fix build without tracing

[simgrid.git] / src / smpi / colls / smpi_openmpi_selector.c

diff --git a/src/smpi/colls/smpi_openmpi_selector.c b/src/smpi/colls/smpi_openmpi_selector.c
index 8109fba..b24a7f4 100644 (file)
--- a/src/smpi/colls/smpi_openmpi_selector.c
+++ b/src/smpi/colls/smpi_openmpi_selector.c
@@ -76,12 +76,12 @@ int smpi_coll_tuned_alltoall_ompi( void *sbuf, int scount,
                                                     comm);
 
     } else if (block_dsize < 3000) {
-        return smpi_coll_tuned_alltoall_simple(sbuf, scount, sdtype, 
+        return smpi_coll_tuned_alltoall_basic_linear(sbuf, scount, sdtype, 
                                                            rbuf, rcount, rdtype, 
                                                            comm);
     }
 
-    return smpi_coll_tuned_alltoall_pair (sbuf, scount, sdtype, 
+    return smpi_coll_tuned_alltoall_ring (sbuf, scount, sdtype, 
                                                     rbuf, rcount, rdtype,
                                                     comm);
 }
@@ -596,6 +596,11 @@ int smpi_coll_tuned_scatter_ompi(void *sbuf, int scount,
 
     if ((communicator_size > small_comm_size) &&
         (block_size < small_block_size)) {
+        if(rank!=root){
+            sbuf=xbt_malloc(rcount*smpi_datatype_get_extent(rdtype));
+            scount=rcount;
+            sdtype=rdtype;
+        }
         return smpi_coll_tuned_scatter_ompi_binomial (sbuf, scount, sdtype, 
                                                        rbuf, rcount, rdtype, 
                                                        root, comm);