init request real_src

[simgrid.git] / src / smpi / smpi_base.c

diff --git a/src/smpi/smpi_base.c b/src/smpi/smpi_base.c
index f114a57..5ad3fa7 100644 (file)
--- a/src/smpi/smpi_base.c
+++ b/src/smpi/smpi_base.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2007-2013. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -219,6 +219,7 @@ static MPI_Request build_request(void *buf, int count,
   request->flags = flags;
   request->detached = 0;
   request->detached_sender = NULL;
+  request->real_src = 0;
 
   request->truncated = 0;
   request->real_size = 0;
@@ -320,6 +321,7 @@ void smpi_mpi_start(MPI_Request request)
   if(request->flags & PREPARED)request->flags &= ~PREPARED;
   if(request->flags & RECV) {
     print_request("New recv", request);
+    //FIXME: if receive is posted with a large size, but send is smaller, mailboxes may not match !
     if (request->size < sg_cfg_get_int("smpi/async_small_thres"))
       mailbox = smpi_process_mailbox_small();
     else
@@ -345,7 +347,7 @@ void smpi_mpi_start(MPI_Request request)
     #ifdef HAVE_TRACING
       int rank = smpi_process_index();
       if (TRACE_smpi_view_internals()) {
-        TRACE_smpi_send(rank, rank, receiver);
+        TRACE_smpi_send(rank, rank, receiver,request->size);
       }
     #endif
 /*    if(receiver == MPI_UNDEFINED) {*/
@@ -443,7 +445,7 @@ MPI_Request smpi_isend_init(void *buf, int count, MPI_Datatype datatype,
 {
   MPI_Request request =
     build_request(buf==MPI_BOTTOM ? (void*)0 : buf , count, datatype, smpi_process_index(), smpi_group_index(smpi_comm_group(comm), dst), tag,
-                  comm, NON_PERSISTENT | SEND | PREPARED);
+                  comm, NON_PERSISTENT | ISEND | SEND | PREPARED);
 
   return request;
 }