*/
#define LTTNG_KERNEL_SESSION_LIST_TRACKER_PIDS _IO(0xF6, 0x58)
#define LTTNG_KERNEL_SESSION_METADATA_REGEN _IO(0xF6, 0x59)
*/
#define LTTNG_KERNEL_SESSION_LIST_TRACKER_PIDS _IO(0xF6, 0x58)
#define LTTNG_KERNEL_SESSION_METADATA_REGEN _IO(0xF6, 0x59)