in perf_event_exit_task_context()  local
14092 	list_for_each_entry_safe(child_event, next, &ctx->event_list, event_entry)  in perf_event_exit_task_context()
14093 		perf_event_exit_event(child_event, ctx, false);  in perf_event_exit_task_context()
14234 	struct perf_event *child_event;  in inherit_event()  local
14254 	child_event = perf_event_alloc(&parent_event->attr,  in inherit_event()
14259 	if (IS_ERR(child_event))  in inherit_event()
14260 		return child_event;  in inherit_event()
14263 	child_event->ctx = child_ctx;  in inherit_event()
14265 	pmu_ctx = find_get_pmu_context(child_event->pmu, child_ctx, child_event);  in inherit_event()
14267 		free_event(child_event);  in inherit_event()
14270 	child_event->pmu_ctx = pmu_ctx;  in inherit_event()
14282 		free_event(child_event);  in inherit_event()
14292 		child_event->state = PERF_EVENT_STATE_INACTIVE;  in inherit_event()
14294 		child_event->state = PERF_EVENT_STATE_OFF;  in inherit_event()
14298 		struct hw_perf_event *hwc = &child_event->hw;  in inherit_event()
14306 	child_event->overflow_handler = parent_event->overflow_handler;  in inherit_event()
14307 	child_event->overflow_handler_context  in inherit_event()
14313 	perf_event__header_size(child_event);  in inherit_event()
14314 	perf_event__id_header_size(child_event);  in inherit_event()
14320 	add_event_to_ctx(child_event, child_ctx);  in inherit_event()
14321 	child_event->attach_state |= PERF_ATTACH_CHILD;  in inherit_event()
14327 	list_add_tail(&child_event->child_list, &parent_event->child_list);  in inherit_event()
14330 	return child_event;  in inherit_event()