76 строки
1.8 KiB
C
76 строки
1.8 KiB
C
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/*
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* Copyright (c) 2004-2010 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) 2012 Cisco Systems, Inc. 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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#include "ompi_config.h"
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#include <stdio.h>
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/info/info.h"
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "orte/mca/snapc/snapc.h"
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#include "ompi/mpiext/cr/c/mpiext_cr_c.h"
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static const char FUNC_NAME[] = "OMPI_CR_Quiesce_end";
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int OMPI_CR_Quiesce_end(MPI_Comm commP, MPI_Info *info)
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{
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int ret = MPI_SUCCESS;
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MPI_Comm comm = MPI_COMM_WORLD; /* Currently ignore provided comm */
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orte_snapc_base_request_op_t *datum = NULL;
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int my_rank;
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/* argument checking */
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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}
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/*
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* Setup the data structure for the operation
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*/
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datum = OBJ_NEW(orte_snapc_base_request_op_t);
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datum->event = ORTE_SNAPC_OP_QUIESCE_END;
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datum->is_active = true;
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MPI_Comm_rank(comm, &my_rank);
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if( 0 == my_rank ) {
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datum->leader = OMPI_PROC_MY_NAME->vpid;
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} else {
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datum->leader = -1; /* Unknown from non-root ranks */
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}
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/*
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* Leader sends the request
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*/
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OPAL_CR_ENTER_LIBRARY();
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ret = orte_snapc.request_op(datum);
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/*ret = ompi_crcp_base_quiesce_end(info);*/
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if( OMPI_SUCCESS != ret ) {
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OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_OTHER,
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FUNC_NAME);
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}
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OPAL_CR_EXIT_LIBRARY();
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/*
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* All processes must make this call before it can complete
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*/
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MPI_Barrier(comm);
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/*
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* (Old) info logic
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*/
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/*cur_datum.epoch = -1;*/
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return ret;
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}
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