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-rw-r--r--tools/perf/util/tsc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/tsc.h b/tools/perf/util/tsc.h
index 4eca84887c8a..a8b78f1b3243 100644
--- a/tools/perf/util/tsc.h
+++ b/tools/perf/util/tsc.h
@@ -7,5 +7,6 @@
u64 perf_time_to_tsc(u64 ns, struct perf_tsc_conversion *tc);
u64 tsc_to_perf_time(u64 cyc, struct perf_tsc_conversion *tc);
+u64 rdtsc(void);
#endif