Simon Riggs wrote:
* btree VACUUM code - must scan every block of index (v6)
Need to unlock them too.
--- a/src/backend/access/nbtree/nbtxlog.c
+++ b/src/backend/access/nbtree/nbtxlog.c
@@ -472,7 +472,7 @@ btree_xlog_vacuum(XLogRecPtr lsn, XLogRecord *record)
xlrec = (xl_btree_vacuum *) XLogRecGetData(record);
/*
- * We need to ensure everyy block is unpinned between the
+ * We need to ensure every block is pinned between the
* lastBlockVacuumed and the current block, if there are any.
* This ensures that every block in the index is touched during
* VACUUM as required to ensure scans work correctly.
@@ -482,7 +482,11 @@ btree_xlog_vacuum(XLogRecPtr lsn, XLogRecord *record)
BlockNumber blkno = xlrec->lastBlockVacuumed + 1;
for (; blkno < xlrec->block; blkno++)
+ {
buffer = XLogReadBufferForCleanup(xlrec->node,
blkno, false);
+ if (BufferIsValid(buffer))
+ UnlockReleaseBuffer(buffer);
+ }
}
/*
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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