diff --git a/services/audioflinger/Effects.cpp b/services/audioflinger/Effects.cpp
index 1262746..b4029c7 100644
--- a/services/audioflinger/Effects.cpp
+++ b/services/audioflinger/Effects.cpp
@@ -1605,7 +1605,8 @@
     // never process effects when:
     // - on an OFFLOAD thread
     // - no more tracks are on the session and the effect tail has been rendered
-    bool doProcess = (thread->type() != ThreadBase::OFFLOAD);
+    bool doProcess = (thread->type() != ThreadBase::OFFLOAD)
+                  && (thread->type() != ThreadBase::MMAP);
     if (!isGlobalSession) {
         bool tracksOnSession = (trackCnt() != 0);