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Fix STOP WAL LOCATION in backup history files no to return the next

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segment of XLOG_BACKUP_END record even if the the record is placed
at a segment boundary. Furthermore the previous implementation could
return nonexistent segment file name when the boundary is in segments
that has "FE" suffix; We never use segments with "FF" suffix.

Backpatch to 8.0, where hot backup was introduced.

Reported by Fujii Masao.
This commit is contained in:
Itagaki Takahiro 2010-02-19 01:06:51 +00:00
parent 08181b427c
commit 28a19436ca
1 changed files with 2 additions and 2 deletions
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4
src/backend/access/transam/xlog.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.292.2.9 2009/09/13 18:32:26 heikki Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.292.2.10 2010/02/19 01:06:51 itagaki Exp $
*
*-------------------------------------------------------------------------
*/
@ -6675,7 +6675,7 @@ pg_stop_backup(PG_FUNCTION_ARGS)
*/
stoppoint = RequestXLogSwitch();
XLByteToSeg(stoppoint, _logId, _logSeg);
XLByteToPrevSeg(stoppoint, _logId, _logSeg);
XLogFileName(stopxlogfilename, ThisTimeLineID, _logId, _logSeg);
/* Use the log timezone here, not the session timezone */