Commit f9d183b5 authored by holyfoot/hf@mysql.com/hfmain.(none)'s avatar holyfoot/hf@mysql.com/hfmain.(none)
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Bug #36705 key_buffer_size of >= 2G allocates all availabel virtual memory on 64-bit wondo. 

temporary variables of 'long' types were used to store ulong values,
that causes init_key_cache to receive distorted parameters
parent c1f35308

sql/handler.cc

+2 −2
Original line number Diff line number Diff line
@@ -2350,8 +2350,8 @@ int ha_init_key_cache(const char *name, KEY_CACHE *key_cache) 
  if (!key_cache->key_cache_inited)

  {

    pthread_mutex_lock(&LOCK_global_system_variables);

    long tmp_buff_size= (long) key_cache->param_buff_size;

    long tmp_block_size= (long) key_cache->param_block_size;

    ulong tmp_buff_size= (ulong) key_cache->param_buff_size;

    uint tmp_block_size= (uint) key_cache->param_block_size;

    uint division_limit= key_cache->param_division_limit;

    uint age_threshold=  key_cache->param_age_threshold;

    pthread_mutex_unlock(&LOCK_global_system_variables);