perf_event_is_tracing 9066 kernel/events/core.c 	if (!perf_event_is_tracing(event))
perf_event_is_tracing 9112 kernel/events/core.c 	if (!perf_event_is_tracing(event)) {
perf_event_is_tracing 9547 kernel/events/core.c 	if (perf_event_is_tracing(event)) {