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MAPSIZE macro needs to use MAXALIGN(SizeOfPageHeaderData) instead of

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SizeOfPageHeaderData, like PageGetContents does. Per report by Pavan
Deolasee.
This commit is contained in:
Heikki Linnakangas 2008-12-06 17:31:37 +00:00
parent b61318d1b4
commit 7a567d9407
1 changed files with 2 additions and 2 deletions
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4
src/backend/access/heap/visibilitymap.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/heap/visibilitymap.c,v 1.1 2008/12/03 13:05:22 heikki Exp $ * $PostgreSQL: pgsql/src/backend/access/heap/visibilitymap.c,v 1.2 2008/12/06 17:31:37 heikki Exp $
* *
* INTERFACE ROUTINES * INTERFACE ROUTINES
* visibilitymap_clear - clear a bit in the visibility map * visibilitymap_clear - clear a bit in the visibility map
@ -101,7 +101,7 @@
* extra headers, so the whole page minus except for the standard page header * extra headers, so the whole page minus except for the standard page header
* is used for the bitmap. * is used for the bitmap.
*/ */
#define MAPSIZE (BLCKSZ - SizeOfPageHeaderData) #define MAPSIZE (BLCKSZ - MAXALIGN(SizeOfPageHeaderData))
/* Number of bits allocated for each heap block. */ /* Number of bits allocated for each heap block. */
#define BITS_PER_HEAPBLOCK 1 #define BITS_PER_HEAPBLOCK 1