+int kernctl_create_event_notifier_group_error_counter(int group_fd,
+ struct lttng_kernel_counter_conf *error_counter_conf)
+{
+ return LTTNG_IOCTL_NO_CHECK(group_fd, LTTNG_KERNEL_COUNTER,
+ error_counter_conf);
+}
+
+int kernctl_counter_read_value(int counter_fd,
+ struct lttng_kernel_counter_read *value)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_READ,
+ value);
+}
+
+int kernctl_counter_get_aggregate_value(int counter_fd,
+ struct lttng_kernel_counter_aggregate *value)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_AGGREGATE,
+ value);
+}
+
+int kernctl_counter_clear(int counter_fd,
+ struct lttng_kernel_counter_clear *clear)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_CLEAR,
+ clear);
+}
+
+int kernctl_counter_map_descriptor_count(int counter_fd, uint64_t *count)
+{
+ struct lttng_kernel_counter_map_nr_descriptors nr_desc;
+ int ret;
+
+ ret = LTTNG_IOCTL_NO_CHECK(counter_fd,
+ LTTNG_KERNEL_COUNTER_MAP_NR_DESCRIPTORS, &nr_desc);
+ *count = nr_desc.nr_descriptors;
+
+ return ret;
+}
+
+int kernctl_counter_map_descriptor(int counter_fd,
+ struct lttng_kernel_counter_map_descriptor *descriptor)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd,
+ LTTNG_KERNEL_COUNTER_MAP_DESCRIPTOR, descriptor);
+}
+