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Viewing changes to storage/innodb_plugin/trx/trx0sys.c

  • Committer: Package Import Robot
  • Author(s): Marc Deslauriers
  • Date: 2012-02-22 14:16:05 UTC
  • mto: This revision was merged to the branch mainline in revision 20.
  • Revision ID: package-import@ubuntu.com-20120222141605-nxlu9yzc6attylc2
Tags: upstream-5.1.61
Import upstream version 5.1.61

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storage/innodb_plugin/trx/trx0sys.c
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#include "trx0rseg.h"
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#include "trx0undo.h"
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#include "srv0srv.h"
 
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#include "srv0start.h"
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#include "trx0purge.h"
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#include "log0log.h"
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#include "os0file.h"
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{
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        buf_block_t*    block;
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        buf_block_t*    block2;
 
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#ifdef UNIV_SYNC_DEBUG
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        buf_block_t*    new_block;
 
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#endif /* UNIV_SYNC_DEBUG */
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        byte*   doublewrite;
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        byte*   fseg_header;
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        ulint   page_no;
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                        the page position in the tablespace, then the page
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                        has not been written to in doublewrite. */
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                        new_block = buf_page_get(TRX_SYS_SPACE, 0, page_no,
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                                                 RW_X_LATCH, &mtr);
 
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#ifdef UNIV_SYNC_DEBUG
 
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                        new_block =
 
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#endif /* UNIV_SYNC_DEBUG */
 
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                        buf_page_get(TRX_SYS_SPACE, 0, page_no,
 
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                                     RW_X_LATCH, &mtr);
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                        buf_block_dbg_add_level(new_block,
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                                                SYNC_NO_ORDER_CHECK);
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trx_sys_close(void)
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/*===============*/
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{
 
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        trx_t*          trx;
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        trx_rseg_t*     rseg;
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        read_view_t*    view;
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        ut_ad(trx_sys != NULL);
 
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        ut_ad(srv_shutdown_state == SRV_SHUTDOWN_EXIT_THREADS);
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        /* Check that all read views are closed except read view owned
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        by a purge. */
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        mem_free(trx_doublewrite);
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        trx_doublewrite = NULL;
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        /* Only prepared transactions may be left in the system. Free them. */
 
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        ut_a(UT_LIST_GET_LEN(trx_sys->trx_list) == trx_n_prepared);
 
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        while ((trx = UT_LIST_GET_FIRST(trx_sys->trx_list)) != NULL) {
 
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                trx_free_prepared(trx);
 
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        }
 
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        /* There can't be any active transactions. */
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        rseg = UT_LIST_GET_FIRST(trx_sys->rseg_list);
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