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openmpi/ompi/mca/coll/hierarch/coll_hierarch_reduce.c
Edgar Gabriel b42d4ac780 Checkpoint:
- update the hierarch stuff to use btl's instead of ptl's
- start the new logic regarding how to handle local leader communicators

This commit was SVN r7691.
2005-10-11 17:29:59 +00:00

44 строки
1.2 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "coll_hierarch.h"
#include <stdio.h>
#include "mpi.h"
#include "ompi/include/constants.h"
#include "opal/util/output.h"
#include "mca/coll/coll.h"
#include "mca/coll/base/base.h"
#include "coll_hierarch.h"
/*
* reduce_intra
*
* Function: - reduction using O(N) algorithm
* Accepts: - same as MPI_Reduce()
* Returns: - MPI_SUCCESS or error code
*/
int mca_coll_hierarch_reduce_intra(void *sbuf, void *rbuf, int count,
struct ompi_datatype_t *dtype,
struct ompi_op_t *op,
int root, struct ompi_communicator_t *comm)
{
return OMPI_SUCCESS;
}