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-rw-r--r--kernel/trace/trace_selftest.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index 18c5423bc977..0911b7e073bf 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -538,3 +538,26 @@ trace_selftest_startup_sched_switch(struct tracer *trace, struct trace_array *tr
538 return ret; 538 return ret;
539} 539}
540#endif /* CONFIG_CONTEXT_SWITCH_TRACER */ 540#endif /* CONFIG_CONTEXT_SWITCH_TRACER */
541
542#ifdef CONFIG_SYSPROF_TRACER
543int
544trace_selftest_startup_sysprof(struct tracer *trace, struct trace_array *tr)
545{
546 unsigned long count;
547 int ret;
548
549 /* start the tracing */
550 tr->ctrl = 1;
551 trace->init(tr);
552 /* Sleep for a 1/10 of a second */
553 msleep(100);
554 /* stop the tracing. */
555 tr->ctrl = 0;
556 trace->ctrl_update(tr);
557 /* check the trace buffer */
558 ret = trace_test_buffer(tr, &count);
559 trace->reset(tr);
560
561 return ret;
562}
563#endif /* CONFIG_SYSPROF_TRACER */