diff --git a/libraries/AP_HAL/utility/RingBuffer.cpp b/libraries/AP_HAL/utility/RingBuffer.cpp
index 0c9f36d2361a1e..5a1daaa66f6170 100644
--- a/libraries/AP_HAL/utility/RingBuffer.cpp
+++ b/libraries/AP_HAL/utility/RingBuffer.cpp
@@ -70,6 +70,7 @@ uint32_t ByteBuffer::available(void) const
 void ByteBuffer::clear(void)
 {
     head = tail = 0;
+    // stats.clear(0);
 }
 
 uint32_t ByteBuffer::space(void) const
diff --git a/libraries/AP_HAL/utility/RingBuffer.h b/libraries/AP_HAL/utility/RingBuffer.h
index bddfc54283fb9a..463f32c221fa02 100644
--- a/libraries/AP_HAL/utility/RingBuffer.h
+++ b/libraries/AP_HAL/utility/RingBuffer.h
@@ -102,6 +102,18 @@ class ByteBuffer {
     std::atomic<uint32_t> tail{0}; // where to write data
 
     bool external_buf;
+
+    // struct Stats {
+    //     void clear(uint32_t _available) {
+    //         written = 0;
+    //         read = 0;
+    //         size_min = size_max = _available;
+    //     }
+    //     uint32_t size_min;
+    //     uint32_t size_max;
+    //     uint32_t written;
+    //     uint32_t read;
+    // } stats;
 };
 
 /*