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Add a new option to RestoreBkpBlocks() to indicate if a cleanup lock should

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be used instead of the normal exclusive lock, and make WAL redo functions
responsible for calling RestoreBkpBlocks(). They know better what kind of a
lock they need.

At the moment, this just moves things around with no functional change, but
makes the hot standby patch that's under review cleaner.
This commit is contained in:
Heikki Linnakangas
2009-01-20 18:59:37 +00:00
parent b287f0a39e
commit b2a667b9ee
15 changed files with 95 additions and 36 deletions
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5
src/backend/access/gist/gistxlog.c
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/gist/gistxlog.c,v 1.31 2009/01/01 17:23:35 momjian Exp $
* $PostgreSQL: pgsql/src/backend/access/gist/gistxlog.c,v 1.32 2009/01/20 18:59:36 heikki Exp $
*-------------------------------------------------------------------------
*/
#include "postgres.h"
@ -394,9 +394,10 @@ void
gist_redo(XLogRecPtr lsn, XLogRecord *record)
{
uint8 info = record->xl_info & ~XLR_INFO_MASK;
MemoryContext oldCxt;
RestoreBkpBlocks(lsn, record, false);
oldCxt = MemoryContextSwitchTo(opCtx);
switch (info)
{