1d8c061687
cmr=v1.7.5:reviewer=jsquyres:subject=fix race condition in finalize This commit was SVN r30641.
78 строки
2.2 KiB
C
78 строки
2.2 KiB
C
/*
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* Copyright (c) 2004-2007 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) 2004-2006 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) 2009 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2011-2013 Los Alamos National Security, LLC.
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* 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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/** @file **/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include "opal/runtime/opal.h"
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#include "opal/util/output.h"
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#include "orte/mca/ess/ess.h"
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#include "orte/mca/ess/base/base.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/runtime/runtime.h"
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#include "orte/runtime/orte_locks.h"
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#include "orte/util/name_fns.h"
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int orte_finalize(void)
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{
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int rc;
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--orte_initialized;
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if (0 != orte_initialized) {
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/* check for mismatched calls */
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if (0 > orte_initialized) {
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opal_output(0, "%s MISMATCHED CALLS TO ORTE FINALIZE",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
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}
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return ORTE_ERROR;
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}
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/* protect against multiple calls */
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if (opal_atomic_trylock(&orte_finalize_lock)) {
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return ORTE_SUCCESS;
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}
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/* flag that we are finalizing */
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orte_finalizing = true;
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/* call the finalize function for this environment */
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if (ORTE_SUCCESS != (rc = orte_ess.finalize())) {
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return rc;
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}
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/* close the ess itself */
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(void) mca_base_framework_close(&orte_ess_base_framework);
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/* cleanup the process info */
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orte_proc_info_finalize();
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/* Close the general debug stream */
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opal_output_close(orte_debug_output);
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/* finalize the opal utilities */
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rc = opal_finalize();
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return rc;
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}
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