+struct lttng_kernel_uprobe {
+ int fd;
+} __attribute__((packed));
+
+struct lttng_kernel_event_callsite_uprobe {
+ uint64_t offset;
+} __attribute__((packed));
+
+struct lttng_kernel_event_callsite {
+ union {
+ struct lttng_kernel_event_callsite_uprobe uprobe;
+ } u;
+} __attribute__((packed));
+