lttng_ring_buffer_client_discard_exit
#define LTTNG_CLIENT_TYPE LTTNG_CLIENT_DISCARD
#define LTTNG_CLIENT_WAKEUP RING_BUFFER_WAKEUP_BY_WRITER
lttng_ring_buffer_client_discard_exit
#define LTTNG_CLIENT_TYPE LTTNG_CLIENT_DISCARD
#define LTTNG_CLIENT_WAKEUP RING_BUFFER_WAKEUP_BY_WRITER