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wt_thd_lazy_init(), per-thread deadlock search depths and timeouts

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mysys/array.c:
  lazy alloc in dynamic array
sql-common/client.c:
  for dynamic array, specify init_alloc==alloc_increment explicitly
sql/mysqld.cc:
  per-thread deadlock search depths and timeouts
sql/set_var.cc:
  per-thread deadlock search depths and timeouts
sql/sql_class.h:
  per-thread deadlock search depths and timeouts
This commit is contained in:
Sergei Golubchik
2008-08-08 13:11:27 +02:00
parent f8c1059cbf
commit e2219ec965
8 changed files with 112 additions and 62 deletions
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9
mysys/array.c
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@ -51,19 +51,14 @@ my_bool init_dynamic_array2(DYNAMIC_ARRAY *array, uint element_size,
if (init_alloc > 8 && alloc_increment > init_alloc * 2)
alloc_increment=init_alloc*2;
}
if (!init_alloc)
{
init_alloc=alloc_increment;
init_buffer= 0;
}
array->elements=0;
array->max_element=init_alloc;
array->alloc_increment=alloc_increment;
array->size_of_element=element_size;
if ((array->buffer= init_buffer))
DBUG_RETURN(FALSE);
if (!(array->buffer=(uchar*) my_malloc_ci(element_size*init_alloc,
if (init_alloc &&
!(array->buffer=(uchar*) my_malloc_ci(element_size*init_alloc,
MYF(MY_WME))))
{
array->max_element=0;