158 строки
5.1 KiB
C
158 строки
5.1 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2006 Voltaire. All rights reserved.
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* Copyright (c) 2007-2014 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2012-2015 Los Alamos National Security, LLC. All rights
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* reserved.
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*
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#define OPAL_DISABLE_ENABLE_MEM_DEBUG 1
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#include "opal_config.h"
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#include "opal/mca/base/base.h"
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#include "opal/runtime/opal_params.h"
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#include "mpool_grdma.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <stdlib.h>
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#include <fcntl.h>
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/*
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* Local functions
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*/
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static int grdma_open(void);
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static int grdma_close(void);
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static int grdma_register(void);
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static mca_mpool_base_module_t* grdma_init(
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struct mca_mpool_base_resources_t* resources);
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mca_mpool_grdma_component_t mca_mpool_grdma_component = {
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{
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/* First, the mca_base_component_t struct containing meta
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information about the component itself */
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.mpool_version = {
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MCA_MPOOL_BASE_VERSION_2_0_0,
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.mca_component_name = "grdma",
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MCA_BASE_MAKE_VERSION(component, OPAL_MAJOR_VERSION, OPAL_MINOR_VERSION,
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OPAL_RELEASE_VERSION),
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.mca_open_component = grdma_open,
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.mca_close_component = grdma_close,
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.mca_register_component_params = grdma_register,
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},
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.mpool_data = {
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/* The component is checkpoint ready */
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MCA_BASE_METADATA_PARAM_CHECKPOINT
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},
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.mpool_init = grdma_init,
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}
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};
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/**
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* component open/close/init function
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*/
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static int grdma_open(void)
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{
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OBJ_CONSTRUCT(&mca_mpool_grdma_component.pools, opal_list_t);
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return OPAL_SUCCESS;
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}
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static int grdma_register(void)
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{
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mca_mpool_grdma_component.rcache_name = "vma";
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(void) mca_base_component_var_register(&mca_mpool_grdma_component.super.mpool_version,
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"rcache_name",
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"The name of the registration cache the mpool should use",
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MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0,
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OPAL_INFO_LVL_9,
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MCA_BASE_VAR_SCOPE_READONLY,
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&mca_mpool_grdma_component.rcache_name);
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mca_mpool_grdma_component.print_stats = false;
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(void) mca_base_component_var_register(&mca_mpool_grdma_component.super.mpool_version,
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"print_stats", "print pool usage statistics at the end of the run",
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MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
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OPAL_INFO_LVL_9,
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MCA_BASE_VAR_SCOPE_READONLY,
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&mca_mpool_grdma_component.print_stats);
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return OPAL_SUCCESS;
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}
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static int grdma_close(void)
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{
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OBJ_DESTRUCT(&mca_mpool_grdma_component.pools);
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return OPAL_SUCCESS;
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}
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static mca_mpool_base_module_t *
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grdma_init(struct mca_mpool_base_resources_t *resources)
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{
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mca_mpool_grdma_module_t* mpool_module;
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mca_mpool_grdma_pool_t *pool = NULL;
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opal_list_item_t *item;
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/* Set this here (vs in component.c) because
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opal_leave_pinned* may have been set after MCA params were
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read (e.g., by the openib btl) */
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mca_mpool_grdma_component.leave_pinned = (int)
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(1 == opal_leave_pinned || opal_leave_pinned_pipeline);
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/* find the specified pool */
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for (item = opal_list_get_first (&mca_mpool_grdma_component.pools) ;
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item != opal_list_get_end (&mca_mpool_grdma_component.pools) ;
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item = opal_list_get_next (item)) {
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pool = (mca_mpool_grdma_pool_t *) item;
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if (0 == strcmp (pool->pool_name, resources->pool_name)) {
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break;
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}
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pool = NULL;
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}
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if (NULL == pool) {
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/* create new pool */
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pool = OBJ_NEW(mca_mpool_grdma_pool_t);
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if (NULL == pool) {
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return NULL;
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}
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pool->pool_name = strdup (resources->pool_name);
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opal_list_append (&mca_mpool_grdma_component.pools, &pool->super);
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}
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mpool_module =
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(mca_mpool_grdma_module_t *) malloc (sizeof (mca_mpool_grdma_module_t));
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mpool_module->resources = *resources;
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mca_mpool_grdma_module_init(mpool_module, pool);
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return &mpool_module->super;
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}
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