Copy the group when doing a comm_split, to avoid to have shared objects with referenc...

[simgrid.git] / src / smpi / colls / alltoall-pair-mpi-barrier.c

diff --git a/src/smpi/colls/alltoall-pair-mpi-barrier.c b/src/smpi/colls/alltoall-pair-mpi-barrier.c
index f12c3f92a6f7b2c034a03a7b88a852b3d46d0c43..ef362484feba19fd68d6d7c9056a1e1f8b84b302 100644 (file)
--- a/src/smpi/colls/alltoall-pair-mpi-barrier.c
+++ b/src/smpi/colls/alltoall-pair-mpi-barrier.c
@@ -30,7 +30,7 @@ smpi_coll_tuned_alltoall_pair_mpi_barrier(void *send_buff, int send_count,
   MPI_Status s;
   MPI_Aint send_chunk, recv_chunk;
   int i, src, dst, rank, num_procs;
-  int tag = 101;
+  int tag = COLL_TAG_ALLTOALL;
   char *send_ptr = (char *) send_buff;
   char *recv_ptr = (char *) recv_buff;