void mtapi_group_set_attribute( MTAPI_IN mtapi_group_hndl_t group, MTAPI_IN mtapi_uint_t attribute_num, MTAPI_OUT void* attribute, MTAPI_IN mtapi_size_t attribute_size, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); embb_mtapi_group_t* local_group; embb_mtapi_log_trace("mtapi_group_set_attribute() called\n"); if (embb_mtapi_node_is_initialized()) { if (embb_mtapi_group_pool_is_handle_valid(node->group_pool, group)) { local_group = embb_mtapi_group_pool_get_storage_for_handle( node->group_pool, group); mtapi_groupattr_set(&local_group->attributes, attribute_num, attribute, attribute_size, &local_status); } else { local_status = MTAPI_ERR_GROUP_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
void mtapi_action_enable( MTAPI_IN mtapi_action_hndl_t action, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_log_trace("mtapi_action_enable() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_action_pool_is_handle_valid(node->action_pool, action)) { embb_mtapi_action_t* local_action = embb_mtapi_action_pool_get_storage_for_handle( node->action_pool, action); local_action->enabled = MTAPI_TRUE; local_status = MTAPI_SUCCESS; } else { local_status = MTAPI_ERR_ACTION_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
void mtapi_action_set_attribute( MTAPI_IN mtapi_action_hndl_t action, MTAPI_IN mtapi_uint_t attribute_num, MTAPI_IN void* attribute, MTAPI_IN mtapi_size_t attribute_size, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_log_trace("mtapi_action_set_attribute() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_action_pool_is_handle_valid(node->action_pool, action)) { embb_mtapi_action_t* local_action = embb_mtapi_action_pool_get_storage_for_handle( node->action_pool, action); mtapi_actionattr_set( &local_action->attributes, attribute_num, attribute, attribute_size, &local_status); } else { local_status = MTAPI_ERR_ACTION_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
void embb_mtapi_id_pool_deallocate( embb_mtapi_id_pool_t * that, mtapi_uint_t id) { assert(MTAPI_NULL != that); if (embb_mtapi_spinlock_acquire(&that->lock)) { if (that->capacity > that->ids_availabe) { /* acquire position to put id to */ mtapi_uint_t id_position = that->put_id_position; that->put_id_position++; if (that->capacity <= that->put_id_position) { that->put_id_position = 0; } /* put id back into buffer */ that->id_buffer[id_position] = id; /* make it available */ that->ids_availabe++; } embb_mtapi_spinlock_release(&that->lock); } else { embb_mtapi_log_error( "could not acquire lock in embb_mtapi_IdPool_deallocate\n"); } }
void mtapi_action_get_attribute( MTAPI_IN mtapi_action_hndl_t action, MTAPI_IN mtapi_uint_t attribute_num, MTAPI_OUT void* attribute, MTAPI_IN mtapi_size_t attribute_size, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_log_trace("mtapi_action_get_attribute() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_action_pool_is_handle_valid(node->action_pool, action)) { embb_mtapi_action_t* local_action = embb_mtapi_action_pool_get_storage_for_handle( node->action_pool, action); if (MTAPI_NULL == attribute) { local_status = MTAPI_ERR_PARAMETER; } else { switch (attribute_num) { case MTAPI_ACTION_GLOBAL: local_status = embb_mtapi_attr_get_mtapi_boolean_t( &local_action->attributes.global, attribute, attribute_size); break; case MTAPI_ACTION_AFFINITY: local_status = embb_mtapi_attr_get_mtapi_affinity_t( &local_action->attributes.affinity, attribute, attribute_size); break; case MTAPI_ACTION_DOMAIN_SHARED: local_status = embb_mtapi_attr_get_mtapi_boolean_t( &local_action->attributes.domain_shared, attribute, attribute_size); break; default: /* attribute unknown */ local_status = MTAPI_ERR_ATTR_NUM; break; } } } else { local_status = MTAPI_ERR_ACTION_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
mtapi_boolean_t embb_mtapi_thread_context_start( embb_mtapi_thread_context_t* that, embb_mtapi_scheduler_t * scheduler) { int err; embb_mtapi_scheduler_worker_func_t * worker_func; embb_core_set_t core_set; assert(MTAPI_NULL != that); assert(MTAPI_NULL != scheduler); worker_func = embb_mtapi_scheduler_worker_func(scheduler); /* pin thread to core */ embb_core_set_init(&core_set, 0); embb_core_set_add(&core_set, that->core_num); /* create thread */ if (that->is_main_thread) { /* reuse main thread */ that->thread = embb_thread_current(); err = embb_tss_create(&that->tss_id); if (EMBB_SUCCESS != err) { /* report error to scheduler */ embb_atomic_store_int(&that->run, -1); return MTAPI_FALSE; } embb_tss_set(&(that->tss_id), that); embb_atomic_store_int(&that->run, 1); } else { err = embb_thread_create_with_priority( &that->thread, &core_set, that->thread_priority, worker_func, that); if (EMBB_SUCCESS != err) { embb_mtapi_log_error( "embb_mtapi_ThreadContext_initializeWithNodeAndCoreNumber() could not " "create thread %d on core %d\n", that->worker_index, that->core_num); return MTAPI_FALSE; } /* wait for worker to come up */ while (0 == embb_atomic_load_int(&that->run)) { embb_thread_yield(); } } if (0 < embb_atomic_load_int(&that->run)) { return MTAPI_TRUE; } else { return MTAPI_FALSE; } }
void mtapi_group_get_attribute( MTAPI_IN mtapi_group_hndl_t group, MTAPI_IN mtapi_uint_t attribute_num, MTAPI_OUT void* attribute, MTAPI_IN mtapi_size_t attribute_size, MTAPI_OUT mtapi_status_t* status ) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; EMBB_UNUSED(attribute_num); EMBB_UNUSED(attribute_size); embb_mtapi_log_trace("mtapi_group_get_attribute() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_group_pool_is_handle_valid(node->group_pool, group)) { /* the following is not needed for now, since there are no attributes embb_mtapi_group_t* local_group = embb_mtapi_group_pool_get_storage_for_handle( node->group_pool, group); */ if (MTAPI_NULL == attribute) { local_status = MTAPI_ERR_PARAMETER; } else { /* switch is not needed for now, since there are no attributes switch (attribute_num) { default: */ local_status = MTAPI_ERR_ATTR_NUM; /* break; }*/ } } else { local_status = MTAPI_ERR_GROUP_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
mtapi_group_hndl_t mtapi_group_create( MTAPI_IN mtapi_group_id_t group_id, MTAPI_IN mtapi_group_attributes_t* attributes, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); mtapi_group_hndl_t group_hndl = { 0, EMBB_MTAPI_IDPOOL_INVALID_ID }; embb_mtapi_group_t* group = NULL; embb_mtapi_log_trace("mtapi_group_create() called\n"); if (embb_mtapi_node_is_initialized()) { group = embb_mtapi_group_pool_allocate(node->group_pool); if (MTAPI_NULL != group) { embb_mtapi_group_initialize_with_node(group, node); group->group_id = group_id; if (MTAPI_NULL != attributes) { group->attributes = *attributes; local_status = MTAPI_SUCCESS; } else { mtapi_groupattr_init(&group->attributes, &local_status); } if (MTAPI_SUCCESS == local_status) { group_hndl = group->handle; } else { embb_mtapi_group_finalize(group); embb_mtapi_group_pool_deallocate(node->group_pool, group); } } else { local_status = MTAPI_ERR_GROUP_LIMIT; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); return group_hndl; }
void mtapi_action_disable( MTAPI_IN mtapi_action_hndl_t action, MTAPI_IN mtapi_timeout_t timeout, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_log_trace("mtapi_action_disable() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_action_pool_is_handle_valid(node->action_pool, action)) { embb_mtapi_action_t* local_action = embb_mtapi_action_pool_get_storage_for_handle( node->action_pool, action); local_action->enabled = MTAPI_FALSE; embb_mtapi_thread_context_t * context = NULL; embb_duration_t wait_duration; embb_time_t end_time; if (MTAPI_INFINITE < timeout) { embb_duration_set_milliseconds( &wait_duration, (unsigned long long)timeout); embb_time_in(&end_time, &wait_duration); } /* cancel all tasks */ embb_mtapi_scheduler_process_tasks( node->scheduler, embb_mtapi_action_disable_visitor, local_action); /* find out on which thread we are */ context = embb_mtapi_scheduler_get_current_thread_context( node->scheduler); local_status = MTAPI_SUCCESS; while (embb_atomic_load_int(&local_action->num_tasks)) { if (MTAPI_INFINITE < timeout) { embb_time_t current_time; embb_time_now(¤t_time); if (embb_time_compare(¤t_time, &end_time) > 0) { /* timeout! */ local_status = MTAPI_TIMEOUT; break; } } /* do other work if applicable */ embb_mtapi_scheduler_execute_task_or_yield( node->scheduler, node, context); } } else { local_status = MTAPI_ERR_ACTION_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); }
mtapi_action_hndl_t mtapi_action_create( MTAPI_IN mtapi_job_id_t job_id, MTAPI_IN mtapi_action_function_t action_function, MTAPI_IN void* node_local_data, MTAPI_IN mtapi_size_t node_local_data_size, MTAPI_IN mtapi_action_attributes_t* attributes, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; mtapi_action_hndl_t action_handle = { 0, EMBB_MTAPI_IDPOOL_INVALID_ID }; embb_mtapi_log_trace("mtapi_action_create() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); /* check if job is valid */ if (embb_mtapi_job_is_id_valid(node, job_id)) { embb_mtapi_job_t* job = embb_mtapi_job_get_storage_for_id(node, job_id); embb_mtapi_action_t* new_action = embb_mtapi_action_pool_allocate(node->action_pool); if (MTAPI_NULL != new_action) { new_action->domain_id = node->domain_id; new_action->node_id = node->node_id; new_action->job_id = job_id; new_action->node_local_data = node_local_data; new_action->node_local_data_size = node_local_data_size; new_action->enabled = MTAPI_TRUE; new_action->is_plugin_action = MTAPI_FALSE; embb_atomic_store_int(&new_action->num_tasks, 0); new_action->action_function = action_function; /* set defaults if no attributes were given */ if (MTAPI_NULL != attributes) { new_action->attributes = *attributes; local_status = MTAPI_SUCCESS; } else { /* use the default */ mtapi_actionattr_init(&new_action->attributes, &local_status); } /* check if affinity is sane */ if (0 == new_action->attributes.affinity) { local_status = MTAPI_ERR_PARAMETER; } if (MTAPI_SUCCESS == local_status) { action_handle = new_action->handle; embb_mtapi_job_add_action(job, new_action); } else { embb_mtapi_action_pool_deallocate(node->action_pool, new_action); } } else { /* no more space left in action pool */ local_status = MTAPI_ERR_ACTION_LIMIT; } } else { local_status = MTAPI_ERR_JOB_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); return action_handle; }
void mtapi_group_wait_any( MTAPI_IN mtapi_group_hndl_t group, MTAPI_OUT void** result, MTAPI_IN mtapi_timeout_t timeout, MTAPI_OUT mtapi_status_t* status) { mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; embb_mtapi_log_trace("mtapi_group_wait_any() called\n"); if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); if (embb_mtapi_group_pool_is_handle_valid(node->group_pool, group)) { embb_mtapi_group_t* local_group = embb_mtapi_group_pool_get_storage_for_handle( node->group_pool, group); embb_mtapi_task_t* local_task; /* are there any tasks left? */ if (0 == embb_atomic_load_int(&local_group->num_tasks)) { /* group becomes invalid, so delete it */ mtapi_group_delete(group, &local_status); local_status = MTAPI_GROUP_COMPLETED; } else { embb_mtapi_thread_context_t * context = NULL; embb_duration_t wait_duration; embb_time_t end_time; if (MTAPI_INFINITE < timeout) { embb_duration_set_milliseconds( &wait_duration, (unsigned long long)timeout); embb_time_in(&end_time, &wait_duration); } /* find out on which thread we are */ context = embb_mtapi_scheduler_get_current_thread_context( node->scheduler); /* wait for any task to arrive */ local_status = MTAPI_SUCCESS; local_task = embb_mtapi_task_queue_pop(&local_group->queue); while (MTAPI_NULL == local_task) { if (MTAPI_INFINITE < timeout) { embb_time_t current_time; embb_time_now(¤t_time); if (embb_time_compare(¤t_time, &end_time) > 0) { /* timeout! */ local_status = MTAPI_TIMEOUT; break; } } /* do other work if applicable */ embb_mtapi_scheduler_execute_task_or_yield( node->scheduler, node, context); /* try to pop a task from the group queue */ local_task = embb_mtapi_task_queue_pop(&local_group->queue); } /* was there a timeout, or is there a result? */ if (MTAPI_NULL != local_task) { /* store result */ if (MTAPI_NULL != result) { *result = local_task->result_buffer; } /* return error code set by the task */ local_status = local_task->error_code; /* delete task */ embb_mtapi_task_delete(local_task, node->task_pool); embb_atomic_fetch_and_add_int(&local_group->num_tasks, -1); } } } else { local_status = MTAPI_ERR_GROUP_INVALID; } } else { embb_mtapi_log_error("mtapi not initialized\n"); local_status = MTAPI_ERR_NODE_NOTINIT; } mtapi_status_set(status, local_status); embb_mtapi_log_trace("mtapi_group_wait_any() returns\n"); }