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openmpi/ompi/mca/mpool/base/mpool_base_tree.c
Galen Shipman 429056078a fix numerous late night errors..
1) don't need tree if memory is just malloc'd 
2) fix memory and free list leak.. 
3) deregister first and then free... doh.. 

This commit was SVN r10251.
2006-06-08 14:23:20 +00:00

118 строки
3.1 KiB
C

/**
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 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.5A
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
* Description of the Registration Cache framework
*/
#include "opal/mca/mca.h"
#include "mpool_base_tree.h"
OBJ_CLASS_INSTANCE(mca_mpool_base_tree_item_t, opal_list_item_t, NULL, NULL);
/*
* use globals for the tree and the tree_item free list..
*/
ompi_rb_tree_t mca_mpool_base_tree;
ompi_free_list_t mca_mpool_base_tree_item_free_list;
/*
* simple minded compare function...
*/
int mca_mpool_base_tree_node_compare(void * key1, void * key2)
{
if(key1 < key2)
{
return -1;
}
else if(key1 > key2)
{
return 1;
}
else
{
return 0;
}
}
/*
* initialize the rb tree
*/
int mca_mpool_base_tree_init(void) {
int rc;
OBJ_CONSTRUCT(&mca_mpool_base_tree, ompi_rb_tree_t);
OBJ_CONSTRUCT(&mca_mpool_base_tree_item_free_list, ompi_free_list_t);
rc = ompi_free_list_init(&mca_mpool_base_tree_item_free_list, sizeof(mca_mpool_base_tree_item_t),
OBJ_CLASS(mca_mpool_base_tree_item_t), 0, -1 , 4, NULL);
if(OMPI_SUCCESS == rc) {
rc = ompi_rb_tree_init(&mca_mpool_base_tree, mca_mpool_base_tree_node_compare);
}
return rc;
}
/*
* insert an item in the rb tree
*/
int mca_mpool_base_tree_insert(mca_mpool_base_tree_item_t* item) {
return ompi_rb_tree_insert(&mca_mpool_base_tree, item->key, item);
}
/*
* remove an item from the rb tree
*/
int mca_mpool_base_tree_delete(mca_mpool_base_tree_item_t* item) {
int rc;
rc = ompi_rb_tree_delete(&mca_mpool_base_tree, item->key);
if(OMPI_SUCCESS == rc) {
mca_mpool_base_tree_item_put(item);
}
return rc;
}
/**
* find the item in the rb tree
*/
mca_mpool_base_tree_item_t* mca_mpool_base_tree_find(void* base) {
return(ompi_rb_tree_find(&mca_mpool_base_tree, base));
}
/*
* get a tree item from the free list
*/
mca_mpool_base_tree_item_t* mca_mpool_base_tree_item_get(void) {
opal_list_item_t* item = NULL;
int rc;
OMPI_FREE_LIST_GET(&mca_mpool_base_tree_item_free_list,
item,
rc);
if(OMPI_SUCCESS == rc) {
return (mca_mpool_base_tree_item_t*) item;
} else {
return NULL;
}
}
/*
* put an item back into the free list
*/
void mca_mpool_base_tree_item_put(mca_mpool_base_tree_item_t* item) {
OMPI_FREE_LIST_RETURN(&mca_mpool_base_tree_item_free_list,
item);
}