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-rw-r--r--simpleperf/event_fd.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/simpleperf/event_fd.h b/simpleperf/event_fd.h
index 2112978f..90791a53 100644
--- a/simpleperf/event_fd.h
+++ b/simpleperf/event_fd.h
@@ -28,6 +28,8 @@
#include "IOEventLoop.h"
#include "perf_event.h"
+namespace simpleperf {
+
struct PerfCounter {
uint64_t value; // The value of the event specified by the perf_event_file.
uint64_t time_enabled; // The enabled time.
@@ -153,4 +155,6 @@ class EventFd {
bool IsEventAttrSupported(const perf_event_attr& attr, const std::string& event_name);
+} // namespace simpleperf
+
#endif // SIMPLE_PERF_EVENT_FD_H_