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authorIngo Molnar <mingo@elte.hu>2008-07-10 11:43:08 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-10 11:43:08 +0200
commitec1bb60bbff0386c3ec25360e7a8c72f467a6ff1 (patch)
tree893c04336763acd84d575fd713773b882e8bc8a6 /kernel/trace/trace_selftest.c
parent5373fdbdc1dba69aa956098650f71b731d471885 (diff)
parent37f5d732f34fa099676b2c52b8a57bab01a011de (diff)
Merge branch 'tracing/sysprof' into auto-ftrace-next
Diffstat (limited to 'kernel/trace/trace_selftest.c')
-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 18c5423bc97..0911b7e073b 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
return ret;
}
#endif /* CONFIG_CONTEXT_SWITCH_TRACER */
+
+#ifdef CONFIG_SYSPROF_TRACER
+int
+trace_selftest_startup_sysprof(struct tracer *trace, struct trace_array *tr)
+{
+ unsigned long count;
+ int ret;
+
+ /* start the tracing */
+ tr->ctrl = 1;
+ trace->init(tr);
+ /* Sleep for a 1/10 of a second */
+ msleep(100);
+ /* stop the tracing. */
+ tr->ctrl = 0;
+ trace->ctrl_update(tr);
+ /* check the trace buffer */
+ ret = trace_test_buffer(tr, &count);
+ trace->reset(tr);
+
+ return ret;
+}
+#endif /* CONFIG_SYSPROF_TRACER */