+LTTng 0.83 fixes kerneldoc.<br>
+LTTng 0.84 adds block layer tracing.<br>
+LTTng 0.85 fixes function tracer support.<br>
+LTTV 0.12.7 updates LTTV to the new lttctl and ltt-armall commands.<br>
+LTTng 0.86 fixes entry_64.S irq off tracer support.<br>