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openmpi/ompi/mca/pml/cm/pml_cm_sendreq.c
Brian Barrett 47725c9b02 * Add new PML (CM) and network drivers (MTL) for high speed
interconnects that provide matching logic in the library.
  Currently includes support for MX and some support for
  Portals
* Fix overuse of proc_pml pointer on the ompi_proc structuer, 
  splitting into proc_pml for pml data and proc_bml for
  the BML endpoint data
* bug fixes in bsend init code, which wasn't being used by
  the OB1 or DR PMLs...

This commit was SVN r10642.
2006-07-04 01:20:20 +00:00

76 строки
2.3 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "pml_cm.h"
#include "pml_cm_sendreq.h"
/*
* The free call mark the final stage in a request
* life-cycle. Starting from this point the request is completed at
* both PML and user level, and can be used for others p2p
* communications. Therefore, in the case of the CM PML it should be
* added to the free request list.
*/
static int
mca_pml_cm_send_request_free(struct ompi_request_t** request)
{
mca_pml_cm_send_request_t* sendreq = *(mca_pml_cm_send_request_t**)request;
assert( false == sendreq->req_send.req_base.req_free_called );
OPAL_THREAD_LOCK(&ompi_request_lock);
sendreq->req_send.req_base.req_free_called = true;
if( true == sendreq->req_send.req_base.req_pml_complete ) {
MCA_PML_CM_SEND_REQUEST_RETURN( sendreq );
}
OPAL_THREAD_UNLOCK(&ompi_request_lock);
*request = MPI_REQUEST_NULL;
return OMPI_SUCCESS;
}
static void
sendreq_construct(mca_pml_cm_send_request_t* sendreq)
{
sendreq->req_mtl.ompi_req = (ompi_request_t*) sendreq;
sendreq->req_mtl.completion_callback = mca_pml_cm_request_completion;
sendreq->req_send.req_base.req_ompi.req_free = mca_pml_cm_send_request_free;
sendreq->req_send.req_base.req_ompi.req_cancel = mca_pml_cm_cancel;
}
static void
sendreq_destruct(mca_pml_cm_send_request_t* sendreq)
{
sendreq->req_mtl.ompi_req = NULL;
sendreq->req_mtl.completion_callback = NULL;
}
OBJ_CLASS_INSTANCE(mca_pml_cm_send_request_t,
mca_pml_base_send_request_t,
sendreq_construct,
sendreq_destruct);