diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index 9c36479..53a7a8f 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -426,6 +426,8 @@
     void dumpClients(int fd, const Vector<String16>& args);
     void dumpInternals(int fd, const Vector<String16>& args);
 
+    SimpleLog mThreadLog{10}; // 10 Thread history limit
+
     // --- Client ---
     class Client : public RefBase {
     public: