lttng_ring_buffer_client_discard_exit
#define LTTNG_CLIENT_TYPE LTTNG_CLIENT_DISCARD
#define LTTNG_CLIENT_CALLBACKS lttng_client_callbacks_discard
lttng_ring_buffer_client_discard_exit
#define LTTNG_CLIENT_TYPE LTTNG_CLIENT_DISCARD
#define LTTNG_CLIENT_CALLBACKS lttng_client_callbacks_discard