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/*
* Copyright (c) 2004-2006 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) 2004-2006 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2006 QLogic Corporation. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/request/request.h"
#include "ompi/datatype/datatype.h"
#include "ompi/communicator/communicator.h"
#include "ompi/datatype/convertor.h"
#include "ompi/mca/mtl/base/mtl_base_datatype.h"
#include "mtl_psm.h"
#include "mtl_psm_types.h"
#include "mtl_psm_request.h"
int
ompi_mtl_psm_irecv(struct mca_mtl_base_module_t* mtl,
struct ompi_communicator_t *comm,
int src,
int tag,
struct ompi_convertor_t *convertor,
struct mca_mtl_request_t *mtl_request)
{
int ret;
psm_error_t err;
mca_mtl_psm_request_t * mtl_psm_request = (mca_mtl_psm_request_t*) mtl_request;
uint64_t mqtag;
uint64_t tagsel;
size_t length;
ret = ompi_mtl_datatype_recv_buf(convertor,
&mtl_psm_request->buf,
&length,
&mtl_psm_request->free_after);
if (OMPI_SUCCESS != ret) return ret;
mtl_psm_request->length = length;
mtl_psm_request->convertor = convertor;
mtl_psm_request->type = OMPI_MTL_PSM_IRECV;
PSM_MAKE_TAGSEL(src, tag, comm->c_contextid, mqtag, tagsel);
#if 0
printf("recv bits: 0x%016llx 0x%016llx\n", mqtag, tagsel);
#endif
err = psm_mq_irecv(ompi_mtl_psm.mq,
mqtag,
tagsel,
0,
mtl_psm_request->buf,
length,
mtl_psm_request,
&mtl_psm_request->psm_request);
if (err) {
opal_output(0, "Error in psm_mq_irecv (error %s)\n", psm_error_get_string(err));
return OMPI_ERROR;
}
return OMPI_SUCCESS;
}
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