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openmpi/ompi/mca/pml/dr/pml_dr_comm.c
Tim Woodall 8c1027d974 first cut at ack/retrans protocol
This commit was SVN r8570.
2005-12-20 21:42:58 +00:00

101 строка
2.7 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) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <string.h>
#include "pml_dr.h"
#include "pml_dr_comm.h"
static void mca_pml_dr_comm_proc_construct(mca_pml_dr_comm_proc_t* proc)
{
proc->expected_sequence = 1;
proc->vfrag_id = 1;
proc->send_sequence = 0;
OBJ_CONSTRUCT(&proc->frags_cant_match, opal_list_t);
OBJ_CONSTRUCT(&proc->specific_receives, opal_list_t);
OBJ_CONSTRUCT(&proc->unexpected_frags, opal_list_t);
}
static void mca_pml_dr_comm_proc_destruct(mca_pml_dr_comm_proc_t* proc)
{
OBJ_DESTRUCT(&proc->frags_cant_match);
OBJ_DESTRUCT(&proc->specific_receives);
OBJ_DESTRUCT(&proc->unexpected_frags);
}
static OBJ_CLASS_INSTANCE(
mca_pml_dr_comm_proc_t,
opal_object_t,
mca_pml_dr_comm_proc_construct,
mca_pml_dr_comm_proc_destruct);
static void mca_pml_dr_comm_construct(mca_pml_dr_comm_t* comm)
{
OBJ_CONSTRUCT(&comm->wild_receives, opal_list_t);
OBJ_CONSTRUCT(&comm->matching_lock, opal_mutex_t);
comm->recv_sequence = 0;
comm->procs = NULL;
comm->num_procs = 0;
}
static void mca_pml_dr_comm_destruct(mca_pml_dr_comm_t* comm)
{
size_t i;
for(i=0; i<comm->num_procs; i++)
OBJ_DESTRUCT((&comm->procs[i]));
if(NULL != comm->procs)
free(comm->procs);
OBJ_DESTRUCT(&comm->wild_receives);
OBJ_DESTRUCT(&comm->matching_lock);
}
OBJ_CLASS_INSTANCE(
mca_pml_dr_comm_t,
opal_object_t,
mca_pml_dr_comm_construct,
mca_pml_dr_comm_destruct);
int mca_pml_dr_comm_init(mca_pml_dr_comm_t* dr_comm, ompi_communicator_t* ompi_comm)
{
size_t i;
size_t size = ompi_comm->c_remote_group->grp_proc_count;
/* send message sequence-number support - sender side */
dr_comm->procs = malloc(sizeof(mca_pml_dr_comm_proc_t)*size);
if(NULL == dr_comm->procs) {
return OMPI_ERR_OUT_OF_RESOURCE;
}
for(i=0; i<size; i++) {
OBJ_CONSTRUCT(dr_comm->procs+i, mca_pml_dr_comm_proc_t);
dr_comm->procs[i].ompi_proc = ompi_comm->c_remote_group->grp_proc_pointers[i];
}
dr_comm->num_procs = size;
return OMPI_SUCCESS;
}