add private (optional) data copy function callback to _send _isend _recv _irecv simcalls

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

diff --git a/src/smpi/smpi_base.c b/src/smpi/smpi_base.c
index f2085f2..4b5fe09 100644 (file)
--- a/src/smpi/smpi_base.c
+++ b/src/smpi/smpi_base.c
@@ -335,7 +335,7 @@ void smpi_mpi_start(MPI_Request request)
     smpi_datatype_use(request->old_type);
     smpi_comm_use(request->comm);
     request->action = simcall_comm_irecv(mailbox, request->buf,
-                                         &request->real_size, &match_recv,
+                                         &request->real_size, &match_recv, &smpi_comm_copy_buffer_callback,
                                          request, -1.0);
 
     //integrate pseudo-timing for buffering of small messages, do not bother to execute the simcall if 0
@@ -411,6 +411,7 @@ void smpi_mpi_start(MPI_Request request)
                          buf, request->real_size,
                          &match_send,
                          &xbt_free, // how to free the userdata if a detached send fails
+                         &smpi_comm_copy_buffer_callback,
                          request,
                          // detach if msg size < eager/rdv switch limit
                          request->detached);