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Viewing changes to storage/innobase/mtr/mtr0mtr.c

  • Committer: Eric Day
  • Date: 2009-03-24 04:59:05 UTC
  • mfrom: (962 drizzle)
  • mto: (968.1.1 lib-merge)
  • mto: This revision was merged to the branch mainline in revision 969.
  • Revision ID: eday@oddments.org-20090324045905-2ptqhz3ves0aa5ed
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storage/innobase/mtr/mtr0mtr.c
 
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/*****************************************************************************
 
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Copyright (c) 1995, 2009, Innobase Oy. All Rights Reserved.
 
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This program is free software; you can redistribute it and/or modify it under
 
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the terms of the GNU General Public License as published by the Free Software
 
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Foundation; version 2 of the License.
 
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This program is distributed in the hope that it will be useful, but WITHOUT
 
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 
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You should have received a copy of the GNU General Public License along with
 
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 
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Place, Suite 330, Boston, MA 02111-1307 USA
 
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*****************************************************************************/
 
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/******************************************************
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Mini-transaction buffer
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(c) 1995 Innobase Oy
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Created 11/26/1995 Heikki Tuuri
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*******************************************************/
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        ut_ad(mtr);
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        ut_ad(mtr->magic_n == MTR_MAGIC_N);
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        ut_ad(mtr->state == MTR_ACTIVE);
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#ifdef UNIV_DEBUG
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        mtr->state = MTR_COMMITTING;
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#endif
 
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        ut_d(mtr->state = MTR_COMMITTING);
 
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        write_log = mtr->modifications && mtr->n_log_recs;
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        if (write_log) {
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                log_release();
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        }
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#ifdef UNIV_DEBUG
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        mtr->state = MTR_COMMITTED;
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#endif
 
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        ut_d(mtr->state = MTR_COMMITTED);
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        dyn_array_free(&(mtr->memo));
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        dyn_array_free(&(mtr->log));
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}
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        const byte*     ptr,    /* in: pointer to buffer frame */
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        ulint           type)   /* in: type of object */
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{
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        ibool   ret;
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        buf_pool_mutex_enter();
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        ret = mtr_memo_contains(mtr, buf_block_align(ptr), type);
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        buf_pool_mutex_exit();
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        return(ret);
 
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        return(mtr_memo_contains(mtr, buf_block_align(ptr), type));
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}
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/*************************************************************