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Clean up the use of some page-header-access macros: principally, use

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SizeOfPageHeaderData instead of sizeof(PageHeaderData) in places where that
makes the code clearer, and avoid casting between Page and PageHeader where
possible.  Zdenek Kotala, with some additional cleanup by Heikki Linnakangas.

I did not apply the parts of the proposed patch that would have resulted in
slightly changing the on-disk format of hash indexes; it seems to me that's
not a win as long as there's any chance of having in-place upgrade for 8.4.
This commit is contained in:
Tom Lane
2008-07-13 20:45:47 +00:00
parent 45efb09a01
commit 9d035f4254
17 changed files with 96 additions and 104 deletions
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4
src/backend/storage/buffer/bufmgr.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.233 2008/06/19 00:46:05 alvherre Exp $
* $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.234 2008/07/13 20:45:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -263,7 +263,7 @@ ReadBuffer_common(SMgrRelation smgr, bool isLocalBuf, BlockNumber blockNum,
* always have left a zero-filled buffer, complain if not PageIsNew.
*/
bufBlock = isLocalBuf ? LocalBufHdrGetBlock(bufHdr) : BufHdrGetBlock(bufHdr);
if (!PageIsNew((PageHeader) bufBlock))
if (!PageIsNew((Page) bufBlock))
ereport(ERROR,
(errmsg("unexpected data beyond EOF in block %u of relation %u/%u/%u",
blockNum, smgr->smgr_rnode.spcNode, smgr->smgr_rnode.dbNode, smgr->smgr_rnode.relNode),