/* Apply on event file descriptor. */
int kernctl_filter(int fd, const struct lttng_bytecode *filter);
int kernctl_add_callsite(int fd, struct lttng_kernel_event_callsite *callsite);
/* Apply on event file descriptor. */
int kernctl_filter(int fd, const struct lttng_bytecode *filter);
int kernctl_add_callsite(int fd, struct lttng_kernel_event_callsite *callsite);