X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0e9c0448c6566825b170b98ecff716b098bda10e..954676b700e711f38ec4d286d33d5427d3f4ca46:/src/smpi/colls/alltoall-3dmesh.c

diff --git a/src/smpi/colls/alltoall-3dmesh.c b/src/smpi/colls/alltoall-3dmesh.c
index c226927693..81b1ecdd7c 100644
--- a/src/smpi/colls/alltoall-3dmesh.c
+++ b/src/smpi/colls/alltoall-3dmesh.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 <math.h>
 
@@ -76,15 +82,15 @@ int smpi_coll_tuned_alltoall_3dmesh(void *send_buff, int send_count,
 
   block_size = extent * send_count;
 
-  tmp_buff1 = (char *) xbt_malloc(block_size * num_procs * two_dsize);
-  tmp_buff2 = (char *) xbt_malloc(block_size * two_dsize);
+  tmp_buff1 = (char *) smpi_get_tmp_sendbuffer(block_size * num_procs * two_dsize);
+  tmp_buff2 = (char *) smpi_get_tmp_recvbuffer(block_size * two_dsize);
 
   statuses = (MPI_Status *) xbt_malloc(num_reqs * sizeof(MPI_Status));
   reqs = (MPI_Request *) xbt_malloc(num_reqs * sizeof(MPI_Request));
 
   req_ptr = reqs;
 
-  send_offset = recv_offset = (rank % two_dsize) * block_size * num_procs;
+  recv_offset = (rank % two_dsize) * block_size * num_procs;
 
   smpi_mpi_sendrecv(send_buff, send_count * num_procs, send_type, rank, tag,
                tmp_buff1 + recv_offset, num_procs * recv_count,
@@ -174,7 +180,7 @@ int smpi_coll_tuned_alltoall_3dmesh(void *send_buff, int send_count,
 
   free(reqs);
   free(statuses);
-  free(tmp_buff1);
-  free(tmp_buff2);
+  smpi_free_tmp_buffer(tmp_buff1);
+  smpi_free_tmp_buffer(tmp_buff2);
   return MPI_SUCCESS;
 }