af4e86c25f
used at nce (up to one unique collective module per collective function). Matches r15795:15921 of the tmp/bwb-coll-select branch This commit was SVN r15924. The following SVN revisions from the original message are invalid or inconsistent and therefore were not cross-referenced: r15795 r15921
130 строки
3.6 KiB
C
130 строки
3.6 KiB
C
/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 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) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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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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* These symbols are in a file by themselves to provide nice linker
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* semantics. Since linkers generally pull in symbols by object
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* files, keeping these symbols as the only symbols in this file
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* prevents utility programs such as "ompi_info" from having to import
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* entire components just to query their version and parameters.
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*/
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#include "ompi_config.h"
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#include "coll_basic.h"
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#include "mpi.h"
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#include "ompi/mca/coll/coll.h"
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#include "coll_basic.h"
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/*
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* Public string showing the coll ompi_basic component version number
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*/
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const char *mca_coll_basic_component_version_string =
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"Open MPI basic collective MCA component version " OMPI_VERSION;
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/*
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* Global variables
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*/
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int mca_coll_basic_priority = 10;
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int mca_coll_basic_crossover = 4;
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/*
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* Local function
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*/
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static int basic_open(void);
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/*
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* Instantiate the public struct with all of our public information
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* and pointers to our public functions in it
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*/
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const mca_coll_base_component_1_1_0_t mca_coll_basic_component = {
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/* First, the mca_component_t struct containing meta information
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* about the component itself */
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{
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/* Indicate that we are a coll v1.0.0 component (which also implies a
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* specific MCA version) */
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MCA_COLL_BASE_VERSION_1_1_0,
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/* Component name and version */
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"basic",
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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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/* Component open and close functions */
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basic_open,
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NULL
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},
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/* Next the MCA v1.0.0 component meta data */
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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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/* Initialization / querying functions */
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mca_coll_basic_init_query,
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mca_coll_basic_comm_query
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};
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static int
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basic_open(void)
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{
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/* Use a low priority, but allow other components to be lower */
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mca_base_param_reg_int(&mca_coll_basic_component.collm_version,
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"priority",
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"Priority of the basic coll component",
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false, false, mca_coll_basic_priority,
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&mca_coll_basic_priority);
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mca_base_param_reg_int(&mca_coll_basic_component.collm_version,
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"crossover",
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"Minimum number of processes in a communicator before using the logarithmic algorithms",
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false, false, mca_coll_basic_crossover,
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&mca_coll_basic_crossover);
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return OMPI_SUCCESS;
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}
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static void
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mca_coll_basic_module_construct(mca_coll_basic_module_t *module)
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{
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module->mccb_reqs = NULL;
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module->mccb_num_reqs = 0;
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}
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static void
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mca_coll_basic_module_destruct(mca_coll_basic_module_t *module)
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{
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if (NULL != module->mccb_reqs) free(module->mccb_reqs);
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}
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OBJ_CLASS_INSTANCE(mca_coll_basic_module_t,
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mca_coll_base_module_1_1_0_t,
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mca_coll_basic_module_construct,
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mca_coll_basic_module_destruct);
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