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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) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "opal/event/event.h"
#include "opal/mca/base/mca_base_param.h"
#include "opal/util/output.h"
#include "ompi/datatype/convertor.h"
#include "ompi/mca/mtl/base/base.h"
#include "ompi/mca/common/mx/common_mx.h"
#include "mtl_mx.h"
#include "mtl_mx_types.h"
#include "mtl_mx_request.h"
#include "myriexpress.h"
#define MCA_MTL_MX_QUEUE_LENGTH_MAX 2*1024*1024
static int ompi_mtl_mx_component_open(void);
static int ompi_mtl_mx_component_close(void);
static mca_mtl_base_module_t* ompi_mtl_mx_component_init( bool enable_progress_threads,
bool enable_mpi_threads );
mca_mtl_mx_component_t mca_mtl_mx_component = {
{
/* First, the mca_base_component_t struct containing meta
* information about the component itself */
{
/* Indicate that we are a mtl v1.0.0 component (which also implies
* a specific MCA version) */
MCA_MTL_BASE_VERSION_1_0_0,
"mx", /* MCA component name */
OMPI_MAJOR_VERSION, /* MCA component major version */
OMPI_MINOR_VERSION, /* MCA component minor version */
OMPI_RELEASE_VERSION, /* MCA component release version */
ompi_mtl_mx_component_open, /* component open */
ompi_mtl_mx_component_close /* component close */
},
/* Next the MCA v1.0.0 component meta data */
{
/* Whether the component is checkpointable or not */
false
},
ompi_mtl_mx_component_init /* component init */
}
};
static int
ompi_mtl_mx_component_open(void)
{
mca_base_param_reg_int(&mca_mtl_mx_component.super.mtl_version, "filter",
"user assigned value used to filter incomming messages",
false, false, 0xaaaaffff, &ompi_mtl_mx.mx_filter);
mca_base_param_reg_int(&mca_mtl_mx_component.super.mtl_version, "timeout",
"Timeout for connections",
false, false, MX_INFINITE, &ompi_mtl_mx.mx_timeout);
mca_base_param_reg_int(&mca_mtl_mx_component.super.mtl_version, "retries",
"Number of retries for each new connection before considering the peer as unreacheable",
false, false, 20, &ompi_mtl_mx.mx_retries);
mca_base_param_reg_int(&mca_mtl_mx_component.super.mtl_version, "shared_mem",
"Enable the MX support for shared memory",
false, true, 1, &ompi_mtl_mx.mx_support_sharedmem );
mca_base_param_reg_int(&mca_mtl_mx_component.super.mtl_version, "unexpected_queue_length",
"Length of MX unexpected message queue",
false, false, MCA_MTL_MX_QUEUE_LENGTH_MAX, &ompi_mtl_mx.mx_unexp_queue_max);
if(ompi_mtl_mx.mx_unexp_queue_max > MCA_MTL_MX_QUEUE_LENGTH_MAX) {
ompi_mtl_mx.mx_unexp_queue_max = MCA_MTL_MX_QUEUE_LENGTH_MAX;
}
return OMPI_SUCCESS;
}
static int
ompi_mtl_mx_component_close(void)
{
return OMPI_SUCCESS;
}
static mca_mtl_base_module_t*
ompi_mtl_mx_component_init(bool enable_progress_threads,
bool enable_mpi_threads)
{
int ret;
ret = ompi_common_mx_initialize();
if(OMPI_SUCCESS != ret) {
return NULL;
}
ret = ompi_mtl_mx_module_init();
if (OMPI_SUCCESS != ret) {
return NULL;
}
ompi_mtl_mx.super.mtl_request_size =
sizeof(mca_mtl_mx_request_t) -
sizeof(struct mca_mtl_request_t);
return &ompi_mtl_mx.super;
}
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