+/* Get the current version of the metadata cache (after a get_next). */
+#define RING_BUFFER_COMPAT_GET_METADATA_VERSION RING_BUFFER_GET_METADATA_VERSION
+/*
+ * Get a snapshot of the current ring buffer producer and consumer positions,
+ * regardless of whether or not the two positions are contained within the same
+ * sub-buffer.
+ */
+#define RING_BUFFER_COMPAT_SNAPSHOT_SAMPLE_POSITIONS \
+ RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS
+/* Flush the current sub-buffer, even if empty. */
+#define RING_BUFFER_COMPAT_FLUSH_EMPTY \
+ RING_BUFFER_FLUSH_EMPTY