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Merge Revision revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6726 from MySQL InnoDB

Original revid:svn-v4:16c675df-0fcb-4bc9-8058-dcc011a37293:branches/zip:6726

Original Authors: marko
Original commit message:
branches/zip: FIL_PAGE_FILE_FLUSH_LSN: Note that the field is only valid
for the first page of each ibdata* file, not *.ibd files.
Suggested by Heikki, in connection with the LSN warning noted in Issue #341.

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plugin/innobase/include/fil0fil.h
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                                        contents of this field is valid
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                                        for all uncompressed pages. */
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#define FIL_PAGE_FILE_FLUSH_LSN 26      /*!< this is only defined for the
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                                        first page in a data file: the file
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                                        has been flushed to disk at least up
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                                        to this lsn */
 
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                                        first page in a system tablespace
 
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                                        data file (ibdata*, not *.ibd):
 
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                                        the file has been flushed to disk
 
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                                        at least up to this lsn */
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#define FIL_PAGE_ARCH_LOG_NO_OR_SPACE_ID  34 /*!< starting from 4.1.x this
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                                        contains the space id of the page */
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#define FIL_PAGE_DATA           38      /*!< start of the data on the page */