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Viewing changes to storage/myisam/mi_keycache.c

  • Committer: Monty Taylor
  • Date: 2008-07-16 19:10:24 UTC
  • mfrom: (51.1.127 remove-dbug)
  • mto: This revision was merged to the branch mainline in revision 176.
  • Revision ID: monty@inaugust.com-20080716191024-prjgoh7fbri7rx26
Merged from remove-dbug.

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storage/myisam/mi_keycache.c
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{
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  int error= 0;
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  MYISAM_SHARE* share= info->s;
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  DBUG_ENTER("mi_assign_to_key_cache");
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  DBUG_PRINT("enter",("old_key_cache_handle: 0x%lx  new_key_cache_handle: 0x%lx",
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                      (long) share->key_cache, (long) key_cache));
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  /*
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    Skip operation if we didn't change key cache. This can happen if we
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    call this for all open instances of the same table
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  */
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  if (share->key_cache == key_cache)
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    DBUG_RETURN(0);
 
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    return(0);
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  /*
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    First flush all blocks for the table in the old key cache.
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                          share->key_cache))
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    error= my_errno;
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  pthread_mutex_unlock(&share->intern_lock);
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  DBUG_RETURN(error);
 
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  return(error);
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}
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                         KEY_CACHE *new_key_cache)
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{
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  LIST *pos;
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  DBUG_ENTER("mi_change_key_cache");
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  /*
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    Lock list to ensure that no one can close the table while we manipulate it
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  */
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  multi_key_cache_change(old_key_cache, new_key_cache);
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  pthread_mutex_unlock(&THR_LOCK_myisam);
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  DBUG_VOID_RETURN;
 
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  return;
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}