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openmpi/ompi/mca/ptl/base/ptl_base_close.c
George Bosilca 407b921cc3 Protect the base PTL close against multiple call of close. The problem came mainly from the
fact that we have several PML and that each one will call the PTL close in their own
close function.

This commit was SVN r6360.
2005-07-06 18:26:16 +00:00

77 строки
2.1 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include "include/constants.h"
#include "opal/event/event.h"
#include "mca/mca.h"
#include "mca/base/base.h"
#include "mca/pml/pml.h"
#include "mca/ptl/ptl.h"
#include "mca/ptl/base/base.h"
int mca_ptl_base_close(void)
{
opal_list_item_t *item;
mca_ptl_base_selected_module_t *sm;
/* disable event processing while cleaning up ptls */
opal_event_disable();
/* Finalize all the ptl components and free their list items */
for (item = opal_list_remove_first(&mca_ptl_base_modules_initialized);
NULL != item;
item = opal_list_remove_first(&mca_ptl_base_modules_initialized)) {
sm = (mca_ptl_base_selected_module_t *) item;
/* Blatently ignore the return code (what would we do to recover,
anyway? This component is going away, so errors don't matter
anymore) */
sm->pbsm_module->ptl_finalize(sm->pbsm_module);
free(sm);
}
/* Close all remaining opened components (may be one if this is a
OMPI RTE program, or [possibly] multiple if this is ompi_info) */
if (0 != opal_list_get_size(&mca_ptl_base_components_opened)) {
mca_base_components_close(mca_ptl_base_output,
&mca_ptl_base_components_opened, NULL);
}
/* cleanup */
if( NULL != mca_ptl_base_include ) {
free(mca_ptl_base_include);
mca_ptl_base_include = NULL;
}
if( NULL != mca_ptl_base_exclude ) {
free(mca_ptl_base_exclude);
mca_ptl_base_exclude = NULL;
}
/* restore event processing */
opal_event_enable();
/* All done */
return OMPI_SUCCESS;
}