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openmpi/ompi/mca/mpool/base/mpool_base_mem_cb.c
Josh Hursey 28681deffa Backout the ORCA commit. :(
There is a linking issue on Mac OSX that needs to be addressed before this is able to come back into the trunk.

This commit was SVN r26676.
2012-06-27 01:28:28 +00:00

99 строки
3.5 KiB
C

/* -*- Mode: C; c-basic-offset:4 ; -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2007 The University of Tennessee and The University
* of Tennessee Research Foundation. 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 (c) 2009 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*/
#include "ompi_config.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "orte/util/show_help.h"
#include "orte/util/proc_info.h"
#include "ompi/mca/mpool/base/mpool_base_mem_cb.h"
#include "ompi/mca/mpool/base/base.h"
#include "ompi/runtime/mpiruntime.h"
static char msg[512];
/*
* memory hook callback, called when memory is free'd out from under
* us. Be wary of the from_alloc flag -- if you're called with
* from_alloc==true, then you cannot call malloc (or any of its
* friends)!
*/
void mca_mpool_base_mem_cb(void* base, size_t size, void* cbdata,
bool from_alloc)
{
mca_mpool_base_selected_module_t* current;
int rc;
opal_list_item_t* item;
/* Only do anything meaningful if we're between MPI_INIT and
MPI_FINALIZE, and size != 0 */
if ((from_alloc && (!ompi_mpi_initialized || ompi_mpi_finalized)) ||
size == 0) {
return;
}
for(item = opal_list_get_first(&mca_mpool_base_modules);
item != opal_list_get_end(&mca_mpool_base_modules);
item = opal_list_get_next(item)) {
current = (mca_mpool_base_selected_module_t*) item;
if(current->mpool_module->mpool_release_memory != NULL) {
rc = current->mpool_module->mpool_release_memory(current->mpool_module,
base, size);
if (rc != OMPI_SUCCESS) {
if (from_alloc) {
int len;
len = snprintf(msg, sizeof(msg), "[%s:%d] Attempt to free memory that is still in use by an ongoing MPI communication (buffer %p, size %lu). MPI job will now abort.\n",
orte_process_info.nodename,
getpid(),
base, (unsigned long) size);
msg[sizeof(msg) - 1] = '\0';
write(2, msg, len);
} else {
orte_show_help("help-mpool-base.txt",
"cannot deregister in-use memory", true,
current->mpool_component->mpool_version.mca_component_name,
orte_process_info.nodename,
base, (unsigned long) size);
}
/* We're in a callback from somewhere; we can't do
anything meaningful to pass an error back up. :-(
So just exit. Call _exit() so that we don't try to
call anything on the way out -- just exit!
(remember that we're in a callback, and state may
be very undefined at this point...) */
_exit(1);
}
}
}
}