root/ompi/mca/coll/monitoring/coll_monitoring_barrier.c

DEFINITIONS

1. mca_coll_monitoring_barrier
2. mca_coll_monitoring_ibarrier

   1 /*
   2  * Copyright (c) 2016-2018 Inria. All rights reserved.
   3  * $COPYRIGHT$
   4  *
   5  * Additional copyrights may follow
   6  *
   7  * $HEADER$
   8  */
   9 
  10 #include <ompi_config.h>
  11 #include <ompi/request/request.h>
  12 #include <ompi/communicator/communicator.h>
  13 #include "coll_monitoring.h"
  14 
  15 int mca_coll_monitoring_barrier(struct ompi_communicator_t *comm,
  16                                 mca_coll_base_module_t *module)
  17 {
  18     mca_coll_monitoring_module_t*monitoring_module = (mca_coll_monitoring_module_t*) module;
  19     int i, rank;
  20     const int comm_size = ompi_comm_size(comm);
  21     const int my_rank = ompi_comm_rank(comm);
  22     for( i = 0; i < comm_size; ++i ) {
  23         if( my_rank == i ) continue; /* No communication for self */
  24         /**
  25          * If this fails the destination is not part of my MPI_COM_WORLD
  26          * Lookup its name in the rank hastable to get its MPI_COMM_WORLD rank
  27          */
  28         if( OPAL_SUCCESS == mca_common_monitoring_get_world_rank(i, comm->c_remote_group, &rank) ) {
  29             mca_common_monitoring_record_coll(rank, 0);
  30         }
  31     }
  32     mca_common_monitoring_coll_a2a(0, monitoring_module->data);
  33     return monitoring_module->real.coll_barrier(comm, monitoring_module->real.coll_barrier_module);
  34 }
  35 
  36 int mca_coll_monitoring_ibarrier(struct ompi_communicator_t *comm,
  37                                  ompi_request_t ** request,
  38                                  mca_coll_base_module_t *module)
  39 {
  40     mca_coll_monitoring_module_t*monitoring_module = (mca_coll_monitoring_module_t*) module;
  41     int i, rank;
  42     const int comm_size = ompi_comm_size(comm);
  43     const int my_rank = ompi_comm_rank(comm);
  44     for( i = 0; i < comm_size; ++i ) {
  45         if( my_rank == i ) continue; /* No communication for self */
  46         /**
  47          * If this fails the destination is not part of my MPI_COM_WORLD
  48          * Lookup its name in the rank hastable to get its MPI_COMM_WORLD rank
  49          */
  50         if( OPAL_SUCCESS == mca_common_monitoring_get_world_rank(i, comm->c_remote_group, &rank) ) {
  51             mca_common_monitoring_record_coll(rank, 0);
  52         }
  53     }
  54     mca_common_monitoring_coll_a2a(0, monitoring_module->data);
  55     return monitoring_module->real.coll_ibarrier(comm, request, monitoring_module->real.coll_ibarrier_module);
  56 }