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openmpi/ompi/mca/pml/cm/pml_cm_recvreq.c
Brian Barrett 1cf4d0bd18 * Start of fix for #258 -- implement cancel so that we pass down to the
MTL layer.  Needed to include more knowledge of which fragment was
  which since both thin and heavy requests can be canceled

This commit was SVN r11207.
2006-08-15 21:12:03 +00:00

99 строки
3.0 KiB
C

/*
* Copyright (c) 2004-2005 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "pml_cm.h"
#include "pml_cm_recvreq.h"
static int
mca_pml_cm_thin_recv_request_free(struct ompi_request_t** request)
{
mca_pml_cm_request_t* recvreq = *(mca_pml_cm_request_t**)request;
assert( false == recvreq->req_free_called );
OPAL_THREAD_LOCK(&ompi_request_lock);
recvreq->req_free_called = true;
if( true == recvreq->req_pml_complete ) {
MCA_PML_CM_THIN_RECV_REQUEST_RETURN((mca_pml_cm_thin_recv_request_t*) recvreq );
}
OPAL_THREAD_UNLOCK(&ompi_request_lock);
*request = MPI_REQUEST_NULL;
return OMPI_SUCCESS;
}
static int
mca_pml_cm_hvy_recv_request_free(struct ompi_request_t** request)
{
mca_pml_cm_request_t* recvreq = *(mca_pml_cm_request_t**)request;
assert( false == recvreq->req_free_called );
OPAL_THREAD_LOCK(&ompi_request_lock);
recvreq->req_free_called = true;
if( true == recvreq->req_pml_complete ) {
MCA_PML_CM_HVY_RECV_REQUEST_RETURN((mca_pml_cm_hvy_recv_request_t*) recvreq );
}
OPAL_THREAD_UNLOCK(&ompi_request_lock);
*request = MPI_REQUEST_NULL;
return OMPI_SUCCESS;
}
static void
mca_pml_cm_thin_recv_request_construct(mca_pml_cm_thin_recv_request_t* recvreq)
{
recvreq->req_mtl.ompi_req = (ompi_request_t*) recvreq;
recvreq->req_mtl.completion_callback = mca_pml_cm_thin_recv_request_completion;
recvreq->req_base.req_ompi.req_free = mca_pml_cm_thin_recv_request_free;
recvreq->req_base.req_ompi.req_cancel = mca_pml_cm_cancel;
recvreq->req_base.req_pml_type = MCA_PML_CM_REQUEST_RECV_THIN;
}
static void
mca_pml_cm_hvy_recv_request_construct(mca_pml_cm_hvy_recv_request_t* recvreq)
{
recvreq->req_mtl.ompi_req = (ompi_request_t*) recvreq;
recvreq->req_mtl.completion_callback = mca_pml_cm_hvy_recv_request_completion;
recvreq->req_base.req_ompi.req_free = mca_pml_cm_hvy_recv_request_free;
recvreq->req_base.req_ompi.req_cancel = mca_pml_cm_cancel;
recvreq->req_base.req_pml_type = MCA_PML_CM_REQUEST_RECV_HEAVY;
}
OBJ_CLASS_INSTANCE(mca_pml_cm_thin_recv_request_t,
mca_pml_cm_request_t,
mca_pml_cm_thin_recv_request_construct,
NULL);
OBJ_CLASS_INSTANCE(mca_pml_cm_hvy_recv_request_t,
mca_pml_cm_request_t,
mca_pml_cm_hvy_recv_request_construct,
NULL);