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-rw-r--r--sys/sys/sdt.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/sys/sdt.h b/sys/sys/sdt.h
index 3ee18a8f672b..90d169906d49 100644
--- a/sys/sys/sdt.h
+++ b/sys/sys/sdt.h
@@ -258,6 +258,10 @@ int sdt_argtype_listall(struct sdt_probe *, sdt_argtype_listall_func_t, void *);
int sdt_probe_listall(struct sdt_provider *, sdt_probe_listall_func_t, void *);
int sdt_provider_listall(sdt_provider_listall_func_t,void *);
+void sdt_register_callbacks(sdt_provider_listall_func_t, void *,
+ sdt_provider_listall_func_t, void *, sdt_probe_listall_func_t, void *);
+void sdt_deregister_callbacks(void);
+
#endif /* KDTRACE_HOOKS */
#endif /* _KERNEL */