Commit b293216e authored by unknown's avatar unknown
Browse files

Merge monty@192.168.0.9:/my/mysql-5.1 

into  mysql.com:/my/mysql-5.1
parents 4189df2a 0db7a010

include/my_bitmap.h

+1 −0
Original line number Diff line number Diff line
@@ -84,6 +84,7 @@ extern void bitmap_lock_xor(MY_BITMAP *map, const MY_BITMAP *map2); 
extern void bitmap_lock_invert(MY_BITMAP *map);

#endif

/* Fast, not thread safe, bitmap functions */

#define bitmap_buffer_size(bits) 4*(((bits)+31)/32);

#define no_bytes_in_map(map) (((map)->n_bits + 7)/8)

#define no_words_in_map(map) (((map)->n_bits + 31)/32)

#define bytes_word_aligned(bytes) (4*((bytes + 3)/4))

sql/handler.cc

+1 −1
Original line number Diff line number Diff line
@@ -1304,7 +1304,7 @@ int handler::ha_initialise() 


int handler::ha_allocate_read_write_set(ulong no_fields)

{

  uint bitmap_size= 4*(((no_fields+1)+31)/32);

  uint bitmap_size= bitmap_buffer_size(no_fields+1);

  uint32 *read_buf, *write_buf;

#ifndef DEBUG_OFF

  my_bool r;

sql/opt_range.cc

+4 −5
Original line number Diff line number Diff line
@@ -1652,11 +1652,10 @@ class TRP_GROUP_MIN_MAX : public TABLE_READ_PLAN 
static int fill_used_fields_bitmap(PARAM *param)

{

  TABLE *table= param->table;

  param->fields_bitmap_size= (table->s->fields/8 + 1);

  param->fields_bitmap_size= bitmap_buffer_size(table->s->fields+1);

  uint32 *tmp;

  uint pk;

  if (!(tmp= (uint32*)alloc_root(param->mem_root,

    bytes_word_aligned(param->fields_bitmap_size))) ||

  if (!(tmp= (uint32*) alloc_root(param->mem_root,param->fields_bitmap_size)) ||

      bitmap_init(&param->needed_fields, tmp, param->fields_bitmap_size*8,

                  FALSE))

    return 1;
@@ -2415,7 +2414,7 @@ ROR_SCAN_INFO *make_ror_scan(const PARAM *param, int idx, SEL_ARG *sel_arg) 
  ror_scan->records= param->table->quick_rows[keynr];



  if (!(bitmap_buf= (uint32*)alloc_root(param->mem_root,

                                        bytes_word_aligned(param->fields_bitmap_size))))

                                        param->fields_bitmap_size)))

    DBUG_RETURN(NULL);



  if (bitmap_init(&ror_scan->covered_fields, bitmap_buf,
@@ -2535,7 +2534,7 @@ ROR_INTERSECT_INFO* ror_intersect_init(const PARAM *param) 
    return NULL;

  info->param= param;

  if (!(buf= (uint32*)alloc_root(param->mem_root,

                             bytes_word_aligned(param->fields_bitmap_size))))

                                 param->fields_bitmap_size)))

    return NULL;

  if (bitmap_init(&info->covered_fields, buf, param->fields_bitmap_size*8,

                  FALSE))

sql/sql_insert.cc

+2 −2
Original line number Diff line number Diff line
@@ -700,7 +700,7 @@ static bool check_view_insertability(THD * thd, TABLE_LIST *view) 
		   *trans_end= trans_start + num;

  Field_translator *trans;

  Field **field_ptr= table->field;

  uint used_fields_buff_size= (table->s->fields + 7) / 8;

  uint used_fields_buff_size= bitmap_buffer_size(table->s->fields);

  uint32 *used_fields_buff= (uint32*)thd->alloc(used_fields_buff_size);

  MY_BITMAP used_fields;

  DBUG_ENTER("check_key_in_view");
@@ -710,7 +710,7 @@ static bool check_view_insertability(THD * thd, TABLE_LIST *view) 


  DBUG_ASSERT(view->table != 0 && view->field_translation != 0);



  bitmap_init(&used_fields, used_fields_buff, used_fields_buff_size * 8, 0);

  bitmap_init(&used_fields, used_fields_buff, table->s->fields, 0);

  bitmap_clear_all(&used_fields);



  view->contain_auto_increment= 0;

sql/sql_parse.cc

+1 −0
Original line number Diff line number Diff line
@@ -1176,6 +1176,7 @@ pthread_handler_t handle_one_connection(void *arg) 
      or this thread has been schedule to handle the next query

    */

    thd= current_thd;

    thd->thread_stack= (char*) &thd;

  } while (!(test_flags & TEST_NO_THREADS));

  /* The following is only executed if we are not using --one-thread */

  return(0);					/* purecov: deadcode */