MonetDB: default - Only pick the first eligible instruction

[Martin Kersten]

Changeset: 146af1336a14 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=146af1336a14
Modified Files:
        monetdb5/mal/mal_dataflow.c
Branch: default
Log Message:

Only pick the first eligible instruction
and leave the rest to the main scheduler.


diffs (18 lines):

diff --git a/monetdb5/mal/mal_dataflow.c b/monetdb5/mal/mal_dataflow.c
--- a/monetdb5/mal/mal_dataflow.c
+++ b/monetdb5/mal/mal_dataflow.c
@@ -324,13 +324,8 @@ DFLOWworker(void *t)
                                flow->status[i].blocks = 0;
                                flow->status[i].hotclaim = fe->hotclaim;
                                flow->status[i].argclaim += fe->hotclaim;
-                               if (fnxt) {
-                                       if (flow->error)
-                                               q_enqueue(flow->done, fnxt);
-                                       else
-                                               q_enqueue(todo, fnxt);
-                               }
                                fnxt = flow->status + i;
+                               break;
                        }
                MT_lock_unset(&flow->flowlock, "MALworker");
 
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