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  • Committer: Lee Bieber
  • Date: 2011-03-13 16:37:38 UTC
  • mfrom: (2227.4.18 session2)
  • Revision ID: kalebral@gmail.com-20110313163738-7ti21zk40o2xi3ew
Merge Olaf - Refactor Session

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plugin/innobase/sync/sync0sync.cc
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/*****************************************************************************
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Copyright (c) 1995, 2010, Innobase Oy. All Rights Reserved.
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Copyright (c) 2008, Google Inc.
 
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Copyright (C) 1995, 2010, Innobase Oy. All Rights Reserved.
 
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Copyright (C) 2008, Google Inc.
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Portions of this file contain modifications contributed and copyrighted by
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Google, Inc. Those modifications are gratefully acknowledged and are described
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mutex_enter_nowait_func(
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/*====================*/
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        mutex_t*        mutex,          /*!< in: pointer to mutex */
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        const char*     file_name __attribute__((unused)),
 
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        const char*     /*file_name __attribute__((unused))*/,
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                                        /*!< in: file name where mutex
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                                        requested */
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        ulint           line __attribute__((unused)))
 
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        ulint           /*line __attribute__((unused))*/)
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                                        /*!< in: line where requested */
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{
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        ut_ad(mutex_validate(mutex));
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        case SYNC_BUF_BLOCK:
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                /* Either the thread must own the buffer pool mutex
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                (buf_pool_mutex), or it is allowed to latch only ONE
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                buffer block (block->mutex or buf_pool_zip_mutex). */
 
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                (buf_pool->mutex), or it is allowed to latch only ONE
 
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                buffer block (block->mutex or buf_pool->zip_mutex). */
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                if (!sync_thread_levels_g(array, level, FALSE)) {
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                        ut_a(sync_thread_levels_g(array, level - 1, TRUE));
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                        ut_a(sync_thread_levels_contain(array, SYNC_BUF_POOL));