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Viewing changes to storage/innobase/btr/btr0pcur.c

  • Committer: Package Import Robot
  • Author(s): Marc Deslauriers
  • Date: 2012-02-22 08:30:45 UTC
  • mfrom: (1.4.1)
  • Revision ID: package-import@ubuntu.com-20120222083045-2rd53r4bnyx7qus4
Tags: 5.1.61-0ubuntu0.11.04.1
https://launchpad.net/bugs/937869
* SECURITY UPDATE: Update to 5.1.61 to fix multiple security issues
  (LP: #937869)
  - http://www.oracle.com/technetwork/topics/security/cpujan2012-366304.html
  - CVE-2011-2262
  - CVE-2012-0075
  - CVE-2012-0112
  - CVE-2012-0113
  - CVE-2012-0114
  - CVE-2012-0115
  - CVE-2012-0116
  - CVE-2012-0117
  - CVE-2012-0118
  - CVE-2012-0119
  - CVE-2012-0120
  - CVE-2012-0484
  - CVE-2012-0485
  - CVE-2012-0486
  - CVE-2012-0487
  - CVE-2012-0488
  - CVE-2012-0489
  - CVE-2012-0490
  - CVE-2012-0491
  - CVE-2012-0492
  - CVE-2012-0493
  - CVE-2012-0494
  - CVE-2012-0495
  - CVE-2012-0496

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storage/innobase/btr/btr0pcur.c
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        return(FALSE);
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}
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/******************************************************************
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If the latch mode of the cursor is BTR_LEAF_SEARCH or BTR_LEAF_MODIFY,
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releases the page latch and bufferfix reserved by the cursor.
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NOTE! In the case of BTR_LEAF_MODIFY, there should not exist changes
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made by the current mini-transaction to the data protected by the
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cursor latch, as then the latch must not be released until mtr_commit. */
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void
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btr_pcur_release_leaf(
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/*==================*/
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        btr_pcur_t*     cursor, /* in: persistent cursor */
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        mtr_t*          mtr)    /* in: mtr */
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{
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        page_t* page;
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        ut_a(cursor->pos_state == BTR_PCUR_IS_POSITIONED);
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        ut_ad(cursor->latch_mode != BTR_NO_LATCHES);
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        page = btr_cur_get_page(btr_pcur_get_btr_cur(cursor));
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        btr_leaf_page_release(page, cursor->latch_mode, mtr);
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        cursor->latch_mode = BTR_NO_LATCHES;
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        cursor->pos_state = BTR_PCUR_WAS_POSITIONED;
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}
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/*************************************************************
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Moves the persistent cursor to the first record on the next page. Releases the
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latch on the current page, and bufferunfixes it. Note that there must not be