small changes to make multiple replay easier

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

diff --git a/src/smpi/smpi_mpi_dt.c b/src/smpi/smpi_mpi_dt.c
index bedd205..29843af 100644 (file)
--- a/src/smpi/smpi_mpi_dt.c
+++ b/src/smpi/smpi_mpi_dt.c
@@ -150,8 +150,7 @@ CREATE_MPI_DATATYPE(MPI_PTR, void*);
  */
 int is_datatype_valid(MPI_Datatype datatype) {
     return datatype != MPI_DATATYPE_NULL
-        && (datatype->flags & DT_FLAG_COMMITED)
-        && (smpi_datatype_size(datatype)>0);
+        && (datatype->flags & DT_FLAG_COMMITED);
 }
 
 size_t smpi_datatype_size(MPI_Datatype datatype)
@@ -214,7 +213,7 @@ int smpi_datatype_copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
 {
   int count;
   if(smpi_privatize_global_variables){
-    switch_data_segment(smpi_process_index());
+    smpi_switch_data_segment(smpi_process_index());
   }
   /* First check if we really have something to do */
   if (recvcount > 0 && recvbuf != sendbuf) {
@@ -1617,8 +1616,8 @@ void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len,
                    MPI_Datatype * datatype)
 {
   if(smpi_privatize_global_variables){ //we need to switch here, as the called function may silently touch global variables
-    XBT_VERB("Applying operation, switch to the right data frame ");
-    switch_data_segment(smpi_process_index());
+    XBT_DEBUG("Applying operation, switch to the right data frame ");
+    smpi_switch_data_segment(smpi_process_index());
   }
 
   if(!_xbt_replay_is_active())