Introduce vtracef

[lttng-ust.git] / doc / man / tracef-tracelog-limitations.txt

diff --git a/doc/man/tracef-tracelog-limitations.txt b/doc/man/tracef-tracelog-limitations.txt
index a94919030ec71ce18f46ec9b49a824404d51534d..ad4130dd4c03312f7d331c830d54ab2601b435bd 100644 (file)
--- a/doc/man/tracef-tracelog-limitations.txt
+++ b/doc/man/tracef-tracelog-limitations.txt
@@ -21,4 +21,7 @@ Thus, +{macro-name}()+ is useful for quick prototyping and debugging, but
 should not be considered for any permanent/serious application
 instrumentation.
 
++v{macro-name}()+ does not have a `STAP_PROBEV()` call, because `STAP_PROBEV()`
+does not support `va_list`. If you need it, you should emit this call yourself.
+
 See man:lttng-ust(3) to learn more about custom tracepoint providers.