int pvfs2_mmap_ra_cache_initialize(void)
{
int ret = -1;
if (!MMAP_RA_CACHE_INITIALIZED())
{
s_key_to_data_table = qhash_init(
hash_key_compare, hash_key,
DEFAULT_MMAP_RA_CACHE_HTABLE_SIZE);
if (!s_key_to_data_table)
{
goto return_error;
}
gossip_debug(GOSSIP_MMAP_RCACHE_DEBUG,
"mmap_ra_cache_initialized\n");
ret = 0;
}
else
{
gossip_debug(GOSSIP_MMAP_RCACHE_DEBUG, "mmap readahead cache already "
"initalized. returning success\n");
ret = 0;
}
return_error:
return ret;
}
int id_gen_safe_initialize()
{
if (!ID_GEN_SAFE_INITIALIZED())
{
s_id_gen_safe_table = qhash_init(
hash_key_compare, hash_key, DEFAULT_ID_GEN_SAFE_TABLE_SIZE);
if (!s_id_gen_safe_table)
{
return -ENOMEM;
}
}
s_id_gen_safe_init_count++;
return 0;
}
int trove_handle_mgmt_initialize()
{
/*
due to weird trove_initialize usages; this will always succeed
unless the hash table initialization really fails.
*/
int ret = 0;
gen_mutex_lock(&trove_handle_mutex);
if (s_fsid_to_ledger_table == NULL)
{
s_fsid_to_ledger_table = qhash_init(hash_fsid_compare,
hash_fsid,67);
ret = (s_fsid_to_ledger_table ? 0 : -1);
}
gen_mutex_unlock(&trove_handle_mutex);
return ret;
}
