* so it can be read again.
*/
#define RING_BUFFER_METADATA_CACHE_DUMP _IO(0xF6, 0x10)
+/* Clear ring buffer content */
+#define RING_BUFFER_CLEAR _IO(0xF6, 0x11)
/* returns the timestamp begin of the current sub-buffer */
#define LTTNG_RING_BUFFER_GET_TIMESTAMP_BEGIN _IOR(0xF6, 0x20, uint64_t)