153 строки
3.9 KiB
C
153 строки
3.9 KiB
C
/*
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* Copyright (c) 2013 Mellanox Technologies, Inc.
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* All rights 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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#include "oshmem_config.h"
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#include "opal/util/output.h"
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#include "opal/runtime/opal_progress.h"
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#include "opal/mca/base/base.h"
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#include "opal/sys/atomic.h"
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#include "opal/runtime/opal.h"
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#include "orte/util/show_help.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/mca/grpcomm/grpcomm.h"
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#include "orte/runtime/runtime.h"
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#include "orte/runtime/orte_globals.h"
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#include "ompi/mca/rcache/base/base.h"
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#include "ompi/mca/mpool/base/base.h"
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#include "ompi/mca/allocator/base/base.h"
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#include "ompi/runtime/mpiruntime.h"
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#include "oshmem/constants.h"
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#include "oshmem/runtime/runtime.h"
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#include "oshmem/mca/spml/spml.h"
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#include "oshmem/mca/spml/base/base.h"
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#include "oshmem/mca/scoll/scoll.h"
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#include "oshmem/mca/scoll/base/base.h"
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#include "oshmem/mca/atomic/atomic.h"
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#include "oshmem/mca/atomic/base/base.h"
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#include "oshmem/runtime/params.h"
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#include "oshmem/mca/memheap/base/base.h"
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#include "oshmem/proc/proc.h"
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#include "oshmem/proc/proc_group_cache.h"
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#include "oshmem/op/op.h"
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#include "oshmem/request/request.h"
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#include "oshmem/shmem/shmem_lock.h"
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#include "oshmem/runtime/oshmem_shmem_preconnect.h"
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static int _shmem_finalize(void);
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int oshmem_shmem_finalize(void)
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{
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int ret = OSHMEM_SUCCESS;
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static int32_t finalize_has_already_started = 0;
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if (opal_atomic_cmpset_32(&finalize_has_already_started, 0, 1)
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&& oshmem_shmem_initialized && !oshmem_shmem_aborted) {
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/* Should be called first because ompi_mpi_finalize makes orte and opal finalization */
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ret = _shmem_finalize();
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if ((OSHMEM_SUCCESS == ret) && ompi_mpi_initialized
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&& !ompi_mpi_finalized) {
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MPI_Comm_free(&oshmem_comm_world);
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ret = ompi_mpi_finalize();
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}
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if (OSHMEM_SUCCESS == ret) {
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oshmem_shmem_initialized = false;
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}
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}
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return ret;
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}
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static int _shmem_finalize(void)
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{
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int ret = OSHMEM_SUCCESS;
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shmem_barrier_all();
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shmem_lock_finalize();
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/* Finalize preconnect framework */
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if (OSHMEM_SUCCESS != (ret = oshmem_shmem_preconnect_all_finalize())) {
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return ret;
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}
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/* free requests */
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if (OSHMEM_SUCCESS != (ret = oshmem_request_finalize())) {
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return ret;
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}
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/* must free cached groups before we kill collectives */
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if (OSHMEM_SUCCESS != (ret = oshmem_group_cache_list_free())) {
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return ret;
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}
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/* this is a special group which is not cached. We can only release its collectives at this point */
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mca_scoll_base_group_unselect(oshmem_group_all);
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/* Close down MCA modules */
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if (OSHMEM_SUCCESS != (ret = mca_base_framework_close(&oshmem_atomic_base_framework) ) ) {
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return ret;
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}
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if (OSHMEM_SUCCESS != (ret = mca_base_framework_close(&oshmem_scoll_base_framework) ) ) {
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return ret;
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}
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if (OSHMEM_SUCCESS != (ret = mca_base_framework_close(&oshmem_memheap_base_framework) ) ) {
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return ret;
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}
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if (OSHMEM_SUCCESS
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!= (ret =
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MCA_SPML_CALL(del_procs(oshmem_group_all->proc_array, oshmem_group_all->proc_count)))) {
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return ret;
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}
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/* free spml resource */
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if (OSHMEM_SUCCESS != (ret = mca_spml_base_finalize())) {
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return ret;
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}
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if (OSHMEM_SUCCESS != (ret = mca_base_framework_close(&oshmem_spml_base_framework) ) ) {
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return ret;
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}
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/* free op resources */
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if (OSHMEM_SUCCESS != (ret = oshmem_op_finalize())) {
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return ret;
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}
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/* free proc resources */
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if (OSHMEM_SUCCESS != (ret = oshmem_proc_finalize())) {
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return ret;
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}
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return ret;
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}
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