109 строки
3.8 KiB
C
109 строки
3.8 KiB
C
/*
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* Copyright (c) 2015 Intel, Inc. All rights reserved.
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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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#include "orte_config.h"
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#include "orte/constants.h"
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#include <stdio.h>
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#include <string.h>
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#include "orte/mca/mca.h"
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#include "opal/util/output.h"
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#include "opal/mca/base/base.h"
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#include "orte/util/show_help.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/mca/schizo/schizo.h"
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#include "orte/mca/schizo/base/base.h"
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/**
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* Function for selecting all runnable modules from those that are
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* available.
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*/
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int orte_schizo_base_select(void)
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{
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mca_base_component_list_item_t *cli = NULL;
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mca_base_component_t *component = NULL;
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mca_base_module_t *module = NULL;
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orte_schizo_base_module_t *nmodule;
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orte_schizo_base_active_module_t *newmodule, *mod;
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int rc, priority;
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bool inserted;
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if (0 < opal_list_get_size(&orte_schizo_base.active_modules)) {
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/* ensure we don't do this twice */
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return ORTE_SUCCESS;
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}
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/* Query all available components and ask if they have a module */
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OPAL_LIST_FOREACH(cli, &orte_schizo_base_framework.framework_components, mca_base_component_list_item_t) {
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component = (mca_base_component_t *) cli->cli_component;
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opal_output_verbose(5, orte_schizo_base_framework.framework_output,
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"mca:schizo:select: checking available component %s", component->mca_component_name);
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/* If there's no query function, skip it */
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if (NULL == component->mca_query_component) {
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opal_output_verbose(5, orte_schizo_base_framework.framework_output,
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"mca:schizo:select: Skipping component [%s]. It does not implement a query function",
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component->mca_component_name );
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continue;
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}
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/* Query the component */
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opal_output_verbose(5, orte_schizo_base_framework.framework_output,
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"mca:schizo:select: Querying component [%s]",
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component->mca_component_name);
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rc = component->mca_query_component(&module, &priority);
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/* If no module was returned, then skip component */
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if (ORTE_SUCCESS != rc || NULL == module) {
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opal_output_verbose(5, orte_schizo_base_framework.framework_output,
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"mca:schizo:select: Skipping component [%s]. Query failed to return a module",
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component->mca_component_name );
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continue;
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}
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/* If we got a module, keep it */
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nmodule = (orte_schizo_base_module_t*) module;
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/* add to the list of active modules */
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newmodule = OBJ_NEW(orte_schizo_base_active_module_t);
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newmodule->pri = priority;
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newmodule->module = nmodule;
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newmodule->component = component;
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/* maintain priority order */
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inserted = false;
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OPAL_LIST_FOREACH(mod, &orte_schizo_base.active_modules, orte_schizo_base_active_module_t) {
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if (priority > mod->pri) {
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opal_list_insert_pos(&orte_schizo_base.active_modules,
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(opal_list_item_t*)mod, &newmodule->super);
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inserted = true;
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break;
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}
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}
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if (!inserted) {
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/* must be lowest priority - add to end */
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opal_list_append(&orte_schizo_base.active_modules, &newmodule->super);
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}
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}
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if (4 < opal_output_get_verbosity(orte_schizo_base_framework.framework_output)) {
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opal_output(0, "Final schizo priorities");
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/* show the prioritized list */
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OPAL_LIST_FOREACH(mod, &orte_schizo_base.active_modules, orte_schizo_base_active_module_t) {
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opal_output(0, "\tSchizo: %s Priority: %d", mod->component->mca_component_name, mod->pri);
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}
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}
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return ORTE_SUCCESS;;
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}
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