128 строки
3.8 KiB
C
128 строки
3.8 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights 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_hierarch.h"
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#include "mpi.h"
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#include "mca/coll/coll.h"
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/*
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* Public string showing the coll ompi_hierarch component version number
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*/
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const char *mca_coll_hierarch_component_version_string =
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"OMPI/MPI hierarch collective MCA component version " OMPI_VERSION;
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/*
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* Global variable
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*/
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int mca_coll_hierarch_priority_param = 0;
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int mca_coll_hierarch_verbose_param = 0;
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int mca_coll_hierarch_use_rdma_param=0;
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int mca_coll_hierarch_ignore_sm_param=0;
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/*
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* Local function
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*/
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static int hierarch_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_0_0_t mca_coll_hierarch_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_0_0,
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/* Component name and version */
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"hierarch",
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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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hierarch_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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/* Whether the component is checkpointable or not */
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true
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},
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/* Initialization / querying functions */
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mca_coll_hierarch_init_query,
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mca_coll_hierarch_comm_query,
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mca_coll_hierarch_comm_unquery
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};
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static int hierarch_open(void)
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{
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/* Use a high priority, but allow other components to be higher */
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mca_base_param_reg_int(&mca_coll_hierarch_component.collm_version,
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"priority",
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"Priority of the hierarchical coll component",
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false, false, mca_coll_hierarch_priority_param,
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&mca_coll_hierarch_priority_param);
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mca_base_param_reg_int(&mca_coll_hierarch_component.collm_version,
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"verbose",
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"Turn verbose message of the hierarchical coll component on/off",
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false, false, mca_coll_hierarch_verbose_param,
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&mca_coll_hierarch_verbose_param);
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mca_base_param_reg_int(&mca_coll_hierarch_component.collm_version,
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"use_rdma",
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"Switch from the send btl list used to detect hierarchies to "
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"the rdma btl list",
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false, false, mca_coll_hierarch_use_rdma_param,
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&mca_coll_hierarch_use_rdma_param);
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mca_base_param_reg_int(&mca_coll_hierarch_component.collm_version,
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"ignore_sm",
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"Ignore sm protocol when detecting hierarchies. "
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"Required to enable the usage of protocol"
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" specific collective operations",
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false, false, mca_coll_hierarch_ignore_sm_param,
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&mca_coll_hierarch_ignore_sm_param);
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return OMPI_SUCCESS;
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}
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