+int kernel_validate_version(int tracer_fd);
+void kernel_destroy_session(struct ltt_kernel_session *ksess);
+void kernel_destroy_channel(struct ltt_kernel_channel *kchan);
+int kernel_snapshot_record(struct ltt_kernel_session *ksess,
+ struct snapshot_output *output, int wait, unsigned int nb_streams);
+
+int init_kernel_workarounds(void);