X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1faf1e4ac5d8295ab562c45a5507a471ad4540a6..cd9affe6152d6bbec19a72ea6fe26ab9407b51b7:/src/smpi/colls/reduce-NTSL.c

diff --git a/src/smpi/colls/reduce-NTSL.c b/src/smpi/colls/reduce-NTSL.c
index 2bb714a192..4f1dc0db52 100644
--- a/src/smpi/colls/reduce-NTSL.c
+++ b/src/smpi/colls/reduce-NTSL.c
@@ -1,3 +1,9 @@
+/* Copyright (c) 2013-2014. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
 #include "colls_private.h"
 //#include <star-reduction.c>
 
@@ -21,8 +27,8 @@ int smpi_coll_tuned_reduce_NTSL(void *buf, void *rbuf, int count,
   MPI_Aint extent;
   extent = smpi_datatype_get_extent(datatype);
 
-  rank = smpi_comm_rank(MPI_COMM_WORLD);
-  size = smpi_comm_size(MPI_COMM_WORLD);
+  rank = smpi_comm_rank(comm);
+  size = smpi_comm_size(comm);
 
   /* source node and destination nodes (same through out the functions) */
   int to = (rank - 1 + size) % size;