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Viewing changes to plugin/innobase/include/buf0flu.h

  • Committer: Olaf van der Spek
  • Date: 2011-03-28 14:32:36 UTC
  • mto: (2257.1.1 build) (2276.1.2 build)
  • mto: This revision was merged to the branch mainline in revision 2258.
  • Revision ID: olafvdspek@gmail.com-20110328143236-4ge1d793iqaktfq0
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plugin/innobase/include/buf0flu.h
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Created 11/5/1995 Heikki Tuuri
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*******************************************************/
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#pragma once
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#ifndef buf0flu_h
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#define buf0flu_h
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        ib_uint64_t     newest_lsn);    /*!< in: newest modification lsn
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                                        to the page */
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#ifndef UNIV_HOTBACKUP
 
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# if defined UNIV_DEBUG || defined UNIV_IBUF_DEBUG
 
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/********************************************************************//**
 
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Writes a flushable page asynchronously from the buffer pool to a file.
 
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NOTE: buf_pool->mutex and block->mutex must be held upon entering this
 
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function, and they will be released by this function after flushing.
 
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This is loosely based on buf_flush_batch() and buf_flush_page().
 
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@return TRUE if the page was flushed and the mutexes released */
 
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UNIV_INTERN
 
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ibool
 
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buf_flush_page_try(
 
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/*===============*/
 
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        buf_pool_t*     buf_pool,       /*!< in/out: buffer pool instance */
 
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        buf_block_t*    block)          /*!< in/out: buffer control block */
 
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        __attribute__((nonnull, warn_unused_result));
 
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# endif /* UNIV_DEBUG || UNIV_IBUF_DEBUG */
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/*******************************************************************//**
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This utility flushes dirty blocks from the end of the LRU list.
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NOTE: The calling thread may own latches to pages: to avoid deadlocks,