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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2011 Mellanox Technologies. All rights reserved.
* Copyright (c) 2015 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2024 NVIDIA CORPORATION. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include <dlfcn.h>
#include <libgen.h>
#include "coll_hcoll.h"
#include "opal/mca/installdirs/installdirs.h"
#include "coll_hcoll_dtypes.h"
/*
* Public string showing the coll ompi_hcol component version number
*/
const char *mca_coll_hcoll_component_version_string =
"Open MPI HCOL collective MCA component version " OMPI_VERSION;
static int hcoll_open(void);
static int hcoll_close(void);
static int hcoll_register(void);
int mca_coll_hcoll_output = -1;
mca_coll_hcoll_component_t mca_coll_hcoll_component = {
/* First, the mca_component_t struct containing meta information
about the component itfca */
{
.collm_version = {
MCA_COLL_BASE_VERSION_2_4_0,
/* Component name and version */
.mca_component_name = "hcoll",
MCA_BASE_MAKE_VERSION(component, OMPI_MAJOR_VERSION, OMPI_MINOR_VERSION,
OMPI_RELEASE_VERSION),
/* Component open and close functions */
.mca_open_component = hcoll_open,
.mca_close_component = hcoll_close,
.mca_register_component_params = hcoll_register,
},
.collm_data = {
/* The component is not checkpoint ready */
MCA_BASE_METADATA_PARAM_NONE
},
/* Initialization / querying functions */
.collm_init_query = mca_coll_hcoll_init_query,
.collm_comm_query = mca_coll_hcoll_comm_query,
},
90, /* priority */
0, /* verbose level */
0, /* hcoll_enable */
NULL /*hcoll version */
};
int mca_coll_hcoll_get_lib(void)
{
memset(&mca_coll_hcoll_component.hcoll_ops,
0, sizeof(mca_coll_hcoll_component.hcoll_ops));
return OMPI_SUCCESS;
}
/*
* * Local flags
* */
enum {
REGINT_NEG_ONE_OK = 0x01,
REGINT_GE_ZERO = 0x02,
REGINT_GE_ONE = 0x04,
REGINT_NONZERO = 0x08,
REGINT_MAX = 0x88
};
enum {
REGSTR_EMPTY_OK = 0x01,
REGSTR_MAX = 0x88
};
/*
* Utility routine for integer parameter registration
*/
static int reg_int(const char* param_name,
const char* deprecated_param_name,
const char* param_desc,
int default_value, int *storage, int flags)
{
int index;
*storage = default_value;
index = mca_base_component_var_register(
&mca_coll_hcoll_component.super.collm_version,
param_name, param_desc, MCA_BASE_VAR_TYPE_INT,
NULL, 0, MCA_BASE_VAR_FLAG_SETTABLE,OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_ALL, storage);
if (NULL != deprecated_param_name) {
(void) mca_base_var_register_synonym(index,
"ompi", "coll", "hcoll", deprecated_param_name,
MCA_BASE_VAR_SYN_FLAG_DEPRECATED);
}
if (0 != (flags & REGINT_NEG_ONE_OK) && -1 == *storage) {
return OMPI_SUCCESS;
}
if ((0 != (flags & REGINT_GE_ZERO) && *storage < 0) ||
(0 != (flags & REGINT_GE_ONE) && *storage < 1) ||
(0 != (flags & REGINT_NONZERO) && 0 == *storage)) {
opal_output(0, "Bad parameter value for parameter \"%s\"",
param_name);
return OMPI_ERR_BAD_PARAM;
}
return OMPI_SUCCESS;
}
static int hcoll_register(void)
{
int ret, tmp;
ret = OMPI_SUCCESS;
#define CHECK(expr) do { \
tmp = (expr); \
if (OMPI_SUCCESS != tmp) ret = tmp; \
} while (0)
CHECK(reg_int("priority",NULL,
"Priority of the hcol coll component",
90,
&mca_coll_hcoll_component.hcoll_priority,
0));
CHECK(reg_int("verbose", NULL,
"Verbose level of the hcol coll component",
0,
&mca_coll_hcoll_component.hcoll_verbose,
0));
CHECK(reg_int("enable",NULL,
"[1|0|] Enable/Disable HCOL",
1,
&mca_coll_hcoll_component.hcoll_enable,
0));
CHECK(reg_int("np",NULL,
"Minimal number of processes in the communicator"
" for the corresponding hcoll context to be created (default: 32)",
2,
&mca_coll_hcoll_component.hcoll_np,
0));
CHECK(reg_int("datatype_fallback",NULL,
"[1|0|] Enable/Disable user defined datatypes fallback",
1,
&mca_coll_hcoll_component.hcoll_datatype_fallback,
0));
#if HCOLL_API >= HCOLL_VERSION(3,6)
CHECK(reg_int("dts",NULL,
"[1|0|] Enable/Disable derived types support",
1,
&mca_coll_hcoll_component.derived_types_support_enabled,
0));
#else
mca_coll_hcoll_component.derived_types_support_enabled = 0;
#endif
mca_coll_hcoll_component.compiletime_version = HCOLL_VERNO_STRING;
mca_base_component_var_register(&mca_coll_hcoll_component.super.collm_version,
MCA_COMPILETIME_VER,
"Version of the libhcoll library with which Open MPI was compiled",
MCA_BASE_VAR_TYPE_VERSION_STRING,
NULL, 0, 0,
OPAL_INFO_LVL_3,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_coll_hcoll_component.compiletime_version);
mca_coll_hcoll_component.runtime_version = hcoll_get_version();
mca_base_component_var_register(&mca_coll_hcoll_component.super.collm_version,
MCA_RUNTIME_VER,
"Version of the libhcoll library with which Open MPI is running",
MCA_BASE_VAR_TYPE_VERSION_STRING,
NULL, 0, 0,
OPAL_INFO_LVL_3,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_coll_hcoll_component.runtime_version);
return ret;
}
static int hcoll_open(void)
{
mca_coll_hcoll_component_t *cm;
cm = &mca_coll_hcoll_component;
mca_coll_hcoll_output = opal_output_open(NULL);
opal_output_set_verbosity(mca_coll_hcoll_output, cm->hcoll_verbose);
hcoll_rte_fns_setup();
cm->libhcoll_initialized = false;
return OMPI_SUCCESS;
}
static int hcoll_close(void)
{
int rc;
mca_coll_hcoll_component_t *cm;
cm = &mca_coll_hcoll_component;
if (false == cm->libhcoll_initialized) {
return OMPI_SUCCESS;
}
if (cm->using_mem_hooks) {
opal_mem_hooks_unregister_release(mca_coll_hcoll_mem_release_cb);
}
#if HCOLL_API >= HCOLL_VERSION(3,2)
hcoll_free_init_opts(cm->init_opts);
#endif
HCOL_VERBOSE(5,"HCOLL FINALIZE");
rc = hcoll_finalize();
OBJ_DESTRUCT(&cm->dtypes);
opal_progress_unregister(hcoll_progress_fn);
if (HCOLL_SUCCESS != rc){
HCOL_VERBOSE(1,"Hcol library finalize failed");
return OMPI_ERROR;
}
mca_base_framework_close(&opal_memory_base_framework);
return OMPI_SUCCESS;
}
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