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rm_cleanup functions need to be allowed to write WAL entries. This oversight

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appears to explain the recent reports of "PANIC: cannot make new WAL entries
during recovery".
This commit is contained in:
Tom Lane 2009-08-07 19:29:49 +00:00
parent d2e7afe54a
commit 87740caa01
1 changed files with 12 additions and 1 deletions
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13
src/backend/access/transam/xlog.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.345 2009/06/26 20:29:04 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.346 2009/08/07 19:29:49 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -463,6 +463,7 @@ static void readRecoveryCommandFile(void);
static void exitArchiveRecovery(TimeLineID endTLI,
uint32 endLogId, uint32 endLogSeg);
static bool recoveryStopsHere(XLogRecord *record, bool *includeThis);
static void LocalSetXLogInsertAllowed(void);
static void CheckPointGuts(XLogRecPtr checkPointRedo, int flags);
static bool XLogCheckBuffer(XLogRecData *rdata, bool doPageWrites,
@ -5758,6 +5759,13 @@ StartupXLOG(void)
{
int rmid;
/*
* Resource managers might need to write WAL records, eg, to record
* index cleanup actions. So temporarily enable XLogInsertAllowed in
* this process only.
*/
LocalSetXLogInsertAllowed();
/*
* Allow resource managers to do any required cleanup.
*/
@ -5767,6 +5775,9 @@ StartupXLOG(void)
RmgrTable[rmid].rm_cleanup();
}
/* Disallow XLogInsert again */
LocalXLogInsertAllowed = -1;
/*
* Check to see if the XLOG sequence contained any unresolved
* references to uninitialized pages.