trace_selftest_startup_preemptirqsoff  828 kernel/trace/trace.h extern int trace_selftest_startup_preemptirqsoff(struct tracer *trace,
trace_selftest_startup_preemptirqsoff  737 kernel/trace/trace_irqsoff.c 	.selftest    = trace_selftest_startup_preemptirqsoff,