Allow the number of capabilities to be increased at runtime (#3729)

At present the number of capabilities can only be *increased*, not
decreased.  The latter presents a few more challenges!

1 files changed, 7 insertions, 0 deletions

diff --git a/rts/Trace.c b/rts/Trace.c
index 1671bfeb36..df5147ca05 100644
--- a/rts/Trace.c
+++ b/rts/Trace.c
@@ -143,6 +143,13 @@ void resetTracing (void)
     }
 }
 
+void tracingAddCapapilities (nat from, nat to)
+{
+    if (eventlog_enabled) {
+        moreCapEventBufs(from,to);
+    }
+}
+
 /* ---------------------------------------------------------------------------
    Emitting trace messages/events
  --------------------------------------------------------------------------- */