101 строка
3.1 KiB
C
101 строка
3.1 KiB
C
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/*
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* Copyright (c) 2011-2015 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2011-2015 INRIA. All rights reserved.
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* Copyright (c) 2011-2015 Université Bordeaux 1
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include "ompi/mca/topo/treematch/topo_treematch.h"
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/*
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* Public string showing the topo treematch module version number
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*/
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const char *mca_topo_treematch_component_version_string =
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"Open MPI treematch topology MCA component version" OMPI_VERSION;
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/*
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* Local funtions
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*/
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static int init_query(bool enable_progress_threads, bool enable_mpi_threads);
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static struct mca_topo_base_module_t *
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comm_query(const ompi_communicator_t *comm, int *priority, uint32_t type);
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static int mca_topo_treematch_component_register(void);
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/*
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* Public component structure
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*/
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mca_topo_treematch_component_2_2_0_t mca_topo_treematch_component =
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{
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{
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{
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MCA_TOPO_BASE_VERSION_2_2_0,
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"treematch",
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OMPI_MAJOR_VERSION,
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OMPI_MINOR_VERSION,
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OMPI_RELEASE_VERSION,
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NULL, /* component open */
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NULL, /* component close */
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NULL, /* component query */
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mca_topo_treematch_component_register, /* component register */
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},
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{
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/* The component is checkpoint ready */
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MCA_BASE_METADATA_PARAM_CHECKPOINT
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},
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init_query,
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comm_query
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},
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0 /* reorder: by default centralized */
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};
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static int init_query(bool enable_progress_threads, bool enable_mpi_threads)
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{
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if(NULL == opal_hwloc_topology) {
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return OPAL_ERR_NOT_SUPPORTED;
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}
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return OMPI_SUCCESS;
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}
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static struct mca_topo_base_module_t *
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comm_query(const ompi_communicator_t *comm, int *priority, uint32_t type)
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{
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mca_topo_treematch_module_t *treematch;
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if( OMPI_COMM_DIST_GRAPH != type ) {
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return NULL;
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}
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treematch = OBJ_NEW(mca_topo_treematch_module_t);
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if (NULL == treematch) {
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return NULL;
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}
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treematch->super.topo.dist_graph.dist_graph_create = mca_topo_treematch_dist_graph_create;
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/* This component has very low priority -- it's an treematch, after
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all! */
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*priority = 42;
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treematch->super.type = OMPI_COMM_DIST_GRAPH;
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return &(treematch->super);
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}
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static int mca_topo_treematch_component_register(void)
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{
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(void)mca_base_component_var_register(&mca_topo_treematch_component.super.topoc_version,
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"reorder_mode", "If set the reordering will be done in a partially distributed way (default=0). If partially-distributed only local knowledge will be used, possibly leading to less accurate reordering.", MCA_BASE_VAR_TYPE_INT,
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NULL, 0, 0, OPAL_INFO_LVL_2,
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MCA_BASE_VAR_SCOPE_READONLY, &mca_topo_treematch_component.reorder_mode);
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return OMPI_SUCCESS;
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}
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