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Merge branch 'master' of git+ssh://scm.gforge.inria.fr//gitroot/simgrid/simgrid
[simgrid.git]
/
src
/
smpi
/
colls
/
bcast-arrival-scatter.c
diff --git
a/src/smpi/colls/bcast-arrival-scatter.c
b/src/smpi/colls/bcast-arrival-scatter.c
index
609490d
..
ff7b10b
100644
(file)
--- a/
src/smpi/colls/bcast-arrival-scatter.c
+++ b/
src/smpi/colls/bcast-arrival-scatter.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"
#ifndef BCAST_ARRIVAL_PATTERN_AWARE_HEADER_SIZE
#include "colls_private.h"
#ifndef BCAST_ARRIVAL_PATTERN_AWARE_HEADER_SIZE
@@
-186,12
+192,9
@@
int smpi_coll_tuned_bcast_arrival_scatter(void *buf, int count,
0, tag, comm, &status);
/* at this point all nodes in this set perform all-gather operation */
0, tag, comm, &status);
/* at this point all nodes in this set perform all-gather operation */
- to = header_buf[myordering + 1];
- from = header_buf[myordering - 1];
- if (myordering == 0)
- from = header_buf[total_nodes - 1];
- if (myordering == (total_nodes - 1))
- to = header_buf[0];
+
+ to = (myordering == (total_nodes - 1)) ? header_buf[0] : header_buf[myordering + 1];
+ from = (myordering == 0) ? header_buf[total_nodes - 1] : header_buf[myordering - 1];
/* last segment may have a larger size since it also include the remainder */
/* last segment may have a larger size since it also include the remainder */