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/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* These symbols are in a file by themselves to provide nice linker
* semantics. Since linkers generally pull in symbols by object
* files, keeping these symbols as the only symbols in this file
* prevents utility programs such as "ompi_info" from having to import
* entire components just to query their version and parameters.
*/
#include "ompi_config.h"
#include "coll_basic.h"
#include "mpi.h"
#include "ompi/mca/coll/coll.h"
#include "coll_basic.h"
/*
* Public string showing the coll ompi_basic component version number
*/
const char *mca_coll_basic_component_version_string =
"Open MPI basic collective MCA component version " OMPI_VERSION;
/*
* Global variables
*/
int mca_coll_basic_priority = 10;
int mca_coll_basic_crossover = 4;
/*
* Local function
*/
static int basic_register(void);
/*
* Instantiate the public struct with all of our public information
* and pointers to our public functions in it
*/
const mca_coll_base_component_2_0_0_t mca_coll_basic_component = {
/* First, the mca_component_t struct containing meta information
* about the component itself */
{
MCA_COLL_BASE_VERSION_2_0_0,
/* Component name and version */
"basic",
OMPI_MAJOR_VERSION,
OMPI_MINOR_VERSION,
OMPI_RELEASE_VERSION,
/* Component open and close functions */
NULL,
NULL,
NULL,
basic_register
},
{
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
/* Initialization / querying functions */
mca_coll_basic_init_query,
mca_coll_basic_comm_query
};
static int
basic_register(void)
{
/* Use a low priority, but allow other components to be lower */
mca_base_param_reg_int(&mca_coll_basic_component.collm_version,
"priority",
"Priority of the basic coll component",
false, false, mca_coll_basic_priority,
&mca_coll_basic_priority);
mca_base_param_reg_int(&mca_coll_basic_component.collm_version,
"crossover",
"Minimum number of processes in a communicator before using the logarithmic algorithms",
false, false, mca_coll_basic_crossover,
&mca_coll_basic_crossover);
return OMPI_SUCCESS;
}
static void
mca_coll_basic_module_construct(mca_coll_basic_module_t *module)
{
module->mccb_reqs = NULL;
module->mccb_num_reqs = 0;
}
static void
mca_coll_basic_module_destruct(mca_coll_basic_module_t *module)
{
if (NULL != module->mccb_reqs) free(module->mccb_reqs);
}
OBJ_CLASS_INSTANCE(mca_coll_basic_module_t,
mca_coll_base_module_t,
mca_coll_basic_module_construct,
mca_coll_basic_module_destruct);
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