65 строки
2.2 KiB
C
65 строки
2.2 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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#include "ompi_config.h"
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#include "ompi/constants.h"
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#include "opal/mca/mca.h"
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#include "opal/mca/base/base.h"
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#include "ompi/mca/osc/osc.h"
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#include "ompi/mca/osc/base/base.h"
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#include "ompi/info/info.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/win/win.h"
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int
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ompi_osc_base_select(ompi_win_t *win,
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void **base,
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size_t size,
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int disp_unit,
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ompi_communicator_t *comm,
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ompi_info_t *info,
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int flavor,
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int *model)
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{
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opal_list_item_t *item;
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ompi_osc_base_component_t *best_component = NULL;
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int best_priority = -1, priority;
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if (opal_list_get_size(&ompi_osc_base_framework.framework_components) <= 0) {
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/* we don't have any components to support us... */
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return OMPI_ERR_NOT_SUPPORTED;
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}
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for (item = opal_list_get_first(&ompi_osc_base_framework.framework_components) ;
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item != opal_list_get_end(&ompi_osc_base_framework.framework_components) ;
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item = opal_list_get_next(item)) {
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ompi_osc_base_component_t *component = (ompi_osc_base_component_t*)
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((mca_base_component_list_item_t*) item)->cli_component;
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priority = component->osc_query(win, base, size, disp_unit, comm, info, flavor);
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if (priority < 0) continue;
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if (priority > best_priority) {
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best_component = component;
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best_priority = priority;
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}
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}
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if (NULL == best_component) return OMPI_ERR_NOT_SUPPORTED;
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return best_component->osc_select(win, base, size, disp_unit, comm, info, flavor, model);
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}
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