1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/*
* Copyright (c) 2004-2007 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 (c) 2008-2009 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <string.h>
#include "opal/util/output.h"
#include "mpi.h"
#include "ompi/constants.h"
#include "coll_sync.h"
/*
* Public string showing the coll ompi_sync component version number
*/
const char *mca_coll_sync_component_version_string =
"Open MPI sync collective MCA component version " OMPI_VERSION;
/*
* Local function
*/
static int sync_register(void);
/*
* Instantiate the public struct with all of our public information
* and pointers to our public functions in it
*/
mca_coll_sync_component_t mca_coll_sync_component = {
{
/* First, the mca_component_t struct containing meta information
* about the component itself */
.collm_version = {
MCA_COLL_BASE_VERSION_2_4_0,
/* Component name and version */
.mca_component_name = "sync",
MCA_BASE_MAKE_VERSION(component, OMPI_MAJOR_VERSION, OMPI_MINOR_VERSION,
OMPI_RELEASE_VERSION),
/* Component open and close functions */
.mca_register_component_params = sync_register
},
.collm_data = {
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
/* Initialization / querying functions */
.collm_init_query = mca_coll_sync_init_query,
.collm_comm_query = mca_coll_sync_comm_query
},
};
static int sync_register(void)
{
mca_base_component_t *c = &mca_coll_sync_component.super.collm_version;
mca_coll_sync_component.priority = 50;
(void) mca_base_component_var_register(c, "priority",
"Priority of the sync coll component; only relevant if barrier_before or barrier_after is > 0",
MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_coll_sync_component.priority);
mca_coll_sync_component.barrier_before_nops = 0;
(void) mca_base_component_var_register(c, "barrier_before",
"Do a synchronization before each Nth collective",
MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_coll_sync_component.barrier_before_nops);
mca_coll_sync_component.barrier_after_nops = 0;
(void) mca_base_component_var_register(c, "barrier_after",
"Do a synchronization after each Nth collective",
MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_coll_sync_component.barrier_after_nops);
return OMPI_SUCCESS;
}
|
