b90c83840f
* Remodel the request. Added the wait sync primitive and integrate it into the PML and MTL infrastructure. The multi-threaded requests are now significantly less heavy and less noisy (only the threads associated with completed requests are signaled). * Fix the condition to release the request.
64 строки
1.6 KiB
C
64 строки
1.6 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2011-2012 Sandia National Laboratories. All rights reserved.
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* Copyright (c) 2014 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2016 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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* $COPYRIGHT$
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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/request/request.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/mca/osc/base/osc_base_obj_convert.h"
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#include "osc_pt2pt.h"
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#include "osc_pt2pt_request.h"
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static int
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request_cancel(struct ompi_request_t *request, int complete)
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{
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return MPI_ERR_REQUEST;
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}
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static int
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request_free(struct ompi_request_t **ompi_req)
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{
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ompi_osc_pt2pt_request_t *request =
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(ompi_osc_pt2pt_request_t*) *ompi_req;
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if (REQUEST_COMPLETED != request->super.req_complete) {
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return MPI_ERR_REQUEST;
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}
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OMPI_OSC_PT2PT_REQUEST_RETURN(request);
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*ompi_req = MPI_REQUEST_NULL;
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return OMPI_SUCCESS;
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}
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static
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void
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request_construct(ompi_osc_pt2pt_request_t *request)
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{
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request->super.req_type = OMPI_REQUEST_WIN;
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request->super.req_status._cancelled = 0;
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request->super.req_free = request_free;
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request->super.req_cancel = request_cancel;
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request->outstanding_requests = 0;
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}
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OBJ_CLASS_INSTANCE(ompi_osc_pt2pt_request_t,
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ompi_request_t,
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request_construct,
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NULL);
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