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Diffstat (limited to 'kernel/trace/trace_selftest.c')
-rw-r--r--kernel/trace/trace_selftest.c57
1 files changed, 0 insertions, 57 deletions
diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c
index 81003b4d617..1cc9858258b 100644
--- a/kernel/trace/trace_selftest.c
+++ b/kernel/trace/trace_selftest.c
@@ -17,7 +17,6 @@ static inline int trace_valid_entry(struct trace_entry *entry)
17 case TRACE_BRANCH: 17 case TRACE_BRANCH:
18 case TRACE_GRAPH_ENT: 18 case TRACE_GRAPH_ENT:
19 case TRACE_GRAPH_RET: 19 case TRACE_GRAPH_RET:
20 case TRACE_HW_BRANCHES:
21 case TRACE_KSYM: 20 case TRACE_KSYM:
22 return 1; 21 return 1;
23 } 22 }
@@ -755,62 +754,6 @@ trace_selftest_startup_branch(struct tracer *trace, struct trace_array *tr)
755} 754}
756#endif /* CONFIG_BRANCH_TRACER */ 755#endif /* CONFIG_BRANCH_TRACER */
757 756
758#ifdef CONFIG_HW_BRANCH_TRACER
759int
760trace_selftest_startup_hw_branches(struct tracer *trace,
761 struct trace_array *tr)
762{
763 struct trace_iterator *iter;
764 struct tracer tracer;
765 unsigned long count;
766 int ret;
767
768 if (!trace->open) {
769 printk(KERN_CONT "missing open function...");
770 return -1;
771 }
772
773 ret = tracer_init(trace, tr);
774 if (ret) {
775 warn_failed_init_tracer(trace, ret);
776 return ret;
777 }
778
779 /*
780 * The hw-branch tracer needs to collect the trace from the various
781 * cpu trace buffers - before tracing is stopped.
782 */
783 iter = kzalloc(sizeof(*iter), GFP_KERNEL);
784 if (!iter)
785 return -ENOMEM;
786
787 memcpy(&tracer, trace, sizeof(tracer));
788
789 iter->trace = &tracer;
790 iter->tr = tr;
791 iter->pos = -1;
792 mutex_init(&iter->mutex);
793
794 trace->open(iter);
795
796 mutex_destroy(&iter->mutex);
797 kfree(iter);
798
799 tracing_stop();
800
801 ret = trace_test_buffer(tr, &count);
802 trace->reset(tr);
803 tracing_start();
804
805 if (!ret && !count) {
806 printk(KERN_CONT "no entries found..");
807 ret = -1;
808 }
809
810 return ret;
811}
812#endif /* CONFIG_HW_BRANCH_TRACER */
813
814#ifdef CONFIG_KSYM_TRACER 757#ifdef CONFIG_KSYM_TRACER
815static int ksym_selftest_dummy; 758static int ksym_selftest_dummy;
816 759