diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index e2932f1..23b07c4 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -6078,8 +6078,10 @@
             }
         // otherwise use the HAL / AudioStreamIn directly
         } else {
+            ATRACE_BEGIN("read");
             ssize_t bytesRead = mInput->stream->read(mInput->stream,
                     (uint8_t*)mRsmpInBuffer + rear * mFrameSize, mBufferSize);
+            ATRACE_END();
             if (bytesRead < 0) {
                 framesRead = bytesRead;
             } else {