sessiond: Implement kernel event notifier error counter

[lttng-tools.git] / src / common / kernel-ctl / kernel-ctl.c

diff --git a/src/common/kernel-ctl/kernel-ctl.c b/src/common/kernel-ctl/kernel-ctl.c
index 94e22ff0691170ad5db2f856b4bd512cd9f7e9d7..592e1a2f4146d4b118655eb59680267a0d1686be 100644 (file)
--- a/src/common/kernel-ctl/kernel-ctl.c
+++ b/src/common/kernel-ctl/kernel-ctl.c
@@ -430,6 +430,27 @@ int kernctl_create_event_notifier_group_notification_fd(int group_fd)
                        LTTNG_KERNEL_EVENT_NOTIFIER_GROUP_NOTIFICATION_FD);
 }
 
+int kernctl_create_event_notifier_group_error_counter(int group_fd,
+               const struct lttng_kernel_counter_conf *error_counter_conf)
+{
+       return LTTNG_IOCTL_NO_CHECK(group_fd, LTTNG_KERNEL_COUNTER,
+                       error_counter_conf);
+}
+
+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_create_event_notifier(int group_fd,
                const struct lttng_kernel_event_notifier *event_notifier)
 {